Alert archive / Missouri / River Flood Warnings in 2021

River Flood Warning 2, NWS St. Louis, MO

January 25, 2021Crawford County, Washington County, Missouri

NWS St. Louis, MO issued this river flood warning at Jan 25, 2021, 6:47 PM CST for Crawford County, Washington County, Missouri. It took effect at Jan 25, 2021, 10:06 PM CST. It was in force for 30 hr.

The area

The outline as issued.

The facts

Issued
Jan 25, 2021, 6:47 PM CST (00:47 UTC)
In effect from
Jan 25, 2021, 10:06 PM CST
Expired
Jan 27, 2021, 4:26 AM CST
In force
30 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
Minor

Counties Crawford County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 66 km from the middle of the area, began a volume at 00:48 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 Meramec River near Sullivan (SLLM7). The gauge peaked at 13.30 ft at Jan 26, 2021, 1:00 PM CST.

actionminormoderate510152001/2601/2701/28
Action stage
9 ft
Minor stage
11 ft
Moderate stage
20 ft
Major stage
29 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07014500, 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.

479 
WGUS43 KLSX 260047
FLWLSX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
647 PM CST Mon Jan 25 2021

...The National Weather Service in St Louis MO has issued a Flood 
Warning for the following rivers in Missouri...

  Meramec River near Sullivan.

  Meramec River near Steelville.

River forecasts are based on observed precipitation and forecast 
precipitation for the next 48 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.

  

&&


MOC055-221-261300-
/O.NEW.KLSX.FL.W.0002.210126T0406Z-210129T1733Z/
/SLLM7.1.ER.210126T0406Z.210127T0600Z.210128T1132Z.NO/
647 PM CST Mon Jan 25 2021

The National Weather Service in St Louis has issued a

* Flood Warning for
  the Meramec River near Sullivan.
* From this evening to Friday morning.
* At 6:00 PM CST Monday the stage was 9.9 feet.
* Flood stage is 11.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this evening to a crest of 15.1 feet early Wednesday morning. It 
  will then fall below flood stage early Thursday morning.
* Impact...At 15.6 feet, The basic loop of the Onondaga Cave State 
  Park campground begins flooding near this height.

&&


             Fld   Observed        Forecasts (6 pm CST)
Location     Stg   Stg   Day/Time  Tue   Wed   Thu   Fri   Sat

Meramec River
Sullivan     11.0  9.9   Mon 6 pm  14.8  13.4  8.7   6.5   5.5





&&

LAT...LON 3800 9120 3806 9125 3829 9109 3840 9090
      3837 9082

$$

MOC055-261300-
/O.NEW.KLSX.FL.W.0003.210126T1006Z-210128T1845Z/
/SEEM7.1.ER.210126T1006Z.210127T0000Z.210127T1245Z.NO/
647 PM CST Mon Jan 25 2021

The National Weather Service in St Louis has issued a

* Flood Warning for
  the Meramec River near Steelville.
* From late tonight to Thursday afternoon.
* At 6:00 PM CST Monday the stage was 7.6 feet.
* Flood stage is 12.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  tonight to a crest of 13.7 feet tomorrow evening. It will then 
  fall below flood stage Wednesday morning.
* Impact...At 14.0 feet, Near this height, roads to the Lucky Clover 
  campgrounds begin to flood.

&&


             Fld   Observed        Forecasts (6 pm CST)
Location     Stg   Stg   Day/Time  Tue   Wed   Thu   Fri   Sat

Meramec River
Steelville   12.0  7.6   Mon 6 pm  13.7  9.0   5.3   3.7   3.1





&&

LAT...LON 3793 9152 3800 9152 3806 9125 3801 9121

$$

Maples
3 follow-up statements
218 
WGUS83 KLSX 261600
FLSLSX

Flood Statement
National Weather Service St Louis MO
1000 AM CST Tue Jan 26 2021

...The Flood Warning continues for the following rivers in 
Missouri...

  Meramec River near Sullivan.

  Bourbeuse River at Union.

