Extreme Heat Warning for Apple and Lucerne Valleys
If you are in immediate danger, call emergency services now.
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NWS San Diego has issued an Extreme Heat Warning for Apple and Lucerne Valleys from 10 AM today until 8 PM PDT Wednesday, with dangerously hot conditions expected.
Read this weather record in 30 seconds
- Record type
- Extreme Heat Warning
- Affected area
- Apple and Lucerne Valleys, California
- Issued
- August 3, 2026
- Issuing authority
- NWS San Diego CA
Heat notices are time-bound and location-specific. Confirm the current forecast and local public-health guidance before relying on this archived record.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Extreme Heat Warning issued by NWS San Diego CA. The alert is effective from 10 AM PDT August 3 to 8 PM PDT August 5.
Affected Areas
Apple and Lucerne Valleys (CAZ060).
What You Should Do
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Expected Conditions
Dangerously hot conditions with high temperatures of 100 to 110 expected.
Timeline
Alert sent at 1:24 AM PDT August 3. Effective from 10 AM PDT August 3 through 8 PM PDT August 5. Expires at 3:30 PM PDT August 3.
Original source: NOAA Official Notice ↗
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