Active National Weather Service alert for San Diego, California 92145: Extreme Heat Watch. Extreme Heat Watch issued August 23 at 1:54PM PDT until August 28 at 8:00PM PDT by NWS San Diego CA Until Fri, 8:00 PM PDT.
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San Diego, California 92145 weather, straight from the source.

Current conditions, official National Weather Service forecasts and alerts, rain timing, local radar, air quality, wind, humidity, sunrise, sunset, and the latest reported update for San Diego, California 92145. Always follow local warnings and emergency instructions.

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Weather status

Extreme Heat Watch

Extreme Heat Watch issued August 23 at 1:54PM PDT until August 28 at 8:00PM PDT by NWS San Diego CA Expires Fri, 8:00 PM PDT.

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What’s next

Hourly forecast

San Diego, California 92145

Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for San Diego, California 92145. Forecasts and alerts update from NOAA and the National Weather Service.

91°Sunny0% rain
92°Sunny0% rain
91°Sunny0% rain
89°Sunny1% rain
87°Clear1% rain
82°Clear1% rain
78°Mostly Clear1% rain
75°Mostly Clear1% rain

Next 24 hours

Rain Timeline

Highest chance 3%

No meaningful precipitation is expected in the official hourly forecast.

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Official NWS outlook

7-Day Forecast

High / low temperatures

Today

! NWS
92°68°

Sunny

Precipitation
3%
Wind
NW 10 mph
Sunrise
6:18 AM
Sunset
7:26 PM

Mon

90°70°

Patchy Fog then Sunny

Precipitation
3%
Wind
W 0 to 10 mph
Sunrise
6:19 AM
Sunset
7:25 PM

Tue

92°70°

Patchy Fog then Sunny

Precipitation
2%
Wind
N 0 to 10 mph
Sunrise
6:19 AM
Sunset
7:24 PM

Wed

93°73°

Patchy Fog then Sunny

Precipitation
1%
Wind
SW 0 to 10 mph
Sunrise
6:20 AM
Sunset
7:22 PM

Thu

95°73°

Mostly Sunny

Precipitation
0%
Wind
SW 0 to 10 mph
Sunrise
6:21 AM
Sunset
7:21 PM

Fri

95°72°

Mostly Sunny

Precipitation
1%
Wind
NW 0 to 10 mph
Sunrise
6:21 AM
Sunset
7:20 PM

Sat

94°71°

Sunny

Precipitation
1%
Wind
W 0 to 10 mph
Sunrise
6:22 AM
Sunset
7:19 PM

Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.

Weather for a healthier day

Healthy Weather

Real Feel91°F
Walking is not recommended now

Review the active Extreme Heat Watch before going outside. MyUSA.us will not recommend this activity while an NWS watch, warning, or emergency is active.

WindW7 mph
Best walk timeReview the active Extreme Heat Watch before leaving

MyUSA.us will not recommend an outing window while an NWS watch, warning, or emergency is active. Follow the official alert and local instructions.

Official EPA AirNowLocal air qualitySan Diego, California 92145
View AQI +
More weather details
Wind gustsNot reported
Rain now0%next hour
Humidity34%current
UV indexCheckingEPA forecast

Wind impact: Light wind with little expected outdoor impact.

Full Healthy Weather guides and reminders →

“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.

Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gustNot reported
Pressure29.89 in
Visibility10.0 mi
Peak rain chance3%
Dew point59°F
Active alerts1

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Active NWS alerts

Weather safety ↗

Severe · Future

Extreme Heat Watch

Applies to: San Diego County Coastal Areas; Orange County CoastalIssued by: NWS San Diego CAExtreme Heat Watch issued August 23 at 1:54PM PDT until August 28 at 8:00PM PDT by NWS San Diego CA
Alert details* WHAT...Dangerously hot conditions with temperatures up to 95 possible. * WHERE...Orange County Coastal Areas and San Diego County Coastal Areas. * WHEN...From Tuesday morning through Friday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Overnight lows around 5 to 7 degrees above normal will limit relief from the heat, especially for those without adequate cooling.
Safety instructionsDrink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
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