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Extreme Heat Warning issued March 22 at 3:12AM MST until March 22 at 8:00PM MST by NWS Flagstaff AZ

NWS Active Alerts report on Extreme Heat Warning issued March 22 at 3:12AM MST until March 22 at 8:00PM MST by NWS Flagstaff AZ.

Developing Major update Updated Mar 22, 2026, 10:12 AM UTC

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NWS Active Alerts: Extreme Heat Warning issued March 22 at 3:12AM MST until March 22 at 8:00PM MST by NWS Flagstaff AZ.

First seen Mar 21, 2026, 7:06 PM UTC Latest source Mar 22, 2026, 10:12 AM UTC

Update 1 2h ago

Extreme Heat Warning issued March 22 at 3:12AM MST until March 22 at 8:00PM MST by NWS Flagstaff AZ

NWS Active Alerts •published Mar 22, 2026, 10:12 AM UTC •fetched Mar 22, 2026, 10:15 AM UTC

Update 2 2h ago

Extreme Heat Warning issued March 22 at 2:36AM MST until March 22 at 8:00PM MST by NWS Phoenix AZ

NWS Active Alerts •published Mar 22, 2026, 9:36 AM UTC •fetched Mar 22, 2026, 9:37 AM UTC

Update 3 15h ago

Extreme Heat Warning issued March 21 at 1:39PM MST until March 22 at 8:00PM MST by NWS Phoenix AZ

NWS Active Alerts •published Mar 21, 2026, 8:39 PM UTC •fetched Mar 21, 2026, 8:40 PM UTC

Update 4 17h ago

Extreme Heat Warning issued March 21 at 12:09PM MST until March 22 at 8:00PM MST by NWS Flagstaff AZ

NWS Active Alerts •published Mar 21, 2026, 7:09 PM UTC •fetched Mar 21, 2026, 7:10 PM UTC

Update 5 17h ago

Extreme Heat Warning issued March 21 at 12:06PM MST until March 22 at 8:00PM MST by NWS Tucson AZ

NWS Active Alerts •published Mar 21, 2026, 7:06 PM UTC •fetched Mar 21, 2026, 7:07 PM UTC