River forecasts are based on observed precipitation and forecast 
precipitation for the next 48 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.

  

&&


MOC055-221-270400-
/O.EXT.KLSX.FL.W.0002.000000T0000Z-210129T0520Z/
/SLLM7.1.ER.210126T0251Z.210127T0000Z.210127T2320Z.NO/
1000 AM CST Tue Jan 26 2021

...The Flood Warning is now in effect until late Thursday evening...

The Flood Warning continues for
  the Meramec River near Sullivan.
* Until Thursday evening.
* At 9:30 AM CST Tuesday the stage was 13.1 feet.
* Flood stage is 11.0 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 CST Tuesday was 13.1 feet.
* Forecast...The river is expected to rise to a crest of 13.6 feet 
  this evening. It will then fall below flood stage tomorrow 
  afternoon.
* Impact...At 13.5 feet, Cave Road begins flooding at Onondaga Cave 
  State Park near this height.

&&


             Fld   Observed        Forecasts (12 pm CST)
Location     Stg   Stg   Day/Time  Wed   Thu   Fri   Sat   Sun

Meramec River
Sullivan     11.0  13.1  Tue 9 am  11.8  8.2   6.5   5.6   5.0





&&

LAT...LON 3800 9120 3806 9125 3829 9109 3840 9090
      3837 9082

$$

MOC071-270400-
/O.EXT.KLSX.FL.W.0005.210127T0512Z-210129T1218Z/
/UNNM7.1.ER.210127T0512Z.210127T1800Z.210128T0618Z.NO/
1000 AM CST Tue Jan 26 2021

...The Flood Warning is now in effect until Friday morning...

The Flood Warning continues for
  the Bourbeuse River at Union.
* From this evening to Friday morning.
* At 9:30 AM CST Tuesday the stage was 10.6 feet.
* Flood stage is 15.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this evening to a crest of 16.4 feet early tomorrow afternoon. It 
  will then fall below flood stage early Thursday morning.
* Impact...At 17.0 feet, Flat Creek backs up to Smeltzer's Park.

&&


               Fld   Observed        Forecasts (12 pm CST)
Location       Stg   Stg   Day/Time  Wed   Thu   Fri   Sat   Sun

Bourbeuse River
Union          15.0  10.6  Tue 9 am  16.4  10.8  5.0   3.7   3.3





&&

LAT...LON 3826 9123 3832 9133 3838 9137 3848 9094
      3842 9087

$$

MRM
740 
WGUS83 KLSX 270129
FLSLSX
Flood Statement
National Weather Service St Louis MO
729 PM CST Tue Jan 26 2021

...The flood warning continues for the following rivers in 
Missouri...

 
  Big River at Byrnesville

  Bourbeuse River at Union

  Meramec River near Sullivan

River forecasts are based on observed precipitation and forecast 
precipitation for the next 24 hours.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 or forecasts change.

Safety message:  Never drive cars, trucks, or sport utility vehicles 
through flooded areas.  The water may be too deep to allow for safe 
passage.

This product, along with additional weather and stream information, 
is available at http://water.weather.gov/ahps2/index.php?wfo=lsx.

&&

MOC099-280129-
/O.EXT.KLSX.FL.W.0004.000000T0000Z-210128T1342Z/
/BYRM7.1.ER.210127T0123Z.210127T0600Z.210127T1342Z.UU/
729 PM CST Tue Jan 26 2021

The Flood Warning continues for
  the Big River at Byrnesville
* until Thursday morning.
* At  6:45 PM Tuesday the stage was 15.9 feet.
* Flood stage is 16.0 feet.
* Minor flooding is forecast.
* The river is forecast to rise above flood stage by this evening and
  to crest near 16.5 feet by after midnight tonight. The river is 
  forecast to fall below flood stage by tomorrow morning.
* Impact:  At 15.5 feet...Rockford Beach Park at the Highway MM bridge
  begins flooding.

