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Elev 1139 ft, 34.17 °N, 118 °W

Monrovia, CA Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Monrovia, CA
Elevation: 1139ft
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Active Weather Alerts

Extreme Heat Warning
Issued: 8:48 AM Mar. 18, 2026 – National Weather Service
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT FRIDAY...

* WHAT...Dangerously hot conditions with temperatures between 96 and
104 expected.

* WHERE...A portion of southwest California.

* WHEN...Until 8 PM PDT Friday.

* IMPACTS...There is a high risk for dangerous heat illness for
anyone, especially for the very young, the very old, those without
air conditioning, and those active outdoors.

* ADDITIONAL DETAILS...Warm overnight low temperatures will
contribute to the heat risk, especially in the mountain and
foothill locations.

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.

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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