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NWS St Louis MOFL.W 0120October 3, 2026

Flood Warning: Calhoun and Pike, IL and MO

The National Weather Service office in St Louis issued a flood warning for Calhoun and Pike in Illinois, Missouri, in force until 7:00 a.m. local time on October 7. It was the 120th river flood warning the NWS office in St Louis issued in 2026. Illinois had 7 flood warnings in October 2026, against 13 in an average October of 2008-2025 (Illinois's flood warnings by year).

Warning

Issued10:08 p.m. CDT, October 3, 2026
In force from11:39 p.m. CDT, October 3, 2026
Expires7:00 a.m. CDT, October 7, 2026

In force for 3 days

The notice

Issued by
National Weather Service, St Louis MO
Area
Calhoun and Pike
State
Illinois
Level
Warning
Issued
10:08 p.m. CDT, October 3, 2026
In force from
11:39 p.m. CDT, October 3, 2026
Expires
7:00 a.m. CDT, October 7, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KLSX FL.W 0120
Official source
National Weather Service: the notice at its source

Flood Warnings in Illinois since 2008Every warning type in Illinois

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

...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Louisiana. Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 48 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...Until Wednesday morning. * IMPACTS...At 25.3 feet, The road to Port Marmac, a riverside community of about 13 homes just south of Clarksville, begins flooding. * ADDITIONAL DETAILS... - At 9:30 PM CDT Saturday the stage was 24.8 feet. - Forecast...The river is expected to rise above flood stage late this evening to a crest of 25.2 feet tomorrow morning. It will then fall below flood stage early Tuesday morning. - Flood stage is 25.0 feet.

What the agency told people to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx

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