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Ended official alertUpdated

Severe Thunderstorm Warning for Graham, AZ

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Graham
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 342 PM MST, a severe thunderstorm was located 20 miles southwest of Thatcher, moving northeast at 20 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind...

What the bulletin says to do

Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing dangerous hail and damaging winds.

Read official NWS bulletin

Full official description

Bulletin details

At 342 PM MST, a severe thunderstorm was located 20 miles southwest of Thatcher, moving northeast at 20 mph. HAZARD...Golf ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Other locations impacted by the severe thunderstorm include Fort Grant, Bonita and Mount Graham. This includes Route 266 between mile markers 123 and 126.

Lifecycle record

Official revisions

4 captured
  1. Update

    Severe Thunderstorm Warning issued October 21 at 3:42PM MST until October 21 at 4:00PM MST by NWS Tucson AZ

    Official revision
  2. Update

    Severe Thunderstorm Warning issued October 21 at 3:31PM MST until October 21 at 4:00PM MST by NWS Tucson AZ

    Official revision
  3. Update

    Severe Thunderstorm Warning issued October 21 at 3:18PM MST until October 21 at 4:00PM MST by NWS Tucson AZ

    Official revision
  4. Alert

    Severe Thunderstorm Warning issued October 21 at 3:04PM MST until October 21 at 4:00PM MST by NWS Tucson AZ

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Tucson AZ. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections