Wpc.ncep.noaa

Abbreviations and acronyms used in this product Geographic Boundaries - Map 1: Color Black/White Map 2: Color Black/White. Model Diagnostic Discussion NWS Weather Prediction Center College Park MD 643 PM EDT Sat Aug 15 2020 Valid Aug 15/1200 UTC thru Aug 19/0000 UTC This product has been terminated as of August 15, 2020.

Welcome to the Weather Prediction Center's Hydrometeorology Testbed (HMT) Webpage. The 2023 FFaIR Experiment has finished for the season. Thank you to everyone who participated in the experiment or attended our seminars. The next testbed we will be hosting is the Winter Weather Experiment (WWE). Please be on the lookout for more information ...The western and central U.S. forecast during Tuesday-Thursday will depend in part on the increasingly uncertain pattern aloft. Based on the current majority scenario of a deepening western U.S. upper trough, moderately cool highs over the West early in the week would trend significantly colder over the Intermountain West into northern Plains.12-hour forecasts 24-hour forecasts. Max/Min/Precip Probability Composites. WPC's Day 4-7 Gridded Forecasts. Day 3-7 Temperature and PoP Forecasts - Text Format. WPC's 5- and 7-Day Total QPF/5-Day Mean Temperature Forecasts. WPC's Day 3-7 500mb Height Forecasts for the Continental U.S. GFS 500mb Height/Anomaly …NOAA: NWS: NCEP Centers: AWC: CPC: EMC: NCO: NHC: OPC: SPC: SWPC: WPC ... WPC's 12-Hour Surface Weather Forecast: NOAA/ National Weather Service National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740At the moment, we have kept the risk level at slight, but showing a more expansive risk area than on the day 2 outlook. The new day 3 slight risk area is more narrow than the old day 4, to better match the model consensus qpf axis. With the potential for multiple days of heavy rain overlap, an upgrade to moderate is possible with later ...Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 400 AM EDT Thu Oct 19 2023 Valid 12Z Thu Oct 19 2023 - 12Z Sat Oct 21 2023 ...Increasingly unsettled weather is in store for the eastern U.S. over the next few days.. ... High temperatures will challenge daily records across numerous locations` over the western U.S ...Products. WPC Products in KML Format. WPC is providing a subset of its product suite in KeyHole Markup Language (KML) format. KML is used by a variety of GIS and mapping applications, including Google Earth, ArcGIS Explorer, Microsoft Virtual Earth, NASA WorldWind View, and numerous others, to display geospatial data on two-dimensional maps and ...

According to the NWS directive passed at the 2005 NOAA Hurricane Conference, "WPC will provide forecast points within their TCP, out through 120 hours (if necessary), at the same time steps as NHC (the National Hurricane Center), and issued at the normal advisory times, as long as the system is expected 1) to have an identifiable surface low and 2) to provide a significant precipitation threat ...Click on the Surface Weather Map to see a larger map with plotted station observations. Click Here for information on the station model. Click either the Maximum or Minimum Temperature Map to see the actual Highest and Lowest Temperatures for selected locations. Click the 500-Millibar chart to see a larger version of the chart with temperature ...Observations from: 12 UTC Oct 23, 2023NOAA proudly responded to the order and started the Preserve America Initiative Internal Funding Program (PAIIF) in 2005. This project, "Surface Analysis: Where it has been, Where it is going", received funding in 2010 from the program, and shares PAIIF's goals of preserving, protecting, and enhancing historic NOAA properties and heritage assets.WPC (Legacy) Forecasts & Analyses . Daily Weather Map. Day ½–2½. Day 3–7 CONUS. Day 3–7 Hazards. Day 4–8 Alaska. Excessive Rainfall. Flood Outlook.The WPC produces 6-hour quantitative precipitation forecasts (QPFs) for forecast projection days one through three at 6-hour intervals (72-hour duration). High-resolution models, including the National Centers for Environmental Prediction (NCEP) Global Forecast System (GFS), the NCEP North American Mesoscale (NAM) model and the global model ...

