National Weather Service United States Department of Commerce

Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Many different estimates of observed precipitation are used in the river forecast process. Sources include rain gauge networks (both official and volunteer) as well as radar estimates.

 

National Precipitation Totals

 

 

Low Bandwidth
 

Daily 24hr precipitation report (HYDORN)
Text only, forecaster QCed. Point observations from gauges. Updates daily.

Daily 24hr precipitation from CoCoRAHS volunteers
Static images, no QC. Point observations from gauges.

 

Full-Featured
 

Customizable gridded precipitation
Zoomable, panable map, forecaster QCed. Gridded estimates from a combination of rain gauges and radar. May be slow on mobile devices.