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NWS Sioux Falls SDSV.W 0142June 30, 2026

Severe Thunderstorm Warning: Cherokee, Lyon, O'Brien and 4 more, IA and MN

The National Weather Service office in Sioux Falls issued a severe thunderstorm warning for Cherokee, Lyon, O'Brien and 4 more in Iowa, Minnesota, which was in force until 2:45 a.m. local time on June 30. It was the 142nd 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

Issued1:54 a.m. CDT, June 30, 2026
In force1:54 a.m. CDT, June 30, 2026
Expired2:45 a.m. CDT, June 30, 2026

In force for 51 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
Cherokee, Lyon, O'Brien and 4 more
State
Iowa
Level
Warning
Issued
1:54 a.m. CDT, June 30, 2026
Expires
2:45 a.m. CDT, June 30, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KFSD SV.W 0142
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... Northwestern Cherokee County in northwestern Iowa... Southeastern Lyon County in northwestern Iowa... Osceola County in northwestern Iowa... Eastern Sioux County in northwestern Iowa... Northeastern Plymouth County in northwestern Iowa... O'Brien County in northwestern Iowa... Southeastern Nobles County in southwestern Minnesota... * Until 245 AM CDT. * At 153 AM CDT, severe thunderstorms were located along a line extending from near Matlock to near Hospers to near Remsen, moving northeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Sheldon, Remsen, Hospers, Ashton, Granville, and Matlock around 200 AM CDT. Marcus and Archer around 205 AM CDT. Sibley, Sanborn, and Paullina around 210 AM CDT. Other locations in the path of these severe thunderstorms include Primghar, Melvin, Hartley and Ocheyedan.

What the agency told people 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. 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