Alert archive / Missouri / River Flood Warnings in 2021

River Flood Warning 64, NWS St. Louis, MO

April 10, 2021Marion County, Missouri

NWS St. Louis, MO issued this river flood warning at Apr 10, 2021, 8:06 PM CDT for Marion County, Missouri. It was in force for 29 hr.

The area

The outline as issued.

The facts

Issued: Apr 10, 2021, 8:06 PM CDT (01:06 UTC)
Expired: Apr 12, 2021, 1:00 AM CDT
In force: 29 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 01:09 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 18.04 ft at Apr 11, 2021, 9:00 AM CDT.

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.

743 
WGUS43 KLSX 110106
FLWLSX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
806 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...

  North River at Palmyra.

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.

  

&&


MOC127-120600-
/O.NEW.KLSX.FL.W.0064.210411T0106Z-210412T0600Z/
/PALM7.1.ER.210410T2301Z.210411T0600Z.210411T1500Z.NO/
806 PM CDT Sat Apr 10 2021

The National Weather Service in St Louis has issued a

* Flood Warning for
  the North River at Palmyra.
* From this evening to late Sunday night.
* At 7:30 PM CDT Saturday the stage was 14.7 feet.
* Flood stage is 13.0 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 Saturday was 14.7 feet.
* Forecast...The river is expected to rise to a crest of 15.8 feet 
  just after midnight tonight. It will then fall below flood stage 
  late tomorrow morning.
* Impact...At 16.0 feet, Left bank begins to flood near the gage.

&&


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

North River
Palmyra    13.0  14.7  Sat 7 pm  10.6  8.4   7.3   6.3   5.8





&&

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

$$

BRC

5 follow-up statements

236 
WGUS43 KLSX 110517
FLWLSX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
1217 AM CDT Sun Apr 11 2021

...Observed flooding changed from Minor to Moderate severity and 
increased in duration for the following rivers in Missouri...

  North River at Palmyra.

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.

  

&&


MOC127-121730-
/O.EXT.KLSX.FL.W.0064.000000T0000Z-210412T2100Z/
/PALM7.2.ER.210410T2301Z.210411T0430Z.210411T1500Z.NO/
1217 AM CDT Sun Apr 11 2021

...Observed flooding increased from Minor to Moderate severity and 
increased in duration until tomorrow afternoon...

The Flood Warning continues for
  the North River at Palmyra.
* Until Monday afternoon.
* At 11:30 PM CDT Saturday the stage was 16.6 feet.
* Flood stage is 13.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 11:30 PM CDT Saturday was 16.6 feet.
* Forecast...The river is expected to fall below flood stage late 
  this morning and continue falling to 5.3 feet Saturday evening.
* Impact...At 17.1 feet, Agricultural land along the left bank 
  begins flooding near the gage.

&&


           Fld   Observed        Forecasts (1 am CDT)
Location   Stg   Stg   Day/Time  Mon   Tue   Wed   Thu   Fri

North River
Palmyra    13.0  16.6  Sat 11 pm 10.0  8.1   7.0   6.2   5.7





&&

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

$$

GKS

652 
WGUS83 KLSX 110919
FLSLSX

Flood Statement
National Weather Service St Louis MO
419 AM CDT Sun Apr 11 2021

...Forecast flooding changed from Minor to Moderate severity and 
increased in duration for the following rivers in Missouri...

  North River at Palmyra.

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.

  

&&


MOC127-122130-
/O.EXT.KLSX.FL.W.0064.000000T0000Z-210414T1517Z/
/PALM7.2.ER.210410T2301Z.210412T0000Z.210413T0917Z.NO/
419 AM CDT Sun Apr 11 2021

...Forecast flooding increased from Minor to Moderate severity and 
increased in duration until late Wednesday morning...

