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Active official alertUpdated

Heat Advisory for West Side Mountains north of 198; Los Banos - Dos Palos; Merced - Madera - Mendota +20 more

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Moderate
Official urgency
Expected
Official certainty
Likely

What is happening

What: High temperatures up to 102 degrees expected. Overnight lows between 70 and 75 degrees expected in the Sierra Foothills where the thermal belt is strongest Impacts: Hot temperatures may cause heat illnesses. Where: San Joaquin Valley, Sierra Nevada foothills, and Coastal West Hills. When: Until 10 PM PDT Friday.

What the bulletin says to do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Full official description

Bulletin details

* WHAT...High temperatures up to 102 degrees expected. Overnight lows between 70 and 75 degrees expected in the Sierra Foothills where the thermal belt is strongest * WHERE...San Joaquin Valley, Sierra Nevada foothills, and Coastal West Hills. * WHEN...Until 10 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Moderate to major risk of heat-related illnesses for much of the population, especially those without effective cooling or hydration.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Update

    Heat Advisory issued October 6 at 4:32PM PDT until October 9 at 10:00PM PDT by NWS Hanford CA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Hanford CA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
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Methodology and corrections