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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 three-dimensional Earth browsers.
 
Currently, the following products are available in KML format:
 
Other NWS products in KML format
 
A free version of Google Earth is available for download at
http://earth.google.com/download-earth.html, along with an accompanying user guide.
 
View a screen shot of WPC's QPF as depicted in Google Earth.
 
In addition to KML, WPC creates many of its guidance products in shapefile format; these are available for download at https://ftp.wpc.ncep.noaa.gov/shapefiles.
 
 
Latest Quantitative Precipitation Forecasts (QPFs)

About the QPF KML files

6-Hour Update Forecast  (Issued 18:14Z July 13, 2025)
 
 
Day 1   -- (Issued 18:23Z July 13, 2025)
 
 
 
Day 2   -- (Issued 10:46Z July 13, 2025)
 
 
 
Day 3   -- (Issued 18:24Z July 13, 2025)
 
 
 
 
Multi-Day QPFs
 
Day 1-2 48-Hour QPF   -- (Issued 18:07Z July 13, 2025)
 
Valid 00Z July 14, 2025 - 00Z July 16, 2025
 
Day 1-3 72-Hour QPF   -- (Issued 18:08Z July 13, 2025)
 
Valid 00Z July 14, 2025 - 00Z July 17, 2025
 
Day 4-5 48-Hour QPF   -- (Issued 18:26Z July 13, 2025)
 
Valid 00Z July 17, 2025 - 00Z July 19, 2025
 
Day 6-7 48-Hour QPF   -- (Issued 18:29Z July 13, 2025)
 
Valid 00Z July 19, 2025 - 00Z July 21, 2025
 
Day 1-5 120-Hour QPF   -- (Issued 18:21Z July 13, 2025)
 
Valid 00Z July 14, 2025 - 00Z July 19, 2025
 
Day 1-7 168-Hour QPF   -- (Issued 18:21Z July 13, 2025)
 
Valid 00Z July 14, 2025 - 00Z July 21, 2025
 
 
Excessive Rainfall Outlooks

Day 1 Excessive Rainfall Outlook   -- (Issued 19:44Z July 13, 2025)
 
Valid 19Z July 13, 2025 - 12Z July 14, 2025
 
Day 2 Excessive Rainfall Outlook   -- (Issued 08:06Z July 13, 2025)
 
Valid 12Z July 14, 2025 - 12Z July 15, 2025
 
Day 3 Excessive Rainfall Outlook   -- (Issued 08:11Z July 13, 2025)
 
Valid 12Z July 15, 2025 - 12Z July 16, 2025
 
 
5-Day Significant River Flood Outlook

Latest Forecast -- Issued 19:32Z Sunday July 13, 2025
 
 
 
Latest Winter Weather Forecasts
 
About WPC's Winter Weather KML products
 
Complete Product Suite for Days 1-3  (Valid 12Z 01/30/2024 - 12Z 02/02/2024)
 
Includes all of WPC's latest snowfall and freezing rain probability forecasts, and updates only when all forecasts have been issued.
 
 
Day 1   -- (Updated 09:02Z January 30, 2024)
 
 
Probability of Freezing Rain
 
 
Complete Day 1 Forecast Package
(Note: This product only updates when all Day 1 forecasts have been issued)
 
 
Day 2   -- (Updated 09:10Z January 30, 2024)
 
 
Probability of Freezing Rain
 
 
Complete Day 2 Forecast Package
(Note: This product only updates when all Day 2 forecasts have been issued)
 
 
Day 3   -- (Updated 09:21Z January 30, 2024)
 
 
Probability of Freezing Rain
 
 
Complete Day 3 Forecast Package
(Note: This product only updates when all Day 3 forecasts have been issued)
 
 
Other Forecast Packages
 
Probability of Snow > 4 inches for Days 1-3
 
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
 
Probability of Snow > 8 inches for Days 1-3
 
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
 
Probability of Snow > 12 inches for Days 1-3
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
 
Probability of Freezing Rain > .25 inch for Days 1-3
(Latest forecast package valid 12Z 01/30/2024 - 12Z 02/02/2024)
 
Please note: These products will only update when the given probability forecasts have been issued for the entire Day 1-3 period.
 
Probabilistic Winter Precipitation Guidance
 
In addition, we have available in KML our Day 1-3 probabilistic and percentile accumulation forecasts and the Day 4-7 Winter Weather Outlook. The most recently issued Day 1-3 forecasts can be downloaded from https://www.wpc.ncep.noaa.gov/pwpf/latest_kml_GE; the Day 4-7 products from https://www.wpc.ncep.noaa.gov/wwd/pwpf_d47/kml. Note that these are .kmz files, which contain both the .kml file and product legend.
 
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:
  • Severe Thunderstorms
  • Flash Flooding
  • Heavy Snowfall
  • Accumulating Freezing Rain
Additional information about the National Forecast Charts can be found on this detailed product description page.

Day 1 Significant Weather Forecast valid for Sun, Jul 13, 2025
(Updated 08:36Z July 13, 2025)

Day 2 Significant Weather Forecast valid for Mon, Jul 14, 2025
(Updated 08:37Z July 13, 2025)

Day 3 Significant Weather Forecast valid for Tue, Jul 15, 2025
(Updated 08:41Z July 13, 2025)
 
Complete Day 1-3 Significant Weather Forecast Package
(Updated 08:41Z July 13, 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 (transparent background)
Latest Day 4-8 PMSL/Surface Front Forecasts (white background)
 
Latest Day 4-8 500mb Height Forecasts (transparent background)
Latest Day 4-8 500mb Height Forecasts (white background)
 
CONUS Surface Analyses and PMSL Forecasts

Below are links to KML files containing raster images of WPC's 3-hourly surface analyses, short range, and medium range (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)
Latest Surface Analysis (transparent background)
 
3-Hourly Analyses for the Past 24 Hours (white background)
Latest Surface Analysis (white background)
 
Latest Short Range PMSL/Surface Front Forecasts (6-60 hours) (transparent background)
 
 
Latest Short Range PMSL/Surface Front Forecasts (6-60 hours) (white background)
 
 
Latest Day 3-7 PMSL/Surface Front Forecasts (transparent background)
 
 
Latest Day 3-7 PMSL/Surface Front Forecasts (white background)
 
 
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Page last modified: Thursday, 06-Apr-2023 18:58:03 GMT