Planet Briefing

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Thunderstorms and lightning

Severe Thunderstorm Warning — NWS Phoenix AZ

Original source title

Severe Thunderstorm Warning issued October 20 at 11:31PM MST until October 20 at 11:45PM MST by NWS Phoenix AZ

Reported by U.S. National Weather Service Alerts NWS

The warning covered Gila and Maricopa counties, with a severe storm over Sunflower and radar-indicated hazards of 60 mph wind gusts and quarter-size hail. It instructed people to shelter indoors and warned that torrential rain could cause flash flooding.

At a glance

  • Affected location: Sunflower, Arizona
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Why it matters

The warning gives immediate shelter instructions and advises against driving on flooded roadways.

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
3/10
Global importance
2/10
Impact magnitude
4/10
Urgency
9/10

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