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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 three-dimensional Earth browsers.
Other NWS products in KML format
http://earth.google.com/download-earth.html, along with an accompanying user guide.
Latest Quantitative Precipitation Forecasts (QPFs)
24-Hour Forecast
Valid 00Z December 25, 2025 - 06Z December 25, 2025
Includes the four 6-hour QPFs and the 24-hour total QPF
24-Hour Forecast
Valid 00Z December 26, 2025 - 06Z December 26, 2025
Includes the four 6-hour QPFs and the 24-hour total QPF
24-Hour Forecast
Valid 00Z December 27, 2025 - 06Z December 27, 2025
Includes the four 6-hour QPFs and the 24-hour total QPF
Day 1-2 48-Hour QPF
-- (Issued 22:45Z December 24, 2025)
Valid 00Z December 25, 2025 - 00Z December 27, 2025
Valid 00Z December 25, 2025 - 00Z December 28, 2025
Valid 00Z December 28, 2025 - 00Z December 30, 2025
Valid 00Z December 30, 2025 - 00Z January 01, 2026
Valid 00Z December 25, 2025 - 00Z December 30, 2025
Valid 00Z December 25, 2025 - 00Z January 01, 2026
Latest Winter Weather Forecasts
Includes all of WPC's latest snowfall and freezing rain probability forecasts, and updates only when all forecasts have been issued.
Probability of Snowfall
Probability of Freezing Rain
(Note: This product only updates when all Day 1 forecasts have been issued)
Probability of Snowfall
Probability of Freezing Rain
(Note: This product only updates when all Day 2 forecasts have been issued)
Probability of Snowfall
Probability of Freezing Rain
(Note: This product only updates when all Day 3 forecasts have been issued)
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
Day 1-3 Significant Weather Based off the National Forecast Charts, WPC is creating KML files of significant weather expected during the Day 1-3 period. For the purposes of this product, significant weather is defined as the potential for:
(Updated 19:58Z December 24, 2025)
Day 2 Significant Weather Forecast valid for Thu, Dec 25, 2025
(Updated 09:01Z December 24, 2025)
Day 3 Significant Weather Forecast valid for Fri, Dec 26, 2025
(Updated 09:04Z December 24, 2025)
(Updated 19:58Z December 24, 2025)
Alaska Analyses and Forecasts Below are links to KML files containing raster images of WPC's Alaska product suite. This includes the 3-hour analyses, Day 4-8 PMSL forecasts, and Day 4-8 500mb forecasts. Two versions are available; one has a transparent background, while the other displays a white background similar to WPC's gif images. 3-Hourly Analyses for the Past 24 Hours (transparent background) 3-Hourly Analyses for the Past 24 Hours (white background) Latest Day 4-8 PMSL/Surface Front Forecasts (white background) Latest Day 4-8 500mb Height Forecasts (white background) CONUS Surface Analyses and Day 3-7 PMSL Forecasts Below are links to KML files containing raster images of WPC's 3-hourly surface analyses and Day 3-7 PMSL forecasts (including surface fronts and pressure centers). Two versions are available; one has a transparent background, while the other displays a white background similar to WPC's gif images. 3-Hourly Analyses for the Past 24 Hours (transparent background) 3-Hourly Analyses for the Past 24 Hours (white background) Latest Day 4-8 PMSL/Surface Front Forecasts (white background)
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