Extreme Heat Watch issued July 20 at 9:26PM PDT until July 27 at 8:00PM PDT by NWS San Diego CA
WHAT: Dangerously hot conditions with high temperatures 113 to
117 possible. Low temperatures in the mid to upper 80s.
WHERE: Coachella Valley, San Diego County Deserts, and San
Gorgonio Pass near Banning.
WHEN: From Wednesday morning through Monday evening.
IMPACTS: Heat related illnesses increase significantly during
extreme heat events.
ADDITIONAL DETAILS: Major HeatRisk. Elevated low temperatures
will limit overnight relief from the heat.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.