NOAA: NWS: NCEP Centers: AWC: CPC: EMC: NCO: NHC: OPC: SPC: SWPC: WPC ... "City, St" or Zip Code Search WPC NCEP Quarterly Newsletter: WPC Home: Analyses and Forecasts National Forecast Charts National High & Low WPC Discussions Surface Analysis Days ½-2½ CONUS ... NOAA/ National Weather Service …Service Description: The WPC National Forecast Charts provide an overview of expected weather for up to the next three days, with emphasis on certain hazardous and significant weather. They summarize forecasts from several NCEP Service Centers including the Storm Prediction Center (for severe thunderstorm and tornado outlooks), the National ...NOAA's National Center for Environmental Prediction's (NCEP's) Tropical Prediction Center uses a number of guidance outputs to help determine the official forecast of a given tropical system. The multi-source approach to forecasting is nothing new - the official World War II D-Day forecast composed by the allies was actually a combination of ...Interface for specialized WPC Excessive Rainfall Outlook Maps for NWS County Warning Areas and States. 1/3/6/24-hr Changes Change in weather parameters (temperature, dewpoint, surface pressure, etc) over the last 1/3/6/24 hours.

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About WPC's Probabilistic and. Percentile QPF Products. The WPC produces 6-hour quantitative precipitation forecasts (QPFs) for forecast projection days one through three at 6-hour intervals (72-hour duration). Probabilistic forecasts are computed based on a combination of WPC's 6-hour QPF and an ensemble of model forecasts.National Oceanic and Atmospheric AdministrationWPC Days 3-7 Minimum Temperature Forecasts. weather.gov : ... Organization: Search : DOC: NOAA: NWS: NCEP Centers: AWC: CPC: EMC: NCO: NHC: OPC: SPC: SWPC: WPC: Local forecast by "City, St" or Zip Code ... National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740 ...Click on the Surface Weather Map to see a larger map with plotted station observations. Click Here for information on the station model. Click either the Maximum or Minimum Temperature Map to see the actual Highest and Lowest Temperatures for selected locations. Click the 500-Millibar chart to see a larger version of the chart with temperature ...WPC Day 2 Excessive Rainfall Outlook. Risk of 1 to 6 hour rainfall exceeding flash flood guidance at a point Updated: 0814 UTC Mon Oct 23, 2023. Valid: 12 UTC Oct 24, 2023 - 12 UTC Oct 25, 2023.About the Short Range NDFD Graphics. The National Digital Forecast Database (NDFD) contains a mosaic of digital forecasts from the National Weather Service (NWS) field offices working in collaboration with NCEP. The forecasts depicted on the previous page — and in the example below — combine WPC forecasts of fronts, isobars and high/low ...

Sep 29, 2023 · Products. WPC Verification. Forecast Products QPF's: 24-Hourly 6-Hourly Days 4-5/6-7 5-Day Total. Medium Range: Min Temps Max Temps Prob of Pcpn (PoP) WPC Grids. Sea-level Pressure Verification for specific events: Hurricane Isaac QPF Hurricane Sandy QPF. Quantitative Precipitation Forecasts. How Threat Scores and Bias are Computed. Start Rock-+ < > Zoom Refresh Show Rock-+ < > Zoom Refresh ShowWPC Loop of Short Range Sea-level Pressures, Fronts, and Weather. Forecast valid 12 UTC Oct 24 2023. Trough - an elongated area of relatively low atmospheric pressure; the opposite of a ridge. On WPC's surface analyses, this feature is also used to depict outflow boundaries. Squall Line - a line of active thunderstorms, either continuous or with breaks, including contiguous precipitation areas resulting from the existence of the thunderstorms ...Latest Surface Observations. Click on the image above to view at full size. See latest observations of wind chill or heat index. View a table of available surface maps. -or use the form below to- Create a Map of Surface Observations. (Data is available for the most recent 24 hours) Map Type: Date/Time: Resolution:About NCEP Central Operations. The National Centers. The National Centers for Environmental Prediction (NCEP), an arm of the NOAA's National Weather Service (NWS), is comprised of nine distinct Centers, and the Office of the Director, which provide a wide variety of national and international weather guidance products to National Weather Service field offices, government agencies, emergency ...wpc forecast operations branch monthly record threat scores 24-hour qpf (numbers in bold are all time records for that category)statistics updated october 14, 2023The WPC International Desks produce a forecast discussion (PMDCA) and five 24-hr QPF charts for days 1-5 circa 12 UTC from Monday through Friday, in support to Quantitative Precipitation Forecasting (QPF) practices in Puerto Rico and the US Virgin Islands. These products and their associated shapefiles are accesible in the following links.

