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Flash Flood Warning
◍ Coconino, AZ · USA · updated 8/21/2026, 4:55:00 AM
⏱ In effect until 1:00 AM UTC-7
Severity score
65/100
Confidence
High
Why this matters
FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... The White Sage Fire scar in... Coconino County in north central Arizona... * Until 100 AM MST. * At 955 PM MST, Doppler radar indicated thunderstorms producing heavy rain over the White Sage Fire scar and areas east of the scar along and near U.S. Highway 89A. Between 0.5 and 1.25 inches of rain have fal
Key stats
Severity
Severe
Certainty
Likely
Urgency
Immediate
Severity over time
Timeline
- Flash Flood Warning8/21/2026, 4:55:00 AMFlash Flood Warning issued August 20 at 9:55PM MST until August 21 at 1:00AM MST by NWS Flagstaff AZ
Sources & attribution
OfficialNWS NWS Flagstaff AZupdated 8/21/2026, 4:55:00 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.