WPC Home
About the WPC
WPC Product Information
Current Products
Experimental Products
Satellite Imagery
Latest Radar Imagery
Current Watches/Warnings
Storm Summaries
WPC Verification
Model Diagnostics/Verif.
Daily Weather Map
Development and Training
International Desks
Tropical Products
What's New
FAQs
Other Sites
Meteorological Calculators


Weather Prediction Center
College Park, MD
Current Products
Text Products
Graphical Products
 Surface Analysis 
 The Surface Analysis images have been moved to our new
Surface Analysis page. Please
update your bookmarks accordingly.
 Short Range Forecasts (Fronts and Precipitation) 
[about these products]
[Surface Front Symbols/Codes]
[Precipitation Areas/Symbols]
[top of page]
 6 Hour Forecast (Valid 06 or 18 UTC) :
 12 Hour Forecast (Valid 00 or 12 UTC) :
 18 Hour Forecast (Valid 06 or 18 UTC) :
 24 Hour Forecast (Valid 00 or 12 UTC) :
 30 Hour Forecast (Valid 06 or 18 UTC) :
 36 Hour Forecast (Valid 00 or 12 UTC) :
 48 Hour Forecast (Valid 00 or 12 UTC) :
 60 Hour Forecast (Valid 00 or 12 UTC) :
 Quantitative Precipitation Forecasts (QPF)
 *PLEASE NOTE* The QPF graphical products have moved to
our new QPF page. Please update
your links accordingly.
 Medium Range Forecasts 
[about these products]
[top of page]
 Heat Index Forecasts 
[about these products]
[top of page]
 Depicted below are probability forecasts of the daily maximum, daily minimum, and daily mean
heat index reaching or exceeding a given threshold during the mediumrange period (Days 37).
The three thresholds for the maximum are 95, 100, and 105 degrees F; for the minimum, they are
75, 80, and 85 degrees F; and for the mean, they are 85, 90, and 95 degrees F.
 Maximum Heat Index Forecasts
 Minimum Heat Index Forecasts
 Mean Heat Index Forecasts
 Day 48 Alaskan Forecasts 
[about these products]
[top of page]
 Significant River Flood Outlook
 National Weather Service Day 310 U.S. Threats page
 24hour precipitation totals (valid 12Z  12Z)
[printable version] *NOTE* new location of these files
For a text file containing precipitation values for each station,
click here, and look for the
files named usadlyprcpyyyymmdd. (You may need to shiftleftclick to download these files)
 NWS FAX Products  (in TIFF format)
 Long Range Products (From the Climate Prediction Center)
Questions? Comments? Click here to send mail to the WPC.
Last Modified December 04, 2022
