Active Weather Alerts
Extreme Heat Warning
Issued: 7:33 AM Mar. 17, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT SATURDAY... * WHAT...Dangerously hot conditions with high temperatures of 105 to 110 expected. * WHERE...San Diego County Deserts. * WHEN...From 10 AM Wednesday to 8 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. &&
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