Alert archive / Missouri / River Flood Warnings in 2021
River Flood Warning 66, NWS St. Louis, MO
NWS St. Louis, MO issued this river flood warning at Apr 10, 2021, 9:13 PM CDT for Callaway County, Osage County, Missouri. It took effect at Apr 11, 2021, 7:00 AM CDT. It was in force for 3 days.
The area
The outline as issued.
The facts
- Issued
- Apr 10, 2021, 9:13 PM CDT (02:13 UTC)
- In effect from
- Apr 11, 2021, 7:00 AM CDT
- Expired
- Apr 14, 2021, 10:51 AM CDT
- In force
- 3 days
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Callaway County, MO, Osage County, MO
The radar
The St Louis radar (KLSX), 100 km from the middle of the area, began a volume at 02:17 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Missouri River near Chamois (CMSM7).
- Action stage
- 15 ft
- Minor stage
- 17 ft
- Moderate stage
- 28 ft
- Major stage
- 31 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
968
WGUS43 KLSX 110213
FLWLSX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
913 PM CDT Sat Apr 10 2021
...The National Weather Service in St Louis MO has issued a Flood
Warning for the following rivers in Missouri...
Missouri River at Hermann.
Missouri River near Chamois.
Missouri River at Washington.
Missouri River at St. Charles.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Rainfall heavier than forecast could cause river levels to rise even
higher than predicted. The National Weather Service will monitor
this developing situation and issue follow up statements as
conditions change.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC073-139-121415-
/O.NEW.KLSX.FL.W.0065.210411T1054Z-210415T1800Z/
/HRNM7.1.ER.210411T1054Z.210413T0600Z.210414T2034Z.NO/
913 PM CDT Sat Apr 10 2021
The National Weather Service in St Louis has issued a
* Flood Warning for
the Missouri River at Hermann.
* From late tonight to Thursday afternoon.
* At 8:30 PM CDT Saturday the stage was 19.0 feet.
* Flood stage is 21.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
tonight to a crest of 23.7 feet early Tuesday morning. It will
then fall below flood stage Wednesday afternoon.
* Impact...At 22.3 feet, Southern portions of Old Rock Road and
Twisters Road south of Rhineland begin flooding near this height.
* Impact...At 25.0 feet, City Lions Club Athletic Field begins to
flood.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Sun Mon Tue Wed Thu
Missouri River
Hermann 21.0 19.0 Sat 8 pm 22.5 23.6 22.8 20.6 17.5
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
MOC027-151-121415-
/O.NEW.KLSX.FL.W.0066.210411T1200Z-210415T0600Z/
/CMSM7.1.ER.210411T1200Z.210413T0000Z.210414T1100Z.NO/
913 PM CDT Sat Apr 10 2021
The National Weather Service in St Louis has issued a
* Flood Warning for
the Missouri River near Chamois.
* From Sunday morning to late Wednesday night.
* At 7:30 AM CDT Saturday the stage was 12.4 feet.
* Flood stage is 17.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage
tomorrow morning to a crest of 19.1 feet Monday evening. It will
then fall below flood stage Wednesday morning.
* Impact...At 17.0 feet, Flood Stage: Lower lying bottom land
begins to flood.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Sun Mon Tue Wed Thu
Missouri River
Chamois 17.0 12.4 Sat 7 am 17.8 19.1 18.0 15.6 12.4
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC071-219-121415-
/O.NEW.KLSX.FL.W.0067.210412T0800Z-210415T0600Z/
/WHGM7.1.ER.210412T0800Z.210413T0600Z.210414T0730Z.NO/
913 PM CDT Sat Apr 10 2021
The National Weather Service in St Louis has issued a
* Flood Warning for
the Missouri River at Washington.
* From late Sunday night to late Wednesday night.
* At 8:45 PM CDT Saturday the stage was 15.5 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early
Monday morning to a crest of 20.8 feet early Tuesday morning. It
will then fall below flood stage early Wednesday morning.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Sun Mon Tue Wed Thu
Missouri River
Washington 20.0 15.5 Sat 8 pm 19.5 20.6 20.5 18.6 15.7
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC183-189-121415-
/O.NEW.KLSX.FL.W.0068.210412T0900Z-210415T1800Z/
/SCLM7.1.ER.210412T0900Z.210413T1200Z.210414T2100Z.NO/
913 PM CDT Sat Apr 10 2021
The National Weather Service in St Louis has issued a
* Flood Warning for
the Missouri River at St. Charles.