Download latest KML files **Information about the KML files available for download (Click to show/hide)** WPC Winter Weather Products Home Page. NOAA/ National Weather Service. National Centers for Environmental Prediction. Weather Prediction Center. 5830 University Research Court. College Park, Maryland 20740.

Sea-level pressure is plotted in tenths of millibars (mb), with the leading 10 or 9 omitted. For reference, 1013 mb is equivalent to 29.92 inches of mercury.Download latest KML files **Information about the KML files available for download (Click to show/hide)** WPC Winter Weather Products Home Page. NOAA/ National Weather Service. National Centers for Environmental Prediction. Weather Prediction Center. 5830 University Research Court. College Park, Maryland 20740. Weather Prediction Center Web Team.Search WPC NCEP Quarterly Newsletter: WPC Home: Analyses and Forecasts National Forecast Charts ... NOAA/ National Weather Service National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740 ...WPC's forecasts of the minimum heat index during the medium-range period. weather.gov : ... NOAA/ National Weather Service National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740Max/Min/Precip Probability Composites. WPC's Day 4-7 Gridded Forecasts. Day 3-7 Temperature and PoP Forecasts - Text Format. WPC's 5- and 7-Day Total QPF/5-Day Mean Temperatures. WPC's Day 3-7 500mb Height Forecasts for the Continental U.S. GFS 500mb Height/Anomaly Forecasts. Interactive Medium Range Products Browser.Therefore, the WPC has issued a Slight Risk of excessive rainfall with these thunderstorms over parts of the Central/Southern Plains through Wednesday morning. Additionally, a front over the Upper Great Lakes to the Central High Plains will pool moisture along the boundary, producing showers and thunderstorms with heavy rain. ... Ziegenfelder ...Loop of sea-level pressures and fronts through day 7. Pacific and Atlantic surface analyses are available at the. Ocean Prediction Center and the Tropical Prediction Center. Black and White Surface Analysis Products. PRODUCT and/or REGION. ANALYSIS TIMES. North America Zoom-in. Latest 00Z 03Z 06Z 09Z 12Z 15Z 18Z 21Z.WPC National Forecast Chart Wed Oct 18, 2023; Thu Oct 19, 2023; Fri Oct 20, 2023 » Link to static maps + Additional Links ... NOAA/NWS/NCEP Weather Prediction Center 5830 University Research Court College Park, MD 20740 Weather Prediction Center Web Team. Disclaimer Information Quality Help Glossary.

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48-54 hr. [contours only] Scrollable Multi-Chart Series Excessive Rainfall Forecast + All Day 1 Forecasts. All Day 2 Forecasts. Excessive Rainfall + All 6-Hourly Fcsts Days 1 and 2. 24-Hourly Fcsts Days 1-3 + 48-Hour Fcst Days 4-5 and Days 6-7. Interactive QPF Product Browser WPC 6-Hour Probabilistic QPFs.72 Hour Precipitation Total - Days 1-3. Day 1-3 QPF. [contours only] Scrollable Multi-Chart Series Excessive Rainfall Forecast + All Day 1 Forecasts. All Day 2 Forecasts. Excessive Rainfall + All 6-Hourly Fcsts Days 1 and 2. 24-Hourly Fcsts Days 1-3 + 48-Hour Fcst Days 4-5 and Days 6-7. Interactive QPF Product Browser WPC 6-Hour Probabilistic QPFs.The Winter Storm Outlook is experimental and does not depict official warnings, and should always be used in context with official NWS forecasts and warnings. Because this product is experimental, it may not update in a timely fashion. Always check the creation and valid times. For more information, please refer to the following links: Product ...Welcome to NCEP Central Operations. As the information technology center for the National Weather Service, NCO executes and manages upgrades to the NCEP model production suite, enterprise applications, and network services for the entire NWS, and provides 24x7 monitoring and customer support. Our vision is to set the standard for information ...There is another Slight Risk in effect for parts of central and southwestern UT and far northwestern AZ. Precipitation and the threat of flash flooding will decrease on Wednesday. For more information regarding the Excessive Rainfall impacts due to the remnants of Hilary, refer to the Weather Prediction Center at wpc.ncep.noaa.gov.Search METAR Sites. ADDS Station Table. NCEI METAR Archive. Page loaded: 18:32 UTC | 11:32 AM Pacific | 12:32 PM Mountain | 01:32 PM Central | 02:32 PM Eastern. Aviation Weather Center Homepage provides comprehensive user-friendly aviation weather Text products and graphics.Abbreviations and acronyms used in this product Geographic Boundaries - Map 1: Color Black/White Map 2: Color Black/White. Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 400 PM EDT Mon Oct 23 2023 Valid 00Z Tue Oct 24 2023 - 00Z Thu Oct 26 2023 ...A significant early season winter storm will bring heavy …NOAA's National Center for Environmental Prediction's (NCEP's) Tropical Prediction Center uses a number of guidance outputs to help determine the official forecast of a given tropical system. The multi-source approach to forecasting is nothing new - the official World War II D-Day forecast composed by the allies was actually a combination of ...WPC surface analysis zoom, pan, animation and archives. Surface analysis 09Z Sat Oct 7 2023. A shaded terrain map is now available as an underlay. This interactive surface analysis page combines maps archived in recent years with the historical surface analysis archive (maps prior to May of 2005). Click on the calendar entry box near the upper ... ….

