National Weather Service United States Department of Commerce

Areas of Heavy Rainfall and Heat Early This Week

Excessive rainfall may produce locally considerable flash flooding over parts of South Texas, the western Gulf Coast, and lower Mississippi River Valley today into Thursday. Rainfall totals of 5 to 10 inches are expected. Hot temperatures may cause heat illnesses over central and northern California and the Pacific Northwest through Tuesday. Read More >

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Last Map Update: Mon, Jun 15, 2026 at 8:16:28 am PDT

A cold front will sweep across the Inland Northwest on Tuesday bringing windy conditions with gusts up to 40-50 mph expected. Potential impacts will include strong cross winds for high profile vehicles, isolated tree damage, and blowing dust over portions of the Columbia Basin. Other hazards will include choppy lakes and wildfire spread. Make sure to wear life jackets and report any fires to local authorities.
A critical fire weather pattern is taking shape. A fire weather watch is in effect for Tuesday for hot, dry, and windy conditions. Temperatures will warm into the 80s to low 90s with relative humidity dropping in the teens. The hot, dry conditions combined with strong west winds will increase concerns for critical fire weather conditions. Any new or ongoing grass fires will be capable of spreading rapidly.
Very warm temperatures will result in moderate to locally major HeatRisk today. Moderate HeatRisk is dangerous to those who are sensitive to heat, especially those without effective cooling and/or adequate hydration. Major HeatRisk affects anyone without cooling/hydration.

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