* From late Sunday night to Thursday afternoon.
* At 9:00 PM CDT Saturday the stage was 20.6 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early
Monday morning to a crest of 26.1 feet Tuesday morning. It will
then fall below flood stage Wednesday afternoon.
* Impact...At 25.0 feet, The right bank downstream overflows,
flooding agricultural bottomland. Near this stage, Missouri Route
H at Island Road will be closed in both directions.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Sun Mon Tue Wed Thu
Missouri River
St. Charles 25.0 20.6 Sat 9 pm 24.2 25.8 26.1 24.8 22.5
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
BRC7 follow-up statements
955
WGUS83 KLSX 111520
FLSLSX
Flood Statement
National Weather Service St Louis MO
1020 AM CDT Sun Apr 11 2021
...The Flood Warning is extended for the following rivers in
Missouri...
Missouri River near Chamois.
Missouri River at Hermann.
Missouri River at Washington.
Missouri River at St. Charles.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Rainfall heavier than forecast could cause river levels to rise even
higher than predicted. The National Weather Service will monitor
this developing situation and issue follow up statements as
conditions change.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC027-151-130330-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210415T2136Z/
/CMSM7.1.ER.210411T1218Z.210412T1200Z.210414T0936Z.NO/
1020 AM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River near Chamois.
* Until Thursday afternoon.
* At 7:30 AM CDT Saturday, April 10 the stage was 12.4 feet.
* Flood stage is 17.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 19.3 feet
tomorrow morning. It will then fall below flood stage early
Wednesday morning.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Chamois 17.0 12.4 Sat 7 am 19.2 18.1 16.2 12.9 MSG
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-130330-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210416T0100Z/
/HRNM7.1.ER.210411T0751Z.210412T1200Z.210414T1900Z.NO/
1020 AM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at Hermann.
* Until Thursday evening.
* At 9:30 AM CDT Sunday the stage was 22.3 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:30 AM CDT Sunday was 22.3 feet.
* Forecast...The river is expected to rise to a crest of 23.8 feet
tomorrow morning. It will then fall below flood stage early
Wednesday afternoon.
* Impact...At 25.0 feet, City Lions Club Athletic Field begins to
flood.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Hermann 21.0 22.3 Sun 9 am 23.8 23.0 21.1 18.1 15.3
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
MOC071-219-130330-
/O.EXT.KLSX.FL.W.0067.210411T2230Z-210415T1630Z/
/WHGM7.1.ER.210411T2230Z.210412T1800Z.210414T0430Z.NO/
1020 AM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until late Thursday morning...
The Flood Warning continues for
the Missouri River at Washington.
* From this afternoon to Thursday morning.
* At 9:45 AM CDT Sunday the stage was 18.7 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
this afternoon to a crest of 20.9 feet early tomorrow afternoon.
It will then fall below flood stage late Tuesday evening.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Washington 20.0 18.7 Sun 9 am 20.9 20.6 18.9 16.4 MSG
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC183-189-130330-
/O.EXT.KLSX.FL.W.0068.210412T0234Z-210416T0000Z/
/SCLM7.1.ER.210412T0234Z.210413T0000Z.210414T1800Z.NO/
1020 AM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at St. Charles.
* From this evening to Thursday evening.
* At 10:00 AM CDT Sunday the stage was 22.5 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
this evening to a crest of 26.2 feet tomorrow evening. It will
then fall below flood stage early Wednesday afternoon.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
St. Charles 25.0 22.5 Sun 10 am 26.1 26.1 25.0 23.0 MSG
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
Glass356
WGUS83 KLSX 120131
FLSLSX
Flood Statement
National Weather Service St Louis MO
831 PM CDT Sun Apr 11 2021
...The Flood Warning is extended for the following rivers in
Missouri...
Missouri River at Washington.
Missouri River at St. Charles.
...The Flood Warning continues for the following rivers in
Missouri...
Osage River near Mari-Osa Campground.
Missouri River near Chamois.
