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Ended official alertUpdated

Severe Thunderstorm Warning for Winneshiek, IA; Fillmore, MN

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
Winneshiek, Fillmore
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 331 AM CDT, a severe thunderstorm was located over Harmony, or 10 miles south of Preston, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe storm will be...

What the bulletin says to do

For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in La Crosse.

Read official NWS bulletin

Full official description

Bulletin details

At 331 AM CDT, a severe thunderstorm was located over Harmony, or 10 miles south of Preston, moving east at 30 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe storm will be near... Harmony and Canton around 335 AM CDT. Mabel around 350 AM CDT. Other locations impacted by this severe thunderstorm include Lenora, Newburg, Hesper, and Harvest Farm Campground.

Lifecycle record

Official revisions

3 captured
  1. Update

    Severe Thunderstorm Warning issued August 21 at 3:31AM CDT until August 21 at 4:00AM CDT by NWS La Crosse WI

    Official revision
  2. Update

    Severe Thunderstorm Warning issued August 21 at 3:17AM CDT until August 21 at 4:00AM CDT by NWS La Crosse WI

    Official revision
  3. Alert

    Severe Thunderstorm Warning issued August 21 at 3:01AM CDT until August 21 at 4:00AM CDT by NWS La Crosse WI

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS La Crosse WI. 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