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Elev 123 ft, 38.7 °N, 90.15 °W

Granite City, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Granite City, IL
Elevation: 123ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 4:38 PM Apr. 28, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM LATE WEDNESDAY NIGHT TO SUNDAY
MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Alton.

* WHEN...From late Wednesday night to Sunday morning.

* IMPACTS...At 21.7 feet, At this level, Highway 94 and the east end
of Harbor Point Road off of Missouri Highway 94 north of West Alton
begin flooding.  Also, the access road the Lincoln Shields
recreation area off of U.S. Highway 367 just west of the Clark
bridge begins flooding.

* ADDITIONAL DETAILS...
- At 11:00 AM CDT Tuesday the stage was 18.2 feet.
- Forecast...The river is expected to rise above flood stage early
Thursday morning to a crest of 21.5 feet Thursday evening. It
will then fall below flood stage early Saturday morning.
- Flood stage is 21.0 feet.



&&


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

Mississippi River
Alton           21.0    18.2    19.7  21.2  21.5  20.7  19.1



&&



River Flood Warning
Issued: 4:38 PM Apr. 28, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM THIS EVENING TO MONDAY AFTERNOON...

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Mel Price LD.

* WHEN...From this evening to Monday afternoon.

* IMPACTS...At 23.0 feet, Dresser Island Drive floods within a foot
of this level.

* ADDITIONAL DETAILS...
- At 11:00 AM CDT Tuesday the stage was 20.3 feet.
- Forecast...The river is expected to rise above flood stage late
this evening to a crest of 23.5 feet Thursday evening. It will
then fall below flood stage late Sunday morning.
- Flood stage is 21.0 feet.



&&


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

Mississippi River
Mel Price LD    21.0    20.3    21.6  23.2  23.5  22.7  21.2



&&



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