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Ended official alertUpdated

Severe Thunderstorm Warning for Boone, IA; Dallas, IA; Guthrie, IA +1 more

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
Boone, Dallas, Guthrie, Polk
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 617 AM CDT, severe thunderstorms were located along a line extending from Churdan to 5 miles southwest of Ledges State Park to Diamondhead Lake, moving east at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... West Des...

What the bulletin says to do

For your protection move to an interior room on the lowest floor of a building.

Full official description

Bulletin details

At 617 AM CDT, severe thunderstorms were located along a line extending from Churdan to 5 miles southwest of Ledges State Park to Diamondhead Lake, moving east at 55 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... West Des Moines, Urbandale, Clive, Waukee, Boone, Grimes, Perry, Adel, Madrid, Ogden, Dallas Center, Granger, Woodward, Big Creek Lake, Boone Speedway, Saylorville Lake, Redfield, Minburn, Bouton, and Luther. This includes Interstate 80 between mile markers 114 and 120.

Lifecycle record

Official revisions

3 captured
  1. Update

    Severe Thunderstorm Warning issued August 13 at 6:18AM CDT until August 13 at 6:30AM CDT by NWS Des Moines IA

    Official revision
  2. Update

    Severe Thunderstorm Warning issued August 13 at 6:06AM CDT until August 13 at 6:30AM CDT by NWS Des Moines IA

    Official revision
  3. Alert

    Severe Thunderstorm Warning issued August 13 at 5:51AM CDT until August 13 at 6:30AM CDT by NWS Des Moines IA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Des Moines IA. 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