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Severe Thunderstorm Warning for Lyon, IA; Plymouth, IA; Sioux, IA +2 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

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 943 PM CDT, severe thunderstorms were located along a line extending from near Newton Hills State Park to near Hudson to near Craig, moving northeast at 35 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Public. At At 930 PM CDT, a 60 mph wind gust was reported 10 miles south-southeast of...

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 Sioux Falls.

Read official NWS bulletin

Full official description

Bulletin details

At 943 PM CDT, severe thunderstorms were located along a line extending from near Newton Hills State Park to near Hudson to near Craig, moving northeast at 35 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Public. At At 930 PM CDT, a 60 mph wind gust was reported 10 miles south-southeast of Alcester. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Ireton, Hudson, Maurice, Craig, Struble, Fairview, Newton Hills State Park, Sioux Center, Rock Valley, Orange City, Hull and Doon.

Lifecycle record

Official revisions

2 captured
  1. Update

    Severe Thunderstorm Warning issued September 1 at 9:44PM CDT until September 1 at 10:15PM CDT by NWS Sioux Falls SD

    Official revision
  2. Alert

    Severe Thunderstorm Warning issued September 1 at 9:24PM CDT until September 1 at 10:15PM CDT by NWS Sioux Falls SD

    Official revision

Source and limitations

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

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Update
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