Missouri River at Hermann.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC051-151-131345-
/O.EXT.KLSX.FL.W.0073.000000T0000Z-210414T1930Z/
/MOAM7.1.ER.210411T1411Z.210412T0600Z.210413T1330Z.UU/
831 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until early Wednesday
afternoon...
The Flood Warning continues for
the Osage River near Mari-Osa Campground.
* Until Wednesday afternoon.
* At 7:40 AM CDT Sunday the stage was 18.8 feet.
* Flood stage is 19.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 20.0 feet
just after midnight tonight. It will then fall below flood stage
Tuesday morning.
* Impact...At 20.0 feet, Near this stage the lowest two campsites at
Mari-Osa campground begin flooding.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Osage River
Mari-Osa Campgroun 19.0 18.8 Sun 7 am 19.7 18.1 16.7 14.8 13.1
&&
LAT...LON 3849 9199 3849 9202 3847 9202 3853 9204
3853 9202
$$
MOC071-219-131345-
/O.EXT.KLSX.FL.W.0067.000000T0000Z-210415T1648Z/
/WHGM7.1.ER.210411T2342Z.210413T0000Z.210414T0448Z.NO/
831 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until late Thursday morning...
The Flood Warning continues for
the Missouri River at Washington.
* Until Thursday morning.
* At 7:45 PM CDT Sunday the stage was 20.1 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:45 PM CDT Sunday was 20.1 feet.
* Forecast...The river is expected to rise to a crest of 21.5 feet
tomorrow evening. It will then fall below flood stage late Tuesday
evening.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Washington 20.0 20.1 Sun 7 pm 21.5 20.4 18.2 15.2 12.5
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC027-151-131345-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210415T2000Z/
/CMSM7.1.ER.210411T1218Z.210412T1200Z.210414T0800Z.NO/
831 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River near Chamois.
* Until Thursday afternoon.
* At 12:21 PM CDT Sunday the stage was 18.3 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 12:21 PM CDT Sunday was 18.3 feet.
* Forecast...The river is expected to rise to a crest of 20.4 feet
tomorrow morning. It will then fall below flood stage early
Wednesday morning.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Chamois 17.0 18.3 Sun 12 pm 19.9 17.7 15.1 11.9 9.6
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-131345-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210415T2300Z/
/HRNM7.1.ER.210411T0751Z.210412T1800Z.210414T1700Z.NO/
831 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at Hermann.
* Until Thursday evening.
* At 7:30 PM CDT Sunday the stage was 23.4 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:30 PM CDT Sunday was 23.4 feet.
* Forecast...The river is expected to rise to a crest of 24.3 feet
early tomorrow afternoon. It will then fall below flood stage
early Wednesday afternoon.
* Impact...At 25.0 feet, City Lions Club Athletic Field begins to
flood.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
Hermann 21.0 23.4 Sun 7 pm 24.1 22.5 20.2 17.0 14.6
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
MOC183-189-131345-
/O.EXT.KLSX.FL.W.0068.210412T0445Z-210416T0000Z/
/SCLM7.1.ER.210412T0445Z.210413T0600Z.210414T1800Z.NO/
831 PM CDT Sun Apr 11 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at St. Charles.
* From this evening to Thursday evening.
* At 8:00 PM CDT Sunday the stage was 24.4 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late
this evening to a crest of 26.7 feet early Tuesday morning. It
will then fall below flood stage early Wednesday afternoon.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Mon Tue Wed Thu Fri
Missouri River
St. Charles 25.0 24.4 Sun 8 pm 26.6 26.3 24.5 22.2 19.4
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
Elmore675
WGUS83 KLSX 121521
FLSLSX
Flood Statement
National Weather Service St Louis MO
1021 AM CDT Mon Apr 12 2021
...The Flood Warning is extended for the following river in
Missouri...
Missouri River at St. Charles.
Missouri River at Washington.
Missouri River near Chamois.
Missouri River at Hermann.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC183-189-140330-
/O.EXT.KLSX.FL.W.0068.000000T0000Z-210416T1312Z/
/SCLM7.1.ER.210412T0607Z.210413T1800Z.210415T0712Z.NO/
1021 AM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until Friday morning...
The Flood Warning continues for
the Missouri River at St. Charles.
* Until Friday morning.
