Red Flag Warning Issued for San Luis Obispo County Mountains
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Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Red Flag Warning remains in effect until 3 PM PDT today for San Luis Obispo County Mountains due to potential for dry lightning and critical fire weather conditions.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- San Luis Obispo County Mountains, California
- Issued
- August 28, 2026
- Issuing authority
- NWS Los Angeles/Oxnard CA
Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.
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
A Red Flag Warning issued by NWS Los Angeles/Oxnard CA is in effect from August 28 at 9:59 AM PDT until August 28 at 3:00 PM PDT.
Affected Areas
San Luis Obispo County Mountains (CAZ345).
What You Should Do
Use extreme caution with anything that can spark a wildfire. Residents near wildland interfaces should be prepared to evacuate if a wildfire breaks out.
Expected Conditions
Highs 90 to 100 with deep mixing heights of 10,000 to 15,000 feet. There is a 10-25 percent chance of thunderstorms with a moderate risk for dry lightning, minimal rain, and gusty/erratic winds. Low humidities and extreme heat with instability increase the risk of large plume dominated fires with rapid spread and extreme fire behavior.
Timeline
The warning is effective through 3 PM PDT on August 28, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (821 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 28, 2026.
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