National Weather Service United States Department of Commerce

Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Critical fire weather conditions are expected Monday and Tuesday due to gusty northwest winds and low RHs during the afternoons, and east winds with poor recoveries over the mountains during the overnight periods. This combination of gusty winds and very low humidities could result in the rapid spread of new or existing fires. Do your part to prevent a spark…one less spark, one less fire!
Temperatures will push into the triple digits for many valleys west of the Cascades near the California and Oregon border. Warmer overnight lows and hot afternoon temperatures for multiple days will bring us moderate heat risk. We're also forecasting a record high of 106 in Medford on Wednesday August 5th.
Here is the latest high temperature forecast for locations in our area. This heatwave will challenge a high temperature record here in Medford on August 6th. Still cooler near the coast compared to areas inland.
Smoke, from wildfires burning to the north, will move into the region late tonight and spread across the area through Tuesday. This will likely bring periods of reduced air quality through mid-week. Pending new fire starts, smoke could improve Wednesday onward. Monitor air quality conditions at fire.airnow.gov and avoid going outdoors during periods of lowered air quality.
A look at the forecast high temperatures compared to current records this week.

 

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