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Elev 531 ft, 39.3 °N, 90.41 °W

Carrollton, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Carrollton, IL
Elevation: 531ft
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Active Weather Alerts

Tornado Watch
Issued: 3:50 AM Apr. 18, 2026 – National Weather Service
TORNADO WATCH 131, PREVIOUSLY IN EFFECT UNTIL 11 PM CDT THIS
EVENING, IS NOW IN EFFECT UNTIL MIDNIGHT CDT TONIGHT FOR THE
FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES

IN SOUTH CENTRAL ILLINOIS

BOND                  CLINTON               FAYETTE
MARION                MONTGOMERY            WASHINGTON

IN SOUTHWEST ILLINOIS

GREENE                JERSEY                MACOUPIN
MADISON               MONROE                SAINT CLAIR

THIS INCLUDES THE CITIES OF ALTON, BELLEVILLE, CAHOKIA,
CENTRALIA, EDWARDSVILLE, LITCHFIELD, SALEM, AND VANDALIA.

River Flood Warning
Issued: 2:56 AM Apr. 18, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT FROM SUNDAY AFTERNOON UNTIL
FURTHER NOTICE...

* WHAT...Minor flooding is forecast.

* WHERE...Illinois River at Hardin.

* WHEN...From Sunday afternoon until further notice.

* IMPACTS...At 25.0 feet, Flood Stage.  Lowland flooding of
unprotected agricultural land begins.

* ADDITIONAL DETAILS...
- At 9:30 PM CDT Friday the stage was 24.6 feet.
- Forecast...The river is expected to rise above flood stage early
Sunday afternoon and continue rising to a crest of 26.5 feet
Wednesday evening.
- Flood stage is 25.0 feet.



&&


All Times CDT Fld   Observed  Forecasts (7:00 am)
Location      Stg     Stage   Sun   Mon   Tue   Wed   Thu

Illinois River
Hardin       25.0    24.6    24.9  25.3  25.9  26.4  26.5



&&



Flood Watch
Issued: 6:11 PM Apr. 17, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of Illinois, including the following areas, Adams
IL, Brown IL, Calhoun IL, Greene IL, Jersey IL, Macoupin IL,
Montgomery IL and Pike IL and Missouri, including the following
areas, Audrain MO, Knox MO, Lewis MO, Lincoln MO, Marion MO, Monroe
MO, Montgomery MO, Pike MO, Ralls MO and Shelby MO.

* WHEN...Through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Storm drains and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
- Rainfall amounts of up to 3 inches may fall in this area and
cause localized flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

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