First published · Last updated
Thunderstorms and lightningSevere Thunderstorm Warning — NWS Phoenix AZ
Original source title
Severe Thunderstorm Warning issued October 21 at 3:18PM MST until October 21 at 3:45PM MST by NWS Phoenix AZ
Reported by U.S. National Weather Service Alerts NWS
NWS Phoenix issued a severe thunderstorm warning for Maricopa, Arizona, from 3:18 to 3:45 p.m. MST on October 21, 2026. The source reports ping-pong-ball-size hail and 60 mph wind gusts and instructs people to shelter indoors.
At a glance
- Affected location: Maricopa, Arizona
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Why it matters
The warning directs people to seek shelter immediately because the storm may produce damaging hail and winds.
Location
Highlighted marker: this event.
Generated scores
Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.
- Confidence
- 8/10
- Geographic reach
- 2/10
- Global importance
- 2/10
- Impact magnitude
- 4/10
- Urgency
- 9/10
Primary official sources
- U.S. National Weather Service Alerts NWSSevere Thunderstorm Warning issued October 21 at 3:18PM MST until October 21 at 3:45PM MST by NWS Phoenix AZ
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