Alert archive / Missouri / River Flood Warnings in 2021
River Flood Warning 87, NWS St. Louis, MO
NWS St. Louis, MO issued this river flood warning at May 17, 2021, 4:55 AM CDT for Monroe County, Missouri. It was in force for 66 hr.
The area
The outline as issued.
The facts
- Issued
- May 17, 2021, 4:55 AM CDT (09:55 UTC)
- Expired
- May 19, 2021, 10:36 PM CDT
- In force
- 66 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- Minor
County Monroe County, MO
The radar
The St Louis radar (KLSX), 158 km from the middle of the area, began a volume at 09:57 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 Middle Fork Salt River near Holliday (PMZM7). The gauge peaked at 19.13 ft at May 18, 2021, 3:00 PM CDT.
- Action stage
- 15 ft
- Minor stage
- 17 ft
- Moderate stage
- 22 ft
- Major stage
- 26 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05506350, 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.
129
WGUS43 KLSX 170955
FLWLSX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
455 AM CDT Mon May 17 2021
...The National Weather Service in St Louis MO has issued a Flood
Warning for the following rivers in Missouri...
Mid Fork Salt River near Holliday.
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.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-182200-
/O.NEW.KLSX.FL.W.0087.210517T0955Z-000000T0000Z/
/PMZM7.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
455 AM CDT Mon May 17 2021
The National Weather Service in St Louis has issued a
* Flood Warning for
the Mid Fork Salt River near Holliday.
* From early this morning until further notice.
* At 4:30 AM CDT Monday the stage was 16.8 feet.
* Flood stage is 17.0 feet.
* Minor flooding is imminent.
* Forecast...No forecast is available for this location.
* Impact...At 17.5 feet, Water exits the right bank downstream of
the State Highway A bridge.
&&
Fld Observed Forecasts (unknown time)
Location Stg Stg Day/Time d1 d2 d3 d4 d5
Mid Fork Salt River
Holliday 17.0 16.8 Mon 4 am MSG MSG MSG MSG MSG
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
Pfahler7 follow-up statements
350
WGUS83 KLSX 171155
FLSLSX
Flood Statement
National Weather Service St Louis MO
655 AM CDT Mon May 17 2021
...The Flood Warning continues for the following rivers in
Missouri...
Mid Fork Salt River near Holliday.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-190000-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210519T0849Z/
/PMZM7.1.ER.210517T0952Z.210517T1800Z.210518T0649Z.NO/
655 AM CDT Mon May 17 2021
...The Flood Warning is now in effect until early Wednesday
morning...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until late Tuesday night.
* At 6:30 AM CDT Monday the stage was 17.7 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 6:30 AM CDT Monday was 17.7 feet.
* Forecast...The river is expected to rise to a crest of 18.9 feet
this afternoon. It will then fall below flood stage just after
midnight tonight.
* Impact...At 18.1 feet, Water exits the left bank downstream of the
State Highway A bridge. Adjacent fields begin to flood.
* Impact...At 19.0 feet, Wastewater lift station begins flooding at
about this height. Water was 16 ft deep in July 2008.
&&
Fld Observed Forecasts (7 am CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Mid Fork Salt River
Holliday 17.0 17.7 Mon 6 am 15.1 8.6 6.4 5.2 4.3
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
Pfahler852
WGUS83 KLSX 171505
FLSLSX
Flood Statement
National Weather Service St Louis MO
1005 AM CDT Mon May 17 2021
...The Flood Warning is extended for the following rivers in
Missouri...
Mid Fork Salt River near Holliday.
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.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-190315-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210519T1028Z/
/PMZM7.1.ER.210517T0952Z.210518T0000Z.210518T0828Z.NO/
1005 AM CDT Mon May 17 2021
...The Flood Warning is now in effect until early Wednesday
morning...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until late Tuesday night.
* At 9:30 AM CDT Monday the stage was 18.2 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 9:30 AM CDT Monday was 18.2 feet.
* Forecast...The river is expected to rise to a crest of 18.7 feet
this evening. It will then fall below flood stage late tonight.
* Impact...At 19.0 feet, Wastewater lift station begins flooding at
about this height. Water was 16 ft deep in July 2008.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Mid Fork Salt River
Holliday 17.0 18.2 Mon 9 am 13.9 8.2 6.0 5.0 4.5
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
Britt073
WGUS83 KLSX 180136
FLSLSX
Flood Statement
National Weather Service St Louis MO
836 PM CDT Mon May 17 2021
...The Flood Warning continues for the following rivers in
Missouri...
Mid Fork Salt River near Holliday.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-181800-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210518T1800Z/
/PMZM7.1.ER.210517T0952Z.210517T1630Z.210518T0600Z.NO/
836 PM CDT Mon May 17 2021
...The Flood Warning is now in effect until early tomorrow
afternoon...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until Tuesday afternoon.
* At 8:00 PM CDT Monday the stage was 17.5 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 8:00 PM CDT Monday was 18.3 feet.
* Forecast...The river is expected to fall below flood stage just
after midnight tonight and continue falling to 4.1 feet Thursday,
May 27.
