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Elev 453 ft, 38.42 °N, 90.38 °W

Arnold, MO Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Arnold, MO
Elevation: 453ft
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Active Weather Alerts

River Flood Warning
Issued: 12:27 AM Mar. 7, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM SATURDAY MORNING TO LATE MONDAY
NIGHT...

* WHAT...Minor flooding is forecast.

* WHERE...Meramec River near Eureka.

* WHEN...From Saturday morning to late Monday night.

* IMPACTS...At 22.0 feet, Willman Road near the Highway 109 bridge
becomes inundated and impassable.

* ADDITIONAL DETAILS...
- At 6:00 PM CST Friday the stage was 15.0 feet.
- Forecast...The river is expected to rise above flood stage late
tomorrow morning to a crest of 22.5 feet Sunday morning. It will
then fall below flood stage late Sunday evening.
- Flood stage is 19.0 feet.



&&


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

Meramec River
Eureka       19.0    15.0    22.5  15.2  9.5   8.1   7.1



&&



River Flood Warning
Issued: 12:27 AM Mar. 7, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM SATURDAY EVENING TO TUESDAY
MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Meramec River at Valley Park.

* WHEN...From Saturday evening to Tuesday morning.

* IMPACTS...At 19.5 feet, Buder Park and the recreation park at the
water plant floods.

* ADDITIONAL DETAILS...
- At 6:00 PM CST Friday the stage was 10.6 feet.
- Forecast...The river is expected to rise above flood stage late
tomorrow evening to a crest of 19.7 feet early Sunday afternoon.
It will then fall below flood stage early Monday morning.
- Flood stage is 18.0 feet.



&&


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

Meramec River
Valley Park  18.0    10.6    19.5  15.9  7.7   5.5   3.8



&&



River Flood Warning
Issued: 12:22 AM Mar. 7, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL MONDAY AFTERNOON...

* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.

* WHERE...Big River at Byrnesville.

* WHEN...Until Monday afternoon.

* IMPACTS...At 22.4 feet, At this level, Twin Rivers Bridge Road must
be closed.

* ADDITIONAL DETAILS...
- At 5:45 PM CST Friday the stage was 20.5 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 5:45 PM CST Friday was 20.5 feet.
- Forecast...The river is expected to rise to a crest of 22.5 feet
early tomorrow afternoon. It will then fall below flood stage
Sunday afternoon.
- Flood stage is 16.0 feet.



&&


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

Big River
Byrnesville  16.0    20.5    19.3  11.6  8.4   7.1   6.5



&&



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