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Elev 335 ft, 34.03 °N, 117.31 °W

Grand Terrace, CA Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Grand Terrace, CA
Elevation: 335ft
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Active Weather Alerts

Severe Thunderstorm Warning
Issued: 11:45 PM Aug. 22, 2025 – National Weather Service
The National Weather Service in Las Vegas has issued a

* Severe Thunderstorm Warning for...
West central San Bernardino County in southern California...

* Until 530 PM PDT.

* At 444 PM PDT, a severe thunderstorm was located near Newberry
Springs, or 7 miles east of Daggett, moving north at 20 mph.

HAZARD...60 mph wind gusts and blowing dust.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs and trees.

* Locations impacted include...
Daggett and Newberry Springs.

This includes the following roads...
Interstate 15 in California between mile markers 82 and 98.
Interstate 40 in California between mile markers 8 and 24.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&


HAIL THREAT...RADAR INDICATED;
MAX HAIL SIZE...<.75 IN;
WIND THREAT...RADAR INDICATED;
MAX WIND GUST...60 MPH

Heat Advisory
Issued: 7:57 PM Aug. 22, 2025 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SATURDAY...

* WHAT...Temperatures up to 105 expected.

* WHERE...San Bernardino and Riverside County Valleys-The Inland
Empire.

* WHEN...Until 8 PM PDT Saturday.

* IMPACTS...Hot temperatures may cause heat illnesses.

* ADDITIONAL DETAILS...Today is expected to be the hottest day.

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.

&&

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