Red Flag Warning for Northern Sierra Front Counties
This alert is no longer in effect.
NOAA issued it on August 21, 2026, 2 days ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Reno issues Red Flag Warning for gusty winds and low humidity from 11 AM to 11 PM PDT Saturday across Fire Weather Zone 420.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Northern Sierra Front, Nevada
- Issued
- August 21, 2026
- Issuing authority
- NWS Reno NV
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: historical. It was issued 2 days ago; use the issuing agency's live warning service for current conditions in Northern Sierra Front, Nevada.
Alert Details
Red Flag Warning issued by NWS Reno NV (NOAA). Effective from August 21 at 7:37AM PDT, in effect from 11 AM to 11 PM PDT Saturday.
Affected Areas
Fire Weather Zone 420 Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties.
What You Should Do
Avoid outdoor activities that can cause a spark near dry vegetation, such as yard work, target shooting, or campfires. Follow local fire restrictions.
Expected Conditions
Winds southwest 15 to 25 mph with gusts up to 40 mph. Humidity as low as 18 percent. Duration 3 to 6 hours. The combination of gusty winds and low humidity can cause fire to rapidly grow in size and intensity before first responders can contain them.
Timeline
Onset August 22 at 11:00 AM PDT, ends August 22 at 11:00 PM PDT.
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 (842 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 21, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.