* At 10:00 AM CDT Monday the stage was 25.7 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 10:00 AM CDT Monday was 25.7 feet.
* Forecast...The river is expected to rise to a crest of 26.9 feet
early tomorrow afternoon. It will then fall below flood stage
early Thursday morning.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
St. Charles 25.0 25.7 Mon 10 am 26.9 26.1 24.0 21.5 MSG
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
MOC071-219-140330-
/O.EXT.KLSX.FL.W.0067.000000T0000Z-210416T0700Z/
/WHGM7.1.ER.210411T2342Z.210413T1200Z.210414T1900Z.NO/
1021 AM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Missouri River at Washington.
* Until late Thursday night.
* At 9:45 AM CDT Monday the stage was 21.0 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:45 AM CDT Monday was 21.0 feet.
* Forecast...The river is expected to rise to a crest of 21.8 feet
tomorrow morning. It will then fall below flood stage early
Wednesday afternoon.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Washington 20.0 21.0 Mon 9 am 21.7 20.1 17.5 14.2 MSG
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC027-151-140330-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210416T0834Z/
/CMSM7.1.ER.210411T1218Z.210413T0000Z.210414T2034Z.NO/
1021 AM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Missouri River near Chamois.
* Until late Thursday night.
* At 7:24 AM CDT Monday the stage was 19.9 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:24 AM CDT Monday was 19.9 feet.
* Forecast...The river is expected to rise to a crest of 20.4 feet
this evening. It will then fall below flood stage Wednesday
afternoon.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Chamois 17.0 19.9 Mon 7 am 19.7 17.3 14.1 11.1 MSG
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-140330-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210416T1017Z/
/HRNM7.1.ER.210411T0751Z.210413T0000Z.210415T0417Z.NO/
1021 AM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Missouri River at Hermann.
* Until late Thursday night.
* At 9:30 AM CDT Monday the stage was 24.2 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:30 AM CDT Monday was 24.2 feet.
* Forecast...The river is expected to rise to a crest of 24.6 feet
this evening. It will then fall below flood stage late Wednesday
evening.
* Impact...At 25.0 feet, City Lions Club Athletic Field begins to
flood.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Hermann 21.0 24.2 Mon 9 am 24.2 22.1 19.4 16.1 14.3
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
MRM481
WGUS83 KLSX 130135
FLSLSX
Flood Statement
National Weather Service St Louis MO
835 PM CDT Mon Apr 12 2021
...The Flood Warning continues for the following rivers in
Missouri...
Osage River near Mari-Osa Campground.
Missouri River at St. Charles.
Missouri River at Washington.
Missouri River near Chamois.
Missouri River at Hermann.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC051-151-141345-
/O.EXT.KLSX.FL.W.0073.000000T0000Z-210415T0200Z/
/MOAM7.1.ER.210411T1411Z.210412T1400Z.210413T2000Z.UU/
835 PM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until late Wednesday evening...
The Flood Warning continues for
the Osage River near Mari-Osa Campground.
* Until Wednesday evening.
* At 9:00 AM CDT Monday the stage was 20.3 feet.
* Flood stage is 19.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:00 AM CDT Monday was 20.3 feet.
* Forecast...The river is expected to fall below flood stage
tomorrow afternoon and continue falling to 12.3 feet Saturday
evening.
* Impact...At 20.0 feet, Near this stage the lowest two campsites at
Mari-Osa campground begin flooding.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Osage River
Mari-Osa Campgroun 19.0 20.3 Mon 9 am 18.6 17.0 15.0 13.4 12.3
&&
LAT...LON 3849 9199 3849 9202 3847 9202 3853 9204
3853 9202
$$
MOC183-189-141345-
/O.EXT.KLSX.FL.W.0068.000000T0000Z-210416T0448Z/
/SCLM7.1.ER.210412T0607Z.210413T1200Z.210414T2248Z.NO/
835 PM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until late Thursday evening...
The Flood Warning continues for
the Missouri River at St. Charles.
* Until Thursday evening.
* At 8:00 PM CDT Monday the stage was 26.2 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 8:00 PM CDT Monday was 26.2 feet.