The Flood Warning continues for
  the North River at Palmyra.
* Until Wednesday morning.
* At 3:30 AM CDT Sunday the stage was 17.6 feet.
* Flood stage is 13.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 3:30 AM CDT Sunday was 17.6 feet.
* Forecast...The river is expected to rise to a crest of 19.5 feet 
  this evening. It will then fall below flood stage early Tuesday 
  morning.
* Impact...At 19.5 feet, At this height, the following county roads 
  along North River are impassable:  230, 324, 329, and 335.

&&


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

North River
Palmyra    13.0  17.6  Sun 3 am  18.8  12.2  6.8   6.1   5.6





&&

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

$$

GKS

284 
WGUS83 KLSX 111058
FLSLSX

Flood Statement
National Weather Service St Louis MO
558 AM CDT Sun Apr 11 2021

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

  North River at Palmyra.

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.

  

&&


MOC127-122300-
/O.EXT.KLSX.FL.W.0064.000000T0000Z-210413T0510Z/
/PALM7.2.ER.210410T2301Z.210411T1200Z.210411T2310Z.NO/
558 AM CDT Sun Apr 11 2021

...The Flood Warning is now in effect until early Tuesday morning...

The Flood Warning continues for
  the North River at Palmyra.
* Until late Monday night.
* At 5:30 AM CDT Sunday the stage was 17.9 feet.
* Flood stage is 13.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 5:30 AM CDT Sunday was 17.9 feet.
* Forecast...The river is expected to rise to a crest of 18.0 feet 
  this morning. It will then fall below flood stage this evening.
* Impact...At 17.1 feet, Agricultural land along the left bank 
  begins flooding near the gage.

&&


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

North River
Palmyra    13.0  17.9  Sun 5 am  10.7  7.3   5.8   5.6   5.6





&&

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

$$

GKS

144 
WGUS83 KLSX 111430
FLSLSX

Flood Statement
National Weather Service St Louis MO
930 AM CDT Sun Apr 11 2021

...The Flood Warning is extended for the following rivers in 
Missouri...

  North River at Palmyra.

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.

  

&&


MOC127-130230-
/O.EXT.KLSX.FL.W.0064.000000T0000Z-210413T0909Z/
/PALM7.2.ER.210410T2301Z.210411T1330Z.210412T0309Z.NO/
930 AM CDT Sun Apr 11 2021

...The Flood Warning is now in effect until early Tuesday morning...

The Flood Warning continues for
  the North River at Palmyra.
* Until late Monday night.
* At 8:30 AM CDT Sunday the stage was 18.1 feet.
* Flood stage is 13.0 feet.
* Moderate flooding is occurring and moderate flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:30 AM CDT Sunday was 18.1 feet.
* Forecast...The river is expected to fall below flood stage late 
  this evening and continue falling to 5.3 feet Sunday morning.
* Impact...At 17.1 feet, Agricultural land along the left bank 
  begins flooding near the gage.

&&


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

North River
Palmyra    13.0  18.1  Sun 8 am  10.4  7.4   6.2   5.6   5.6





&&

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

$$

Glass

161 
WGUS83 KLSX 120244
FLSLSX

Flood Statement
National Weather Service St Louis MO
944 PM CDT Sun Apr 11 2021

...The Flood Warning is extended for the following rivers in 
Missouri...

  Middle Fabius River near Ewing.

  North Fabius River near Ewing.

  Mid Fork Salt River near Holliday.

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

  North River at Palmyra.

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

  South Fabius River near Taylor.

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.

  

&&


MOC127-120345-
/O.CAN.KLSX.FL.W.0064.000000T0000Z-210412T0244Z/
/PALM7.2.ER.210410T2301Z.210411T1445Z.210411T2216Z.NO/
944 PM CDT Sun Apr 11 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 10.4 feet.
* Flood stage is 13.0 feet.
* Forecast...The river is expected to fall to 5.2 feet Sunday 
  evening.