Description of the National Forecast Chart View Past Forecasts. Download significant weather features* in KML or shapefile format. *Significant weather features are depicted as hatched areas and defined as the potential for: Severe Thunderstorms. Flash Flooding.NWS Weather Prediction Center, College Park, MD. High Temperature for Wednesday, October 18, 2023. (As received by 18 UTC October 19) 105 at 6 miles south-southwest of Ogilby, CA. Low Temperature for Wednesday, October 18, 2023. (As received by 06 UTC October 19) 17 at Angel Fire, NM. Select a Different Day.WPC 6-Hourly QPFs for Days 4-7. weather.gov : ... Organization: Search : DOC: NOAA: NWS: NCEP Centers: AWC: CPC: EMC: NCO: NHC: OPC: SPC: SWPC: WPC: Local forecast by "City, St" or Zip Code ... National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740 ...Abbreviations and acronyms used in this product Geographic Boundaries - Map 1: Color Black/White Map 2: Color Black/White. Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 256 PM EDT Wed Sep 27 2023 Valid 00Z Thu Sep 28 2023 - 00Z Sat Sep 30 2023 ...A cool and wet weather pattern to persist across the Pacific ...Interface for specialized WPC Excessive Rainfall Outlook Maps for NWS County Warning Areas and States. 1/3/6/24-hr Changes Change in weather parameters (temperature, dewpoint, surface pressure, etc) over the last 1/3/6/24 hours. WPC National Forecast Chart Wed Oct 18, 2023; Thu Oct 19, 2023; Fri Oct 20, 2023 » Link to static maps + Additional Links ... NOAA/NWS/NCEP Weather Prediction Center 5830 University Research Court College Park, MD 20740 Weather Prediction Center Web Team. Disclaimer Information Quality Help Glossary.Historic Surface Analysis Archive. For years prior to 2006. Click here for WPC surface maps newer then 2006. Provided here is an extensive archive of historic surface analyses beginning in 1879 scanned from the NOAA Library located in Silver Spring, Maryland. Due to the fact that these were hand drawn and scanned, clarity is not guaranteed.Prepared by WPC from CPC data Note: Data not fully quality controlled. Created Date: 10/26/2023 11:47:34 PM Title: Untitled ... Wpc.ncep.noaa, About the Short Range NDFD Graphics. The National Digital Forecast Database (NDFD) contains a mosaic of digital forecasts from the National Weather Service (NWS) field offices working in collaboration with NCEP. The forecasts depicted on the previous page — and in the example below — combine WPC forecasts of fronts, isobars and high/low ..., Its purpose is to provide a preview and solicit comments of an ongoing redesign of the Weather Prediction Center (WPC) website. Comments and feedback on the preview site are appreciated (click here). For official WPC information and forecasts, please refer to the operational WPC website (click here) . Warning: filemtime (): stat failed for ..., WPC Day 5 Sea Level Pressures and Fronts. Map: Day 5. Fronts/Pressures., Excessive Rainfall Discussion NWS Weather Prediction Center College Park MD 724 PM EDT Sun Oct 22 2023 Day 1 Valid 01Z Mon Oct 23 2023 - 12Z Mon Oct 23 2023 The probability of rainfall exceeding flash flood guidance is less than 5 percent., WPC surface analysis zoom, pan, animation and archives. Surface analysis 09Z Sat Oct 7 2023. A shaded terrain map is now available as an underlay. This interactive surface analysis page combines maps archived in recent years with the historical surface analysis archive (maps prior to May of 2005). Click on the calendar entry box near the upper ..., A weak cold front will press across the western U.S. today and Monday with some rain and snow showers before reaching the central U.S. on Tuesday with more significant weather. A few strong to severe thunderstorms capable of producing hail are possible across parts of the Upper Midwest on Tuesday. A slight risk of excessive rainfall is forecast ... , Global Products. Updated: 11/30/2022. Global Forecast System (GFS) Model. Global Data Assimilation System (GDAS) Model. GFS