Alert archive / Illinois / River Flood Warnings in 2021

River Flood Warning 35, NWS St. Louis, MO

March 17, 2021Fayette County, Illinois

NWS St. Louis, MO issued this river flood warning at Mar 17, 2021, 9:18 PM CDT for Fayette County, Illinois. It took effect at Mar 18, 2021, 11:25 AM CDT. It was in force for 4 days.

The area

The outline as issued.

The facts

Issued: Mar 17, 2021, 9:18 PM CDT (02:18 UTC)
In effect from: Mar 18, 2021, 11:25 AM CDT
Expired: Mar 22, 2021, 11:10 AM CDT
In force: 4 days
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Flood severity: Minor

County Fayette County, IL

The radar

The St Louis radar (KLSX), 137 km from the middle of the area, began a volume at 02:20 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 Kaskaskia River at Vandalia (VNDI2). The gauge peaked at 23.63 ft at Mar 20, 2021, 11:00 AM CDT.

Action stage: 16 ft
Minor stage: 18 ft
Moderate stage: 24 ft
Major stage: 26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05592500, 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.

829 
WGUS43 KLSX 180218
FLWLSX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service St Louis MO
918 PM CDT Wed Mar 17 2021

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

  Kaskaskia River at Vandalia.

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.

  

&&


ILC051-191430-
/O.NEW.KLSX.FL.W.0035.210318T1710Z-210323T0838Z/
/VNDI2.1.ER.210318T1710Z.210320T0600Z.210322T0237Z.NO/
918 PM CDT Wed Mar 17 2021

The National Weather Service in St Louis has issued a

* Flood Warning for
  the Kaskaskia River at Vandalia.
* From Thursday afternoon to late Monday night.
* At 9:00 PM CDT Wednesday the stage was 11.9 feet.
* Flood stage is 18.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  tomorrow afternoon to a crest of 23.2 feet early Saturday morning. 
  It will then fall below flood stage late Sunday evening.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


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

Kaskaskia River
Vandalia       18.0  11.9  Wed 9 pm  21.0  23.1  22.5  18.7  13.5





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Maples

9 follow-up statements

741 
WGUS83 KLSX 181559
FLSLSX

Flood Statement
National Weather Service St Louis MO
1059 AM CDT Thu Mar 18 2021

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

                   Kaskaskia River at Vandalia

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.

  

&&


ILC051-200400-
/O.EXT.KLSX.FL.W.0035.210318T1625Z-210323T1052Z/
/VNDI2.1.ER.210318T1625Z.210320T0000Z.210322T0452Z.NO/
1059 AM CDT Thu Mar 18 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until late Monday night.
* At 10:30 AM CDT Thursday the stage was 17.4 feet.
* Flood stage is 18.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this morning to a crest of 23.7 feet tomorrow evening. It will 
  then fall below flood stage late Sunday evening.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


               Fld   Observed        Forecasts (1 pm CDT)
Location       Stg   Stg   Day/Time  Fri   Sat   Sun   Mon   Tue

Kaskaskia River
Vandalia       18.0  17.4  Thu 10 am 23.4  23.4  20.8  15.0  12.6





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Fuchs

800 
WGUS83 KLSX 190223
FLSLSX

Flood Statement
National Weather Service St Louis MO
923 PM CDT Thu Mar 18 2021

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

  Kaskaskia River at Vandalia.

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.

  

&&


ILC051-201430-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T2040Z/
/VNDI2.1.ER.210318T1754Z.210321T0000Z.210322T1440Z.NO/
923 PM CDT Thu Mar 18 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 9:00 PM CDT Thursday the stage was 19.2 feet.
* Flood stage is 18.0 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 Thursday was 19.2 feet.
* Forecast...The river is expected to rise to a crest of 23.7 feet 
  Saturday evening. It will then fall below flood stage late Monday 
  morning.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


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

Kaskaskia River
Vandalia       18.0  19.2  Thu 9 pm  22.5  23.7  21.8  15.3  12.5





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

TES

988 
WGUS83 KLSX 191629
FLSLSX

Flood Statement
National Weather Service St Louis MO
1129 AM CDT Fri Mar 19 2021

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

  Kaskaskia River at Vandalia.

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.

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.

  

&&


ILC051-210430-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T1903Z/
/VNDI2.1.ER.210318T1754Z.210320T1800Z.210322T1303Z.NO/
1129 AM CDT Fri Mar 19 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 11:00 AM CDT Friday the stage was 21.4 feet.
* Flood stage is 18.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 23.6 feet 
  early tomorrow afternoon. It will then fall below flood stage 
  Monday morning.

&&


               Fld   Observed        Forecasts (1 pm CDT)
Location       Stg   Stg   Day/Time  Sat   Sun   Mon   Tue   Wed

Kaskaskia River
Vandalia       18.0  21.4  Fri 11 am 23.6  22.5  16.6  13.0  12.0





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Fuchs

827 
WGUS83 KLSX 200101 RRA
FLSLSX

Flood Statement
National Weather Service St Louis MO
801 PM CDT Fri Mar 19 2021

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

  Kaskaskia River at Vandalia.

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.

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.

