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Ended official alertUpdated

Severe Thunderstorm Warning for Benton, IA; Buchanan, IA; Linn, IA

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
Benton, Buchanan, Linn
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 515 PM CDT, severe thunderstorms were located along a line extending from Alburnett to near Fairfax to Koszta, moving southeast at 60 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Public. At 459 PM an automated weather station recorded a 74 mph wind gust 5 miles north of Newhall, Iowa....

What the bulletin says to do

A Tornado Watch remains in effect until 1000 PM CDT for northeastern and east central Iowa. Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a sturdy building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Full official description

Bulletin details

At 515 PM CDT, severe thunderstorms were located along a line extending from Alburnett to near Fairfax to Koszta, moving southeast at 60 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Public. At 459 PM an automated weather station recorded a 74 mph wind gust 5 miles north of Newhall, Iowa. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Cedar Rapids, Vinton, Marion, Hiawatha, Robins, Belle Plaine, Center Point, Fairfax, Ely, Atkins, Walford, Urbana, Palo, Shellsburg, Newhall, Walker, Blairstown, Van Horne, Alburnett, and Keystone. This includes Interstate 380 between mile markers 12 and 45.

Lifecycle record

Official revisions

4 captured
  1. Update

    Severe Thunderstorm Warning issued July 20 at 5:16PM CDT until July 20 at 5:30PM CDT by NWS Quad Cities IA IL

    Official revision
  2. Update

    Severe Thunderstorm Warning issued July 20 at 4:53PM CDT until July 20 at 5:30PM CDT by NWS Quad Cities IA IL

    Official revision
  3. Update

    Severe Thunderstorm Warning issued July 20 at 4:36PM CDT until July 20 at 5:30PM CDT by NWS Quad Cities IA IL

    Official revision
  4. Alert

    Severe Thunderstorm Warning issued July 20 at 4:18PM CDT until July 20 at 5:30PM CDT by NWS Quad Cities IA IL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Quad Cities IA IL. 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