Wave Model. Information about the GFS. CC is the model cycle runtime (i.e. 00, 06, 12, 18) FFF is the forecast hour of product from 000 - 384. YYYYMMDD is the Year, Month and Day., WPC Met Watch. Current Mesoscale Precipitation Discussions (MPDs) Updated: 16:11:03 UTC Sat Oct 21 2023. No MPDs are currently in effect. Most recently issued MPD: #1148. (issued at 346 PM EDT Fri Oct 13 2023 ) **More About MPDs (Click to Show/Hide)**., NWS Climate Prediction Center College Park MD 300 PM EDT October 23 2023 ... WPC Days 3-7 U.S. Hazards For Tuesday October 31 - Monday November 06: A mid-level trough is predicted across much of the Central and Eastern contiguous U.S. (CONUS) during week-2. This flow pattern supports the delivery of Arctic air to much of the CONUS, with the ..., Click on the Surface Weather Map to see a larger map with plotted station observations. Click Here for information on the station model. Click either the Maximum or Minimum Temperature Map to see the actual Highest and Lowest Temperatures for selected locations. Click the 500-Millibar chart to see a larger version of the chart with temperature ..., Line has a history of producing 1-1.5" totals in 15-30 minutes while passing per observations and 21z HRRR continues to suggest similar 15 minute totals until about an hour or so after night fall as it crosses into SW OH, but only diminishing toward .75-1"/15 minutes. Expanding moderate shield precipitation will allow for localized totals of 2 ..., Short Range Forecasts (Days ½-2½) The graphics on this page combine WPC forecasts of fronts, isobars and high/low pressure centers with the National Digital Forecast Database (NDFD) depiction of expected weather type. Learn more about these NDFD graphics. The NDFD contains a mosaic of digital forecasts from NWS field offices working in ..., Download latest KML files **Information about the KML files available for download (Click to show/hide)** WPC Winter Weather Products Home Page. NOAA/ National Weather Service. National Centers for Environmental Prediction. Weather Prediction Center. 5830 University Research Court. College Park, Maryland 20740. Weather Prediction Center Web Team., National Oceanic and Atmospheric Administration, this is my rule. From what I can see, the rule itself should work. However, I keep getting a series of conversion errors… Type mismatch: cannot convert from BigDecimal to Number; line 14, column 568, length 2 Type mismatch: cannot convert from BigDecimal to Number; line 17, column 690, length 2 Type mismatch: cannot convert …, WPC releases new experimental homepage! Feedback is appreciated. On August 1, 2016, changes were introduced to WPC's excessive rainfall outlook, including the addition of a Marginal risk area and shading to the web graphics. Learn about a new forecast tool: Extreme Precipitation Forecast Tool Webinar (19 minutes, please refer to your local NWS office, the Medium Range Hazards Forecast produced by the Weather Prediction Center (WPC) , and the CPC Week—2 Hazards Outlook. Forecasts made over Africa are made in coordination with the International Desk at CPC., Welcome to the Weather in Context project prototype page. Quite simply, the goal of this project is to develop a web-based tool that displays forecast information and its climatological context in a manner that will quickly alert a forecaster to when a record or near-record breaking event is possible. The tool focuses on maximum temperatures ..., About Our Site. About Our Products. South American Surface Analyses View the entire continent or click on a country below. DISCLAIMER: These analyses are non-operational products and may not be current or available on a routine basis. NOAA/ National Weather Service. National Centers for Environmental Prediction. Weather Prediction Center., Line has a history of producing 1-1.5" totals in 15-30 minutes while passing per observations and 21z HRRR continues to suggest similar 15 minute totals until about an hour or so