* Forecast...The river is expected to rise to a crest of 26.5 feet
tomorrow morning. It will then fall below flood stage Wednesday
afternoon.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
St. Charles 25.0 26.2 Mon 8 pm 26.4 24.9 22.5 19.7 17.9
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
MOC071-219-141345-
/O.EXT.KLSX.FL.W.0067.000000T0000Z-210415T2136Z/
/WHGM7.1.ER.210411T2342Z.210413T0600Z.210414T0936Z.NO/
835 PM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River at Washington.
* Until Thursday afternoon.
* At 7:45 PM CDT Monday the stage was 21.3 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:45 PM CDT Monday was 21.3 feet.
* Forecast...The river is expected to rise to a crest of 21.4 feet
just after midnight tonight. It will then fall below flood stage
early Wednesday morning.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Washington 20.0 21.3 Mon 7 pm 20.8 18.6 15.7 12.7 11.4
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC027-151-141345-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210415T2300Z/
/CMSM7.1.ER.210411T1218Z.210412T1224Z.210414T1100Z.NO/
835 PM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River near Chamois.
* Until Thursday evening.
* At 7:24 AM CDT Monday the stage was 19.9 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:24 AM CDT Monday was 19.9 feet.
* Forecast...The river is expected to fall below flood stage
Wednesday morning and continue falling to 8.4 feet Saturday
evening.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Chamois 17.0 19.9 Mon 7 am 18.1 15.5 12.1 9.8 8.4
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-141345-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210416T0234Z/
/HRNM7.1.ER.210411T0751Z.210412T2000Z.210414T2034Z.NO/
835 PM CDT Mon Apr 12 2021
...The Flood Warning is now in effect until late Thursday evening...
The Flood Warning continues for
the Missouri River at Hermann.
* Until Thursday evening.
* At 7:30 PM CDT Monday the stage was 24.3 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:30 PM CDT Monday was 24.4 feet.
* Forecast...The river is expected to fall below flood stage
Wednesday afternoon and continue falling to 11.5 feet Monday
evening.
* Impact...At 25.0 feet, City Lions Club Athletic Field begins to
flood.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Missouri River
Hermann 21.0 24.3 Mon 7 pm 23.0 20.6 17.4 14.8 13.5
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
Elmore058
WGUS83 KLSX 131509
FLSLSX
Flood Statement
National Weather Service St Louis MO
1009 AM CDT Tue Apr 13 2021
...The Flood Warning continues for the following rivers in
Missouri...
Missouri River at St. Charles.
Missouri River at Washington.
Missouri River near Chamois.
Missouri River at Hermann.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC183-189-150315-
/O.EXT.KLSX.FL.W.0068.000000T0000Z-210416T0000Z/
/SCLM7.1.ER.210412T0607Z.210413T1200Z.210414T1800Z.NO/
1009 AM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at St. Charles.
* Until Thursday evening.
* At 10:00 AM CDT Tuesday the stage was 26.3 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 10:00 AM CDT Tuesday was 26.4 feet.
* Forecast...The river is expected to fall below flood stage early
tomorrow afternoon and continue falling to 16.9 feet Sunday
morning.
* Impact...At 27.0 feet, The Katy Trail begins flooding near this
height along Hawning Road, about 2 miles north northeast of the
Highway 370 bridge.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
St. Charles 25.0 26.3 Tue 10 am 25.0 22.6 20.0 17.9 MSG
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
MOC071-219-150315-
/O.EXT.KLSX.FL.W.0067.000000T0000Z-210415T1800Z/
/WHGM7.1.ER.210411T2342Z.210413T0330Z.210414T0600Z.NO/
1009 AM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until early Thursday
afternoon...
The Flood Warning continues for
the Missouri River at Washington.
* Until Thursday afternoon.
* At 9:45 AM CDT Tuesday the stage was 21.0 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:45 AM CDT Tuesday was 21.3 feet.
* Forecast...The river is expected to fall below flood stage just
after midnight tonight and continue falling to 10.5 feet Sunday
morning.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Washington 20.0 21.0 Tue 9 am 18.9 15.9 13.0 11.3 MSG
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
MOC027-151-150315-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210415T2125Z/
/CMSM7.1.ER.210411T1218Z.210412T1224Z.210414T0925Z.NO/
1009 AM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River near Chamois.
* Until Thursday afternoon.
* At 7:12 AM CDT Tuesday the stage was 19.4 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:12 AM CDT Tuesday was 19.4 feet.
