Displays the climatological significance of precipitation forecast by WPC. The climatological significance is represented by Average Recurrence Intervals (ARIs) of precipitation estimates from NOAA Atlas …

Feb 26, 2025 · The following charts depict in a 4-panel format the final forecast of the probabilities of snow reaching or exceeding 4, 8, and 12 inches and the probability of freezing rain reaching or …

WPC Top Stories: Latest Summary for Southern Appalachians/Carolinas Winter Storm.

These unseasonably warm conditions will then persist for the remainder of the week and into the weekend. Above average temperatures and calm conditions are also expected to continue for most …

The increased economic and societal demands to know the potential for winter precipitation as far in advance as possible lead to the development of the Weather Prediction Center (WPC) Day 4 through …

Sep 16, 2025 · WPC QPF is also available in the following formats: GRIB 2 Shapefiles KML About These Products Precipitation Verification How accurate are WPC precipitation forecasts? Computing …

Sep 14, 2023 · View Surface Analyses for Aviation Interests Current Weather Conditions at WPC NWS Unified Surface Analysis Manual

2 days ago · (Version containing fewer parameters) WPC's Day 3-7 500mb Height Forecasts for the Continental U.S. Heat Index Forecasts - [about these products] [top of page] Depicted below are …

WPC National Forecast Chart Wed Feb 04, 2026 Thu Feb 05, 2026 Fri Feb 06, 2026 ... » Link to static maps + Additional Links

Jan 31, 2026 · Weather Prediction Center National Oceanic and Atmospheric Administration NCEP AWC CPC EMC NCO NHC OPC SPC SWPC WPC HOME FORECASTS & ANALYSES ARCHIVES