33°38'N / 117°36'W / Altitud 285 m / 12:02 18/03/2026, America/Los_Angeles (UTC-7)
de: 18/03/2026, 10:11
a: 18/03/2026, 22:15
* WHAT...High temperatures in the 90s expected.
* WHERE...Santa Ana Mountains and Foothills.
* WHEN...Until 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* ADDITIONAL DETAILS...Overnight lows in the mid 60s to low 70s will limit overnight relief from the heat.
Orange
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.
NWS San Diego CA
18/03/2026, 10:11de: 18/03/2026, 10:11
a: 18/03/2026, 22:15
* WHAT...High temperatures in the 80s to low 90s.
* WHERE...Orange County Coastal Areas.
* WHEN...Until 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
OrangeDrink 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.NWS San Diego CA18/03/2026, 10:11de: 18/03/2026, 10:11
a: 18/03/2026, 22:15
* WHAT...High temperatures in the 90s to 100 expected.
* WHERE...Orange County Inland Areas.
* WHEN...Until 8 PM PDT Friday.
* IMPACTS...Hot temperatures may cause heat illnesses.
Orange County Inland,OrangeDrink 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.upper 80s to mid 90supper 80s to mid 90sNWS San Diego CA18/03/2026, 10:11