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NWS St Louis MOSV.W 0251September 15, 2026

Severe Thunderstorm Warning: Adams, Pike and Marion, IL and MO

The National Weather Service office in St Louis issued a severe thunderstorm warning for Adams, Pike and Marion in Illinois, Missouri, which was in force until 7:00 p.m. local time on September 15. It was the 251st severe thunderstorm warning the NWS office in St Louis issued in 2026. Illinois had 16 severe thunderstorm warnings in September 2026, against 24 in an average September of 2008-2025 (Illinois's severe thunderstorm warnings by year).

ExpiredWarning

Issued6:13 p.m. CDT, September 15, 2026
In force6:13 p.m. CDT, September 15, 2026
Expired7:00 p.m. CDT, September 15, 2026

In force for 47 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, St Louis MO
Area
Adams, Pike and Marion
State
Illinois
Level
Warning
Issued
6:13 p.m. CDT, September 15, 2026
Expires
7:00 p.m. CDT, September 15, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KLSX SV.W 0251
Official source
National Weather Service: the notice at its source

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

SVRLSX The National Weather Service in St Louis has issued a * Severe Thunderstorm Warning for... Southwestern Adams County in west central Illinois... Northwestern Pike County in west central Illinois... Eastern Marion County in northeastern Missouri... * Until 700 PM CDT. * At 613 PM CDT, a severe thunderstorm was located over Palmyra, moving northeast at 20 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Palmyra, Hannibal, Marblehead, Fall Creek, Seehorn, Quincy and Payson. This includes the following State Parks... Fall Creek Scenic Overlook State Natural Area. This includes the following highways... Interstate 72 near exit 4. Interstate 172 between exits 2 and 15.

What the agency told people to do

Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds.

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.