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Ended official alertUpdated

Tornado 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
Extreme
Official urgency
Immediate
Official certainty
Observed

What is happening

At 423 PM MST, a severe thunderstorm capable of producing a tornado was located 14 miles southwest of Roper Lake State Park, moving northeast at 30 mph. HAZARD...Tornado and ping pong ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile...

What the bulletin says to do

Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.

Read official NWS bulletin

Full official description

Bulletin details

At 423 PM MST, a severe thunderstorm capable of producing a tornado was located 14 miles southwest of Roper Lake State Park, moving northeast at 30 mph. HAZARD...Tornado and ping pong ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. Locations impacted include... Mount Graham, Fort Grant, Frye Mesa Dam and Bonita. This includes the following highways... Route 191 between mile markers 107 and 112. Route 266 between mile markers 111 and 126.

Lifecycle record

Official revisions

3 captured
  1. Update

    Tornado Warning issued October 21 at 4:23PM MST until October 21 at 4:45PM MST by NWS Tucson AZ

    Official revision
  2. Update

    Tornado Warning issued October 21 at 4:12PM MST until October 21 at 4:45PM MST by NWS Tucson AZ

    Official revision
  3. Alert

    Tornado Warning issued October 21 at 4:02PM MST until October 21 at 4:45PM 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