Tomorrow | Weather | Tustin, California

Active Weather Warnings
Wednesday, July 22, 2026
Cloudy Weather
Day 86°
Night 68°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11

Weather Alerts and Warnings for

Moderate Expected Likely

Heat Advisory

Heat Advisory issued July 20 at 9:26PM PDT until July 27 at 8:00PM PDT by NWS San Diego CA
Jul 22, 10:00 AM Jul 27, 8:00 PM
WHAT: High temperatures 90 to 100 degrees expected. Low
temperatures in the upper 60s to low 70s.

WHERE: Orange County Inland Areas, San Diego County Valleys, and
Santa Ana Mountains and Foothills.

WHEN: From 10 AM Wednesday to 8 PM PDT Monday.

IMPACTS: Hot temperatures may cause heat illnesses.

ADDITIONAL DETAILS: Widespread moderate HeatRisk with localized
major HeatRisk. Elevated low temperatures will limit overnight
relief from the heat.
+ Read More
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Updated: Jul 21, 12:49 AM Source: NWS Alert