Alert archive / Missouri / River Flood Warnings in 2021

River Flood Warning 142, NWS St. Louis, MO

October 24, 2021Marion County, Missouri

NWS St. Louis, MO issued this river flood warning at Oct 24, 2021, 5:03 PM CDT for Marion County, Missouri. It took effect at Oct 24, 2021, 6:33 PM CDT. It was in force for 36 hr.

The area

The outline as issued.

The facts

Issued
Oct 24, 2021, 5:03 PM CDT (22:03 UTC)
In effect from
Oct 24, 2021, 6:33 PM CDT
Expired
Oct 26, 2021, 7:00 AM CDT
In force
36 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
Minor

County Marion County, MO

The radar

The St Louis radar (KLSX), 146 km from the middle of the area, began a volume at 22:03 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 North River (MO) at Palmyra (PALM7). The gauge peaked at 11.82 ft at Oct 24, 2021, 6:00 PM CDT.

actionminormoderate5101510/2410/2510/2610/27
Action stage
11 ft
Minor stage
13 ft
Moderate stage
16 ft
Major stage
22 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05501000, 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.

002 
WGUS43 KLSX 242203
FLWLSX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
503 PM CDT Sun Oct 24 2021

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

  North River at Palmyra.

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 NationalWeather 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.

&&

MOC127-261015-
/O.NEW.KLSX.FL.W.0142.211024T2333Z-211026T1200Z/
/PALM7.1.ER.211024T2333Z.211025T0000Z.211025T0600Z.NO/
503 PM CDT Sun Oct 24 2021

The National Weather Service in St Louis has issued a

* Flood Warning for
  the North River at Palmyra.
* Until Tuesday morning.
* At 4:30 PM CDT Sunday the stage was 11.6 feet.
* Flood stage is 13.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this 
  evening and crest near 13.3 feet this evening.
* Impact...At 13.5 feet, County Road 333, east of Palmyra, begins to 
  flood.

&&


           Fld   Observed        Forecasts (7 pm CDT)
Location   Stg   Stg   Day/Time  Mon   Tue   Wed   Thu   Fri

North River
Palmyra    13.0  11.6  Sun 4 pm  9.7   7.1   5.5   4.6   4.3





&&

LAT...LON 3984 9150 3981 9150 3976 9170 3979 9170

$$

Gosselin
1 follow-up statement
681 
WGUS83 KLSX 250201
FLSLSX

Flood Statement
National Weather Service St Louis MO
901 PM CDT Sun Oct 24 2021

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

  North River at Palmyra.

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

  South Fabius River near Taylor.

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 NationalWeather 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.

&&

MOC127-250315-
/O.CAN.KLSX.FL.W.0142.000000T0000Z-211025T0201Z/
/PALM7.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
901 PM CDT Sun Oct 24 2021

...The Flood Warning for the North River at Palmyra has been 
cancelled...

The Flood Warning is cancelled for
  the North River at Palmyra.
* At 8:30 PM CDT Sunday the stage was 11.7 feet.
* Flood stage is 13.0 feet.
* Forecast...The river is expected to fall back to near 6.7 feet 
  Tuesday morning.

&&


           Fld   Observed        Forecasts (7 pm CDT)
Location   Stg   Stg   Day/Time  Mon   Tue   Wed   Thu   Fri

North River
Palmyra    13.0  11.7  Sun 8 pm  9.6   6.7   5.3   4.5   4.3





&&

LAT...LON 3984 9150 3981 9150 3976 9170 3979 9170

$$

MOC127-261415-
/O.EXT.KLSX.FL.W.0141.000000T0000Z-211028T0054Z/
/TAYM7.1.ER.211024T1429Z.211025T1800Z.211026T1854Z.NO/
901 PM CDT Sun Oct 24 2021

...The Flood Warning is now in effect until Wednesday evening...

The Flood Warning continues for
  the South Fabius River near Taylor.
* Until Wednesday evening.
* At 8:30 PM CDT Sunday the stage was 11.5 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is forecast to crest near 13.8 feet Monday 
  afternoon.
* Impact...At 13.7 feet, County Road 319 just north of the gage 
  begins to flood.

&&


                  Fld   Observed        Forecasts (7 pm CDT)
Location          Stg   Stg   Day/Time  Mon   Tue   Wed   Thu   Fri

South Fabius River
Taylor            10.0  11.5  Sun 8 pm  13.6  8.3   2.3   1.6   1.5





&&

LAT...LON 3993 9160 3990 9152 3984 9160 3984 9172
      3989 9176

$$

Gosselin

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 4:17 AM CDTAreal Flood AdvisoryLSXKnox, Lewis, Marion, Shelby6 hr
Oct 24, 4:58 AM CDTFlash Flood WarningLSXLewis, Marion2 hr
Oct 24, 9:49 AM CDTRiver Flood WarningLSXMarion23 hr
Oct 24, 4:49 PM CDTSevere Thunderstorm WarningLSXPike, Ralls41 min
Oct 24, 5:17 PM CDTTornado WarningLSXPike43 min
Oct 24, 5:27 PM CDTSevere Thunderstorm WarningLSXBoone, Moniteau48 min
Oct 24, 6:36 PM CDTSevere Thunderstorm WarningLSXAudrain, Montgomery, Ralls39 min
Oct 24, 6:37 PM CDTSevere Thunderstorm WarningLSXCallaway38 min

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.