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Elev 561 ft, 38.73 °N, 89.89 °W

Troy, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Troy, IL
Elevation: 561ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 3:02 AM Apr. 29, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM THURSDAY AFTERNOON TO SATURDAY
EVENING...

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Alton.

* WHEN...From Thursday afternoon to Saturday evening.

* IMPACTS...At 20.7 feet, During open river conditions (Mel Price
gates all open), Alta Villa Road off of Highway 94 begins flooding
and is closed.

* ADDITIONAL DETAILS...
- At 9:30 PM CDT Tuesday the stage was 19.1 feet.
- Forecast...The river is expected to rise above flood stage early
Thursday afternoon to a crest of 21.2 feet early Friday morning.
It will then fall below flood stage early Friday afternoon.
- Flood stage is 21.0 feet.



&&


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

Mississippi River
Alton           21.0    19.1    20.9  21.1  20.4  19.0  17.4



&&



River Flood Warning
Issued: 3:02 AM Apr. 29, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM THIS EVENING TO MONDAY
AFTERNOON...

* WHAT...Minor flooding is occurring and 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 9:30 PM CDT Tuesday the stage was 21.4 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 9:30 PM CDT Tuesday was 21.4 feet.
- Forecast...The river is expected to rise to a crest of 23.4 feet
early Thursday afternoon. 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   Thu   Fri   Sat   Sun   Mon

Mississippi River
Mel Price LD    21.0    21.4    23.3  23.4  22.6  21.2  19.7



&&



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