* Forecast...The river is expected to fall below flood stage late
tonight and continue falling to 7.5 feet Sunday morning.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Chamois 17.0 19.4 Tue 7 am 15.9 12.5 9.9 8.2 MSG
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-150315-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210416T0000Z/
/HRNM7.1.ER.210411T0751Z.210412T2000Z.210414T1800Z.NO/
1009 AM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at Hermann.
* Until Thursday evening.
* At 9:30 AM CDT Tuesday the stage was 23.7 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:30 AM CDT Tuesday was 24.4 feet.
* Forecast...The river is expected to fall below flood stage early
tomorrow afternoon and continue falling to 11.7 feet Tuesday
morning.
* Impact...At 22.3 feet, Southern portions of Old Rock Road and
Twisters Road south of Rhineland begin flooding near this height.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Hermann 21.0 23.7 Tue 9 am 21.0 17.7 15.0 13.3 12.4
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
TES576
WGUS83 KLSX 140139
FLSLSX
Flood Statement
National Weather Service St Louis MO
839 PM CDT Tue Apr 13 2021
...The Flood Warning continues for the following rivers in
Missouri...
Osage River near Mari-Osa Campground.
Missouri River at St. Charles.
Missouri River near Chamois.
Missouri River at Hermann.
Missouri River at Washington.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC051-151-150045-
/O.EXT.KLSX.FL.W.0073.000000T0000Z-210415T0045Z/
/MOAM7.1.ER.210411T1411Z.210412T1400Z.210413T1845Z.UU/
839 PM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until tomorrow evening...
The Flood Warning continues for
the Osage River near Mari-Osa Campground.
* Until Wednesday evening.
* At 10:00 AM CDT Tuesday the stage was 19.3 feet.
* Flood stage is 19.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending
at 10:00 AM CDT Tuesday was 19.3 feet.
* Forecast...The river is expected to fall to 10.7 feet Sunday
evening.
* Impact...At 20.0 feet, Near this stage the lowest two campsites at
Mari-Osa campground begin flooding.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Osage River
Mari-Osa Campgroun 19.0 19.3 Tue 10 am 15.9 13.8 12.2 11.2 10.7
&&
LAT...LON 3849 9199 3849 9202 3847 9202 3853 9204
3853 9202
$$
MOC183-189-151345-
/O.EXT.KLSX.FL.W.0068.000000T0000Z-210415T2136Z/
/SCLM7.1.ER.210412T0607Z.210413T1200Z.210414T1536Z.NO/
839 PM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River at St. Charles.
* Until Thursday afternoon.
* At 8:00 PM CDT Tuesday the stage was 26.0 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 8:00 PM CDT Tuesday was 26.4 feet.
* Forecast...The river is expected to fall below flood stage late
tomorrow morning and continue falling to 16.3 feet Sunday evening.
* Impact...At 25.0 feet, The right bank downstream overflows,
flooding agricultural bottomland. Near this stage, Missouri Route
H at Island Road will be closed in both directions.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
St. Charles 25.0 26.0 Tue 8 pm 24.3 21.9 19.3 17.5 16.3
&&
LAT...LON 3891 9033 3886 9018 3881 9017 3859 9072
3865 9078
$$
MOC027-151-151345-
/O.EXT.KLSX.FL.W.0066.000000T0000Z-210415T2100Z/
/CMSM7.1.ER.210411T1218Z.210412T1224Z.210414T0900Z.NO/
839 PM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday afternoon...
The Flood Warning continues for
the Missouri River near Chamois.
* Until Thursday afternoon.
* At 7:12 AM CDT Tuesday the stage was 19.4 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:12 AM CDT Tuesday was 19.4 feet.
* Forecast...The river is expected to fall below flood stage late
tonight and continue falling to 7.2 feet Sunday evening.
* Impact...At 17.0 feet, Flood Stage: Lower lying bottom land
begins to flood.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Chamois 17.0 19.4 Tue 7 am 14.7 11.7 9.3 7.8 7.2
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MOC073-139-151345-
/O.EXT.KLSX.FL.W.0065.000000T0000Z-210415T2308Z/
/HRNM7.1.ER.210411T0751Z.210412T2000Z.210414T1708Z.NO/
839 PM CDT Tue Apr 13 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Missouri River at Hermann.
* Until Thursday evening.
