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Smoke Model Forecast Graphics With Hourly Updates

Check out when and where smoke impacts are expected in Southern Oregon and Northern California. Additionally, links to air quality observations and additional air quality outlooks can be found here: Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, Aug. 5, 2021 at 12:39:27 pm PDT

National Weather Service Portland, ORNational Weather Service Pendleton, OR

National Weather Service Boise, ID
National Weather Service Eureka, CANational Weather Service Sacramento, CANational Weather Service Reno, NV

Isolated to scattered thunderstorms are expected today across much of the area. Locally strong storms are possible this afternoon and evening, especially in Lake and eastern Klamath Counties, and may bring strong winds and large hail. Frequent lightning is expected with thunderstorms. Plan ahead and have a place to shelter in the event of a storm. If you hear thunder, you are likely within striking distance of the storm. Just remember, “When Thunder Roars, Go Indoors”.
A Red Flag Warning for is in effect this afternoon and evening. Critical fire weather conditions are expected due to a combination of strong gusty winds and dry conditions followed by thunderstorms with abundant lightning on dry vegetation. This includes areas Klamath, Lake, and Modoc Counties. Familiarize yourself with your evacuation plan. Where will you go? How will you get there? Visit for more information.
Near surface smoke will improve over much of the area tonight and higher level smoke will gradually reduce tomorrow across the area. Through this week, smoke from wildfires will continue to affect portions of the area though and result in periods of reduced air quality. View the latest smoke forecast at: To check your air quality level, go to:
Smoke from area wildfires may result in periods of reduced air quality over portions of southwest Oregon and northern California this week. Some actions to take if smoke reduces air quality in your area are: keep windows and doors closed to keep inside air as clean as possible, reduce time spent in smoky areas, avoid vigorous outdoor activities. To check your current air quality level, go to:


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