  

&&


ILC051-211315-
/O.CON.KLSX.FL.W.0035.000000T0000Z-210323T1903Z/
/VNDI2.1.ER.210318T1754Z.210320T1800Z.210322T1303Z.NO/
801 PM CDT Fri Mar 19 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 7:30 PM CDT Friday the stage was 22.8 feet.
* Flood stage is 18.0 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 Friday was 22.8 feet.
* Forecast...The river is expected to rise to a crest of 23.6 feet 
  early tomorrow afternoon. It will then fall below flood stage 
  Monday morning.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


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

Kaskaskia River
Vandalia       18.0  22.8  Fri 7 pm  23.6  21.7  15.1  12.7  11.9





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Maples

789 
WGUS83 KLSX 201619
FLSLSX

Flood Statement
National Weather Service St Louis MO
1119 AM CDT Sat Mar 20 2021

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

  Kaskaskia River at Vandalia.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

  

&&


ILC051-220430-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T2000Z/
/VNDI2.1.ER.210318T1754Z.210320T1600Z.210322T1400Z.NO/
1119 AM CDT Sat Mar 20 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 11:00 AM CDT Saturday the stage was 23.6 feet.
* Flood stage is 18.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage late 
  Monday morning and continue falling to 11.7 feet Wednesday 
  afternoon.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


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

Kaskaskia River
Vandalia       18.0  23.6  Sat 11 am 22.5  16.8  12.6  11.7  11.4





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Britt

905 
WGUS83 KLSX 210036
FLSLSX

Flood Statement
National Weather Service St Louis MO
736 PM CDT Sat Mar 20 2021

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

  Kaskaskia River at Vandalia.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

  

&&


ILC051-221245-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T2028Z/
/VNDI2.1.ER.210318T1754Z.210320T1600Z.210322T1428Z.NO/
736 PM CDT Sat Mar 20 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 7:00 PM CDT Saturday the stage was 23.3 feet.
* Flood stage is 18.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 7:00 PM CDT Saturday was 23.6 feet.
* Forecast...The river is expected to fall below flood stage late 
  Monday morning and continue falling to 10.5 feet Saturday evening.
* Impact...At 23.0 feet, Agricultural levee begins to be slightly 
  overtopped.  No residences are affected at this level.

&&


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

Kaskaskia River
Vandalia       18.0  23.3  Sat 7 pm  21.4  15.3  11.0  10.8  10.8





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Maples

179 
WGUS83 KLSX 211520
FLSLSX

Flood Statement
National Weather Service St Louis MO
1020 AM CDT Sun Mar 21 2021

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

  Kaskaskia River at Vandalia.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

  

&&


ILC051-230330-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T1704Z/
/VNDI2.1.ER.210318T1754Z.210320T1600Z.210322T1104Z.NO/
1020 AM CDT Sun Mar 21 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 10:00 AM CDT Sunday the stage was 21.7 feet.
* Flood stage is 18.0 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 Sunday was 23.0 feet.
* Forecast...The river is expected to fall below flood stage 
  tomorrow morning and continue falling to 10.2 feet next Sunday 
  morning.

&&


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

Kaskaskia River
Vandalia       18.0  21.7  Sun 10 am 16.4  11.3  10.4  10.6  10.5





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Britt

020 
WGUS83 KLSX 220206
FLSLSX

Flood Statement
National Weather Service St Louis MO
906 PM CDT Sun Mar 21 2021

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

  Kaskaskia River at Vandalia.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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

  

&&


ILC051-231415-
/O.EXT.KLSX.FL.W.0035.000000T0000Z-210323T1938Z/
/VNDI2.1.ER.210318T1754Z.210320T1600Z.210322T1338Z.NO/
906 PM CDT Sun Mar 21 2021

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

The Flood Warning continues for
  the Kaskaskia River at Vandalia.
* Until Tuesday afternoon.
* At 8:30 PM CDT Sunday the stage was 20.1 feet.
* Flood stage is 18.0 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 21.8 feet.
* Forecast...The river is expected to fall below flood stage 
  tomorrow morning and continue falling to 11.0 feet Sunday evening.
* Impact...At 19.2 feet, State Highway J just east of County Road 
  206 begins to flood near this height.

&&


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

Kaskaskia River
Vandalia       18.0  20.1  Sun 8 pm  16.1  11.7  10.4  10.8  11.4





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Maples

462 
WGUS83 KLSX 221610
FLSLSX

Flood Statement
National Weather Service St Louis MO
1110 AM CDT Mon Mar 22 2021

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

  Kaskaskia River at Vandalia.

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

ILC051-221715-
/O.CAN.KLSX.FL.W.0035.000000T0000Z-210322T1610Z/
/VNDI2.1.ER.210318T1754Z.210320T1600Z.210322T0956Z.NO/
1110 AM CDT Mon Mar 22 2021

...The Flood Warning for the Kaskaskia River at Vandalia has been 
cancelled...

The Flood Warning is cancelled for
  the Kaskaskia River at Vandalia.
* At 10:30 AM CDT Monday the stage was 15.9 feet.
* Flood stage is 18.0 feet.
* Forecast...The river is expected to fall to 10.7 feet Monday 
  morning.

&&


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

Kaskaskia River
Vandalia       18.0  15.9  Mon 10 am 10.5  9.9   11.1  11.7  11.5





&&

LAT...LON 3903 8910 3903 8906 3885 8909 3879 8919
      3882 8922

$$

Elmore

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Pike	4 days
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Pike	66 hr
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Calhoun	4 days
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Jackson, Randolph	8 days
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Madison	21 days
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Saint Clair	4 days
Mar 17, 9:35 PM CDT	River Flood Warning	LSX	Jersey	21 days
Mar 18, 2:49 AM CDT	Wind Advisory	LSX	Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more	16 hr
Mar 18, 6:27 AM CDT	River Flood Warning	LSX	Brown	6 days
Mar 18, 11:53 AM CDT	River Flood Warning	LSX	Calhoun	3 days
Mar 18, 12:15 PM CDT	River Flood Warning	LSX	Pike	34 hr
Mar 18, 3:15 PM CDT	River Flood Warning	LSX	Calhoun, Greene, Jersey	5 days
Mar 18, 3:15 PM CDT	River Flood Warning	LSX	Pike, Scott	21 days

Nearby

River Flood Warnings in Illinois, 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.