* At 7:30 PM CDT Tuesday the stage was 22.9 feet.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:30 PM CDT Tuesday was 24.3 feet.
* Forecast...The river is expected to fall below flood stage early
tomorrow afternoon and continue falling to 11.7 feet Tuesday
evening.
* Impact...At 22.3 feet, Southern portions of Old Rock Road and
Twisters Road south of Rhineland begin flooding near this height.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Hermann 21.0 22.9 Tue 7 pm 20.1 16.8 14.4 13.0 12.2
&&
LAT...LON 3873 9161 3875 9136 3866 9119 3861 9123
3866 9139 3866 9161
$$
MOC071-219-151345-
/O.CON.KLSX.FL.W.0067.000000T0000Z-210415T1800Z/
/WHGM7.1.ER.210411T2342Z.210413T0330Z.210414T0600Z.NO/
839 PM CDT Tue Apr 13 2021
...The Flood Warning remains in effect...
The Flood Warning continues for
the Missouri River at Washington.
* Until Thursday afternoon.
* At 7:45 PM CDT Tuesday the stage was 20.3 feet.
* Flood stage is 20.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 7:45 PM CDT Tuesday was 21.3 feet.
* Forecast...The river is expected to fall below flood stage just
after midnight tonight and continue falling to 10.2 feet Sunday
evening.
* Impact...At 21.0 feet, Wastewater plant turns pumps on.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Missouri River
Washington 20.0 20.3 Tue 7 pm 18.0 14.9 12.4 10.9 10.2
&&
LAT...LON 3865 9078 3859 9072 3851 9089 3861 9123
3866 9119
$$
Elmore939
WGUS83 KLSX 141551
FLSLSX
Flood Statement
National Weather Service St Louis MO
1051 AM CDT Wed Apr 14 2021
...The Flood Warning is cancelled for the following rivers in
Missouri...
Missouri River near Chamois.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
MOC027-151-141700-
/O.CAN.KLSX.FL.W.0066.000000T0000Z-210414T1551Z/
/CMSM7.1.ER.210411T1218Z.210412T1224Z.210414T0714Z.NO/
1051 AM CDT Wed Apr 14 2021
...The Flood Warning for the Missouri River near Chamois has been
cancelled...
The Flood Warning is cancelled for
the Missouri River near Chamois.
* At 7:00 AM CDT Wednesday the stage was 16.4 feet.
* Flood stage is 17.0 feet.
* Forecast...The river is expected to fall to 6.5 feet Monday
morning.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Thu Fri Sat Sun Mon
Missouri River
Chamois 17.0 16.4 Wed 7 am 12.4 9.5 8.1 6.9 6.5
&&
LAT...LON 3864 9198 3871 9185 3873 9161 3866 9161
3865 9190 3858 9194
$$
MRBThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 8:06 PM CDT | River Flood Warning | LSX | Marion | 29 hr |
| Apr 10, 9:13 PM CDT | River Flood Warning | LSX | Gasconade, Montgomery | 4 days |
| Apr 10, 9:13 PM CDT | River Flood Warning | LSX | Franklin, Warren | 3 days |
| Apr 10, 9:13 PM CDT | River Flood Warning | LSX | Saint Charles, Saint Louis | 4 days |
| Apr 10, 9:36 PM CDT | River Flood Warning | LSX | Pike | 5 days |
| Apr 10, 9:36 PM CDT | River Flood Warning | LSX | Pike | 5 days |
| Apr 10, 9:36 PM CDT | River Flood Warning | LSX | Marion | 4 days |
| Apr 11, 2:10 AM CDT | River Flood Warning | LSX | Lewis | 42 hr |
| Apr 11, 10:15 AM CDT | River Flood Warning | LSX | Cole, Osage | 3 days |
| Apr 11, 10:58 AM CDT | River Flood Warning | LSX | Ralls | 66 hr |
| Apr 11, 10:58 AM CDT | River Flood Warning | LSX | Lincoln | 4 days |
| Apr 11, 5:29 PM CDT | River Flood Warning | LSX | Lincoln | 36 hr |
Nearby
River Flood Warnings in Missouri, 2021Every river flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.