Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

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Last Map Update: Sun, Aug 9, 2026 at 7:32:38 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

National Weather Service San Joaquin Valley, CA

Extreme Heat Warning

Heat Advisory

Coastal Flood Advisory

Small Craft Advisory

Local Area Emergency

Air Quality Alert

Prolonged Heat

High Temperatures through Tuesday

Dangerous heat continues through Monday morning. Highs of 95–106°F and warm overnight lows will bring Major HeatRisk to the Basin and Range and Moderate-to-Major HeatRisk elsewhere. Extreme Heat Warning in effect for the Basin and Range with Heat Advisories in effect for the remainder of the area, except the Sierra.

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Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

NWS Forecast Office Reno, NV