* Impact...At 17.5 feet, Water exits the right bank downstream of
the State Highway A bridge.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Tue Wed Thu Fri Sat
Mid Fork Salt River
Holliday 17.0 17.5 Mon 8 pm 13.5 8.5 6.0 4.9 4.5
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
BRC919
WGUS83 KLSX 181521
FLSLSX
Flood Statement
National Weather Service St Louis MO
1021 AM CDT Tue May 18 2021
...The Flood Warning is extended for the following river in
Missouri...
Mid Fork Salt River near Holliday.
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.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-200330-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210520T1700Z/
/PMZM7.1.ER.210517T0952Z.210518T1800Z.210519T1500Z.NO/
1021 AM CDT Tue May 18 2021
...The Flood Warning is now in effect until early Thursday
afternoon...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until Thursday afternoon.
* At 10:00 AM CDT Tuesday the stage was 19.0 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 10:00 AM CDT Tuesday was 19.0 feet.
* Forecast...The river is expected to rise to a crest of 19.6 feet
this afternoon. It will then fall below flood stage late tomorrow
morning.
* Impact...At 19.0 feet, Wastewater lift station begins flooding at
about this height. Water was 16 ft deep in July 2008.
&&
Fld Observed Forecasts (1 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Mid Fork Salt River
Holliday 17.0 19.0 Tue 10 am 16.4 10.1 6.9 5.4 4.8
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
Byrd007
WGUS83 KLSX 190242
FLSLSX
Flood Statement
National Weather Service St Louis MO
942 PM CDT Tue May 18 2021
...The Flood Warning is extended for the following rivers in
Missouri...
Mid Fork Salt River near Holliday.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-201445-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210521T0017Z/
/PMZM7.1.ER.210517T0952Z.210518T2130Z.210519T2217Z.NO/
942 PM CDT Tue May 18 2021
...The Flood Warning is now in effect until Thursday evening...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until Thursday evening.
* At 9:00 PM CDT Tuesday the stage was 19.1 feet.
* Flood stage is 17.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending
at 9:00 PM CDT Tuesday was 19.1 feet.
* Forecast...The river is expected to fall below flood stage
tomorrow afternoon and continue falling to 4.4 feet Friday, May 28.
* Impact...At 19.0 feet, Wastewater lift station begins flooding at
about this height. Water was 16 ft deep in July 2008.
&&
Fld Observed Forecasts (7 pm CDT)
Location Stg Stg Day/Time Wed Thu Fri Sat Sun
Mid Fork Salt River
Holliday 17.0 19.1 Tue 9 pm 16.8 9.3 6.8 5.8 5.2
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
19706
WGUS83 KLSX 191432
FLSLSX
Flood Statement
National Weather Service St Louis MO
932 AM CDT Wed May 19 2021
...The Flood Warning is extended for the following river in
Missouri...
Mid Fork Salt River near Holliday.
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.
This product, along with additional weather and stream information,
is available at https://water.weather.gov/ahps2/index.php?wfo=lsx.
&&
MOC137-210245-
/O.EXT.KLSX.FL.W.0087.000000T0000Z-210521T0612Z/
/PMZM7.1.ER.210517T0952Z.210518T2130Z.210520T0412Z.NO/
932 AM CDT Wed May 19 2021
...The Flood Warning is now in effect until early Friday morning...
The Flood Warning continues for
the Mid Fork Salt River near Holliday.
* Until late Thursday night.
* At 9:00 AM CDT Wednesday the stage was 18.6 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 9:00 AM CDT Wednesday was 19.1 feet.
* Forecast...The river will fall below flood stage late this
evening, falling to 7.8 feet by Friday morning.
&&
Fld Observed Forecasts (7 am CDT)
Location Stg Stg Day/Time Thu Fri Sat Sun Mon
Mid Fork Salt River
Holliday 17.0 18.6 Wed 9 am 13.9 7.8 6.1 5.3 5.0
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
Byrd842
WGUS83 KLSX 200336
FLSLSX
Flood Statement
National Weather Service St Louis MO
1036 PM CDT Wed May 19 2021
...The Flood Warning is cancelled for the following rivers in
Missouri...
Mid Fork Salt River near Holliday.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
MOC137-200445-
/O.CAN.KLSX.FL.W.0087.000000T0000Z-210520T0336Z/
/PMZM7.1.ER.210517T0952Z.210518T2130Z.210520T0245Z.NO/
1036 PM CDT Wed May 19 2021
...The Flood Warning for the Mid Fork Salt River near Holliday has
been cancelled...
The Flood Warning is cancelled for
the Mid Fork Salt River near Holliday.
* At 10:30 PM CDT Wednesday the stage was 16.9 feet.
* Flood stage is 17.0 feet.
* Forecast...The river is expected to fall to 4.4 feet Saturday, May
29.
&&
Fld Observed Forecasts (1 am CDT)
Location Stg Stg Day/Time Fri Sat Sun Mon Tue
Mid Fork Salt River
Holliday 17.0 16.9 Wed 10 pm 8.1 6.1 5.2 4.9 4.8
&&
LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
3952 9221
$$
MaplesNearby
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.