&&


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

North River
Palmyra    13.0  10.4  Sun 8 pm  7.5   6.3   5.8   5.6   5.4





&&

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

$$

MOC111-131445-
/O.EXT.KLSX.FL.W.0072.000000T0000Z-210414T1400Z/
/EWMM7.1.ER.210411T0902Z.210412T1200Z.210413T0800Z.NO/
944 PM CDT Sun Apr 11 2021

...The Flood Warning is now in effect until late Wednesday morning...

The Flood Warning continues for
  the Middle Fabius River near Ewing.
* Until Wednesday morning.
* At 8:30 PM CDT Sunday the stage was 12.6 feet.
* Flood stage is 12.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:30 PM CDT Sunday was 12.6 feet.
* Forecast...The river is expected to rise to a crest of 12.9 feet 
  tomorrow morning. It will then fall below flood stage early 
  Tuesday morning.

&&


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

Middle Fabius River
Ewing              12.0  12.6  Sun 8 pm  12.7  10.1  7.7   6.4   5.2





&&

LAT...LON 4010 9179 4012 9175 3995 9158 3994 9162

$$

MOC127-131445-
/O.EXT.KLSX.FL.W.0062.000000T0000Z-210413T1500Z/
/TAYM7.1.ER.210411T0058Z.210411T1515Z.210412T0900Z.NO/
944 PM CDT Sun Apr 11 2021

...The Flood Warning is now in effect until late Tuesday morning...

The Flood Warning continues for
  the South Fabius River near Taylor.
* Until Tuesday morning.
* At 8:30 PM CDT Sunday the stage was 10.7 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 8:30 PM CDT Sunday was 12.0 feet.
* Forecast...The river is expected to fall below flood stage late 
  tonight and continue falling to 2.9 feet Sunday evening.
* Impact...At 10.5 feet, County Road 117 northwest of Philadelphia 
  floods.

&&


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

South Fabius River
Taylor            10.0  10.7  Sun 8 pm  8.5   6.2   4.7   3.5   3.1





&&

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

$$

MOC111-131445-
/O.EXT.KLSX.FL.W.0061.000000T0000Z-210414T1100Z/
/EWNM7.1.ER.210411T1222Z.210411T2315Z.210413T0500Z.NO/
944 PM CDT Sun Apr 11 2021

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

The Flood Warning continues for
  the North Fabius River near Ewing.
* Until Wednesday morning.
* At 8:30 PM CDT Sunday the stage was 12.6 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 8:30 PM CDT Sunday was 12.6 feet.
* Forecast...The river is expected to rise to a crest of 12.6 feet 
  just after midnight tonight. It will then fall below flood stage 
  early Tuesday morning.
* Impact...At 14.0 feet, Left bank begins to flood near Monticello.

&&


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

North Fabius River
Ewing             11.0  12.6  Sun 8 pm  11.5  8.9   7.8   7.1   6.3





&&

LAT...LON 4012 9175 4014 9169 3995 9152 3991 9154

$$

MOC137-131445-
/O.EXT.KLSX.FL.W.0059.000000T0000Z-210414T0056Z/
/PMZM7.1.ER.210410T1824Z.210411T1115Z.210412T2256Z.NO/
944 PM CDT Sun Apr 11 2021

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

The Flood Warning continues for
  the Mid Fork Salt River near Holliday.
* Until Tuesday evening.
* At 9:00 PM CDT Sunday the stage was 19.7 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 9:00 PM CDT Sunday was 19.7 feet.
* Forecast...The river is expected to fall below flood stage 
  tomorrow afternoon and continue falling to 5.4 feet Wednesday, 
  April 21.
* 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  Mon   Tue   Wed   Thu   Fri

Mid Fork Salt River
Holliday           17.0  19.7  Sun 9 pm  16.7  9.6   7.9   7.0   6.7





&&

LAT...LON 3957 9229 3959 9225 3950 9197 3947 9199
      3952 9221

$$

Elmore

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 10, 9:13 PM CDT	River Flood Warning	LSX	Gasconade, Montgomery	4 days
Apr 10, 9:13 PM CDT	River Flood Warning	LSX	Callaway, Osage	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, 2021 Every 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.