Alert archive / Illinois / Flash Flood Warnings in 2024
Flash Flood Warning 2, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Mar 14, 2024, 7:44 PM CDT for Washington County, Illinois. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Mar 14, 2024, 7:44 PM CDT (00:44 UTC)
- Expired
- Mar 14, 2024, 10:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
County Washington County, IL
The radar
The St Louis radar (KLSX), 107 km from the middle of the area, began a volume at 00:44 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 nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.7 hours before the alert went out and 204 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 905 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
396
WGUS53 KLSX 150044
FFWLSX
ILC189-150345-
/O.NEW.KLSX.FF.W.0002.240315T0044Z-240315T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service St Louis MO
744 PM CDT Thu Mar 14 2024
The National Weather Service in St Louis has issued a
* Flash Flood Warning for...
Washington County in south central Illinois...
* Until 1045 PM CDT.
* At 744 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Additional rainfall amounts up to 1 inch are possible
in the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Nashville, Okawville, Wamac, Lively Grove, Irvington, Ashley,
Posen, Beaucoup, Hoyleton, Johannisburg, Covington, Richview,
Addieville, Oakdale, Radom, New Minden, Du Bois, Venedy, Cordes
and Huegely.
This includes Interstate 64 in Illinois between exits 41 and 61.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3846 8963 3847 8961 3848 8953 3847 8948
3850 8943 3849 8941 3849 8940 3850 8937
3852 8935 3851 8930 3850 8915 3821 8915
3822 8970 3842 8970 3843 8967 3844 8967
3845 8963
FLASH FLOOD...RADAR INDICATED
$$
Gosselin2 follow-up statements
487
WGUS73 KLSX 150154
FFSLSX
Flash Flood Statement
National Weather Service St Louis MO
854 PM CDT Thu Mar 14 2024
ILC189-150345-
/O.CON.KLSX.FF.W.0002.000000T0000Z-240315T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Washington IL-
854 PM CDT Thu Mar 14 2024
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT THIS
EVENING FOR WASHINGTON COUNTY IN SOUTH CENTRAL ILLINOIS...
At 854 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Additional rainfall amounts up to 1 inch are possible in the
warned area. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Nashville, Okawville, Wamac, Lively Grove, Irvington, Ashley,
Posen, Beaucoup, Hoyleton, Johannisburg, Covington, Richview,
Addieville, Oakdale, Radom, New Minden, Du Bois, Venedy, Cordes
and Huegely.
This includes Interstate 64 in Illinois between exits 41 and 61.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3846 8963 3847 8961 3848 8953 3847 8948
3850 8943 3849 8941 3849 8940 3850 8937
3852 8935 3851 8930 3850 8915 3821 8915
3822 8970 3842 8970 3843 8967 3844 8967
3845 8963
FLASH FLOOD...RADAR INDICATED
$$
Gosselin654
WGUS73 KLSX 150336
FFSLSX
Flash Flood Statement
National Weather Service St Louis MO
1036 PM CDT Thu Mar 14 2024
ILC189-150346-
/O.EXP.KLSX.FF.W.0002.000000T0000Z-240315T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Washington IL-
1036 PM CDT Thu Mar 14 2024
...FLASH FLOOD WARNING WILL EXPIRE AT 1045 PM CDT THIS EVENING FOR
WASHINGTON COUNTY IN SOUTH CENTRAL ILLINOIS...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
&&
LAT...LON 3846 8963 3847 8961 3848 8953 3847 8948
3850 8943 3849 8941 3849 8940 3850 8937
3852 8935 3851 8930 3850 8915 3821 8915
3822 8970 3842 8970 3843 8967 3844 8967
3845 8963
$$
GlassThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 14, 7:04 PM CDT | Areal Flood Advisory | LSX | Washington | 40 min |
| Mar 14, 7:06 PM CDT | Areal Flood Advisory | LSX | Fayette, Marion | 3 hr |
| Mar 14, 7:06 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 39 min |
| Mar 14, 7:31 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 29 min |
Nearby
Flash Flood Warnings in Illinois, 2024Every flash flood warning in 2024
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.