after night fall as it crosses into SW OH, but only diminishing toward .75-1"/15 minutes. Expanding moderate shield precipitation will allow for localized totals of 2 ..., This product is generated with the WPC's Days 1-3 Quantitative Precipitation Forecasts (QPFs) for the 6-, 24-, and 72-hr periods. Users can select from WPC's deterministic or 90th percentile probabilistic QPF for comparison. Each contour level represents an ARI (or AEP) forecasted to be equaled or exceeded for the given time period., The National Centers for Environmental Prediction (NCEP) is comprised of nine distinct Centers. These Centers are critical in national and global weather prediction by providing a wide variety of national and international weather guidance products. These National Centers consists of: Aviation Weather Cente., Excessive Rainfall Discussion NWS Weather Prediction Center College Park MD 406 AM EDT Thu Oct 19 2023 Day 1 Valid 12Z Thu Oct 19 2023 - 12Z Fri Oct 20 2023 The probability of rainfall exceeding flash flood guidance is less than 5 percent., 72 Hour Precipitation Total - Days 1-3. Day 1-3 QPF. [contours only] Scrollable Multi-Chart Series Excessive Rainfall Forecast + All Day 1 Forecasts. All Day 2 Forecasts. Excessive Rainfall + All 6-Hourly Fcsts Days 1 and 2. 24-Hourly Fcsts Days 1-3 + 48-Hour Fcst Days 4-5 and Days 6-7. Interactive QPF Product Browser WPC 6-Hour Probabilistic QPFs., WPC Quantitative Precipitation Forecasts - Day 3. weather.gov : Site Map: News: Organization: Search : DOC: ... NOAA/ National Weather Service National Centers for Environmental Prediction Weather Prediction Center 5830 University Research Court College Park, Maryland 20740 ..., The viewer and plumes pages were designed as a resource for WPC Winter Weather Desk forecasters. There are 60 models/ensemble members that contribute to the PWPF, plus the WPC deterministic forecast. The pages were developed late in the 2017-2018 season and were hosted internally. After requests for NWS access, the pages went live in early ..., Stop Rock-+ < > Zoom Refresh Show Rock-+ < > Zoom Refresh Show, Collaborative Excessive Rainfall Forecasts Please note that this page is NOT updated on a regular basis. Some products may be outdated. For the latest official forecast, see WPC's Excessive Rainfall Outlook page. Day 1 Forecast. Valid 01Z 10/18/23 - 12Z 10/18/23. Day 2 and Day 3 Forecasts. Day 2 Forecast., Welcome to NCEP Central Operations. As the information technology center for the National Weather Service, NCO executes and manages upgrades to the NCEP model production suite, enterprise applications, and network services for the entire NWS, and provides 24x7 monitoring and customer support. Our vision is to set the standard for information ..., How often do hurricanes hit Texas? What are the impacts and patterns of these storms? Find out the answers in this detailed report by the Weather Prediction Center, which covers the history of Texas hurricanes from 1851 to 2010, with maps, charts, and tables., Interface for specialized WPC Excessive Rainfall Outlook Maps for NWS County Warning Areas and States. 1/3/6/24-hr Changes. Change in weather parameters (temperature, dewpoint, surface pressure, etc) over the last 1/3/6/24 hours. ... NOAA/NWS/NCEP Weather Prediction Center 5830 University Research Court College Park, MD 20740 Weather Prediction ..., This webpage provides an archive of historical surface analyses issued by NMC/HPC from January, 1990 through April, 2005 (with occasional gaps). The interface allows you to choose a map and convienently zoom in and out as well as step through successive and previous maps with relative ease. The archive will be expanded in the future to include ..., Search METAR Sites. ADDS Station Table. NCEI METAR Archive. Page loaded: 18:32 UTC | 11:32 AM Pacific | 12:32 PM Mountain | 01:32 PM Central | 02:32 PM Eastern. Aviation Weather Center Homepage provides comprehensive user-friendly aviation weather Text products and graphics.