&&
                   Fld   Latest              7 a.m. Forecast
LOCATION           Stg  Obs Stg     01/27  01/28  01/29  01/30  01/31

Big River
  Byrnesville     16.0   15.93      16.4    9.3    5.5    4.1    3.6


&&


LAT...LON 3834 9060 3833 9068 3846 9063 3849 9057




$$

MOC071-280129-
/O.EXT.KLSX.FL.W.0005.210127T1251Z-210129T1021Z/
/UNNM7.1.ER.210127T1251Z.210128T0000Z.210128T0421Z.NO/
729 PM CST Tue Jan 26 2021

The Flood Warning continues for
  the Bourbeuse River at Union
* from Wednesday morning to late Thursday night.
* At  7:00 PM Tuesday the stage was 12.6 feet.
* Flood stage is 15.0 feet.
* Minor flooding is forecast.
* The river is forecast to rise above flood stage by tomorrow morning
  and to crest near 15.8 feet by tomorrow evening. The river is 
  forecast to fall below flood stage by tomorrow late evening.

&&
                   Fld   Latest              7 a.m. Forecast
LOCATION           Stg  Obs Stg     01/27  01/28  01/29  01/30  01/31

Bourbeuse River
  Union           15.0   12.64      14.9   13.2    6.0    4.0    3.4


&&


LAT...LON 3826 9123 3832 9133 3838 9137 3848 9094
      3842 9087                       



$$

MOC055-221-280129-
/O.EXT.KLSX.FL.W.0002.000000T0000Z-210128T2040Z/
/SLLM7.1.ER.210126T0251Z.210126T1900Z.210127T1440Z.NO/
729 PM CST Tue Jan 26 2021

The Flood Warning continues for
  the Meramec River near Sullivan
* until Thursday afternoon.
* At  7:00 PM Tuesday the stage was 13.0 feet.
* Flood stage is 11.0 feet.
* Minor flooding is forecast.
* The river is forecast to continue falling to below flood stage by 
  tomorrow morning.
* Impact:  At 12.0 feet...The main entrance gate at Onondaga Cave 
  State Park begins flooding near this height.  This may eventually  
  force the park to use the rear entrance as the primary entrance to 
  the park.

&&
                   Fld   Latest              7 a.m. Forecast
LOCATION           Stg  Obs Stg     01/27  01/28  01/29  01/30  01/31

Meramec River
  Sullivan        11.0   13.02      11.4    7.8    6.0    5.5    5.1


&&


LAT...LON 3800 9120 3806 9125 3829 9109 3840 9090
      3837 9082                       



$$
019 
WGUS83 KLSX 271026
FLSLSX

Flood Statement
National Weather Service St Louis MO
426 AM CST Wed Jan 27 2021

...The Flood Warning is cancelled for the following river in 
Missouri...

  Meramec River near Sullivan.

River forecasts are based on observed precipitation and forecast 
precipitation for the next 48 hours.

MOC055-221-271130-
/O.CAN.KLSX.FL.W.0002.000000T0000Z-210127T1026Z/
/SLLM7.1.ER.210126T0251Z.210126T1900Z.210127T1440Z.NO/
426 AM CST Wed Jan 27 2021

...The Flood Warning for the Meramec River near Sullivan has been 
cancelled...

The Flood Warning is cancelled for
  the Meramec River near Sullivan.
* At 4:00 AM CST Wednesday the stage was 10.8 feet.
* Flood stage is 11.0 feet.
* Forecast...The river has crested and has fallen below flood stage 
  early this morning.

&&


             Fld   Observed        Forecasts (6 am CST)
Location     Stg   Stg   Day/Time  Thu   Fri   Sat   Sun   Mon

Meramec River
Sullivan     11.0  10.8  Wed 4 am  7.8   6.0   5.5   5.1   4.7





&&

LAT...LON 3800 9120 3806 9125 3829 9109 3840 9090
      3837 9082

$$

Byrd

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 25, 6:47 PM CSTRiver Flood WarningLSXCrawford15 hr
Jan 25, 6:48 PM CSTRiver Flood WarningLSXJefferson31 hr
Jan 25, 6:50 PM CSTRiver Flood WarningLSXFranklin39 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.