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NWS Sioux Falls SDSV.W 0135June 28, 2026

Severe Thunderstorm Warning: Buena Vista, Cherokee, Clay and 2 more, IA

The National Weather Service office in Sioux Falls issued a severe thunderstorm warning for Buena Vista, Cherokee, Clay and 2 more in Iowa, which was in force until 7:15 a.m. local time on June 28. It was the 135th severe thunderstorm warning the NWS office in Sioux Falls issued in 2026. Iowa had 154 severe thunderstorm warnings in June 2026, against 172 in an average June of 2008-2025 (Iowa's severe thunderstorm warnings by year).

ExpiredWarning

Issued6:30 a.m. CDT, June 28, 2026
In force6:30 a.m. CDT, June 28, 2026
Expired7:15 a.m. CDT, June 28, 2026

In force for 45 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Sioux Falls SD
Area
Buena Vista, Cherokee, Clay and 2 more
State
Iowa
Level
Warning
Issued
6:30 a.m. CDT, June 28, 2026
Expires
7:15 a.m. CDT, June 28, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KFSD SV.W 0135
Official source
National Weather Service: the notice at its source

Severe Thunderstorm Warnings in Iowa since 2008Every warning type in Iowa

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

SVRFSD The National Weather Service in Sioux Falls has issued a * Severe Thunderstorm Warning for... Northeastern Cherokee County in northwestern Iowa... Dickinson County in northwestern Iowa... Northern Buena Vista County in northwestern Iowa... Clay County in northwestern Iowa... Southeastern O'Brien County in northwestern Iowa... * Until 715 AM CDT. * At 629 AM CDT, severe thunderstorms were located along a line extending from Superior to near Everly to near Sutherland, moving east at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Public. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Severe thunderstorms will be near... Spencer In Clay County, Terril, Peterson, and Fostoria around 635 AM CDT. Linn Grove and Greenville around 640 AM CDT. Lost Island Lake around 645 AM CDT. Other locations in the path of these severe thunderstorms include Sioux Rapids, Webb and Marathon.

What the agency told people to do

For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice