Alert archive / Illinois / Flash Flood Warnings in 2024

Flash Flood Warning 21, NWS Paducah, KY

May 26, 2024Cape Girardeau County, Scott County, Missouri; Alexander County, Pulaski County, Union County, Illinois

NWS Paducah, KY issued this flash flood warning at May 26, 2024, 8:09 AM CDT for Cape Girardeau County, Scott County, Missouri; Alexander County, Pulaski County, Union County, Illinois. It was in force for 9 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
May 26, 2024, 8:09 AM CDT (13:09 UTC)
Expired
May 26, 2024, 5:34 PM CDT
In force
9 hr
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Flood severity
None

Counties Alexander County, IL, Pulaski County, IL, Union County, IL, Cape Girardeau County, MO, Scott County, MO

The radar

The Paducah radar (KPAH), 38 km from the middle of the area, began a volume at 13:14 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

Nashville Metro, TN (KBNA), launched 12:00Z, 1.2 hours before the alert went out and 257 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.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2024-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1896 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2024-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1896 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
1.4
Supercell composite
9.5

Open this sounding in Storm Lab

The text

As transmitted.

711 
WGUS53 KPAH 261309
FFWPAH
ILC003-153-181-MOC031-201-261915-
/O.NEW.KPAH.FF.W.0021.240526T1309Z-240526T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Paducah KY
809 AM CDT Sun May 26 2024

The National Weather Service in Paducah has issued a

* Flash Flood Warning for...
  Alexander County in southern Illinois...
  Pulaski County in southern Illinois...
  Southern Union County in southern Illinois...
  East Central Cape Girardeau County in southeastern Missouri...
  East Central Scott County in southeastern Missouri...

* Until 215 PM CDT Sunday.

* At 809 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2.5 inches of 
  rain have fallen. Additional rainfall amounts of 0.5 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.

  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...
  Cape Girardeau, Anna, Jonesboro, Trail Of Tears State Park, 
  Dongola, Tamms, Karnak, Olive Branch, Ware, Horseshoe Lake 
  Conservation Area, Ullin, Olmsted, New Grand Chain, Pulaski and 
  Mill Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Flooding is occurring or is imminent. It is important to know where 
you are relative to streams, rivers, or creeks which can become 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

&&

LAT...LON 3754 8912 3745 8904 3729 8904 3731 8902
      3731 8901 3730 8897 3730 8896 3730 8893
      3723 8893 3722 8894 3723 8898 3722 8900
      3721 8903 3717 8908 3705 8944 3723 8942
      3743 8960

FLASH FLOOD...RADAR INDICATED

$$

AD
2 follow-up statements
559 
WGUS53 KPAH 261724
FFWPAH
ILC003-153-181-MOC031-201-262245-
/O.EXT.KPAH.FF.W.0021.000000T0000Z-240526T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Paducah KY
1224 PM CDT Sun May 26 2024

The National Weather Service in Paducah has extended the

* Flash Flood Warning for...
  Alexander County in southern Illinois...
  Pulaski County in southern Illinois...
  Southern Union County in southern Illinois...
  East Central Cape Girardeau County in southeastern Missouri...
  East Central Scott County in southeastern Missouri...

* Until 545 PM CDT.

* At 1224 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  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...
  Cape Girardeau, Anna, Jonesboro, Trail Of Tears State Park, 
  Dongola, Tamms, Karnak, Olive Branch, Ware, Horseshoe Lake 
  Conservation Area, Ullin, Olmsted, New Grand Chain, Pulaski and 
  Mill Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Flooding is occurring or is imminent. It is important to know where 
you are relative to streams, rivers, or creeks which can become 
killers in heavy rains. Campers and hikers should avoid streams or 
creeks.

&&

LAT...LON 3754 8912 3745 8904 3729 8904 3731 8902
      3731 8901 3730 8897 3730 8896 3730 8893
      3723 8893 3722 8894 3723 8898 3722 8900
      3721 8903 3717 8908 3705 8944 3723 8942
      3743 8960

FLASH FLOOD...RADAR INDICATED

$$

DW
130 
WGUS73 KPAH 262234
FFSPAH

Flash Flood Statement
National Weather Service Paducah KY
534 PM CDT Sun May 26 2024

ILC003-153-181-MOC031-201-262244-
/O.CAN.KPAH.FF.W.0021.000000T0000Z-240526T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Alexander IL-Pulaski IL-Union IL-Cape Girardeau MO-Scott MO-
534 PM CDT Sun May 26 2024

...FLASH FLOOD WARNING IS CANCELLED FOR ALEXANDER, PULASKI, SOUTHERN 
UNION, EAST CENTRAL CAPE GIRARDEAU AND EAST CENTRAL SCOTT COUNTIES...

Flood waters have receded. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

A Flood Watch remains in effect until 700 AM CDT Monday for portions 
of southern Illinois, southwest Indiana, western Kentucky, and 
southeast Missouri.

&&

LAT...LON 3754 8912 3745 8904 3729 8904 3731 8902
      3731 8901 3730 8897 3730 8896 3730 8893
      3723 8893 3722 8894 3723 8898 3722 8900
      3721 8903 3717 8908 3705 8944 3723 8942
      3743 8960

$$

AL

The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 5:30 AM CDTSevere Thunderstorm WarningPAHCarter30 min
May 26, 6:02 AM CDTTornado WarningPAHRipley43 min
May 26, 6:22 AM CDTSevere Thunderstorm WarningPAHBollinger, Butler, Carter, Ripley, Stoddard, Wayne38 min
May 26, 6:33 AM CDTTornado WarningPAHButler, Ripley, Stoddard27 min
May 26, 6:38 AM CDTTornado WarningPAHBollinger, Stoddard, Wayne37 min
May 26, 6:40 AM CDTAreal Flood AdvisoryPAHCarter, Ripley3 hr
May 26, 6:47 AM CDTFlash Flood WarningPAHCarter, Ripley18 hr
May 26, 6:59 AM CDTSevere Thunderstorm WarningPAHButler, Mississippi, New Madrid, Scott, Stoddard46 min
May 26, 7:00 AM CDTTornado WarningPAHStoddard30 min
May 26, 7:09 AM CDTFlash Flood WarningPAHBollinger, Butler, Ripley, Stoddard, Wayne9 hr
May 26, 7:22 AM CDTTornado WarningPAHMississippi, New Madrid, Scott23 min
May 26, 7:27 AM CDTTornado WarningPAHNew Madrid18 min
May 26, 7:29 AM CDTTornado WarningPAHScott16 min
May 26, 7:37 AM CDTFlash Flood WarningPAHBollinger, Cape Girardeau, Scott, Stoddard10 hr
May 26, 7:42 AM CDTSevere Thunderstorm Warning Considerable damage threatPAHCape Girardeau, Mississippi, New Madrid48 min
May 26, 7:46 AM CDTTornado WarningPAHMississippi29 min
May 26, 8:23 AM CDTAreal Flood AdvisoryPAHMississippi, New Madrid7 hr
May 26, 9:10 AM CDTSpecial Weather StatementPAHButler, Ripley, Wayne50 min
May 26, 9:32 AM CDTAreal Flood AdvisoryPAHWayne12 min
May 26, 9:44 AM CDTFlash Flood WarningPAHWayne7 hr
May 26, 6:11 PM CDTTornado Warning Tornado observedPAHCarter64 min
May 26, 6:58 PM CDTTornado Warning Tornado observedConsiderable damage threatPAHCarter62 min
May 26, 8:12 AM CDTTornado WarningPAHJohnson, Massac, Pulaski19 min
May 26, 8:16 AM CDTFlash Flood WarningPAHUnion, Williamson3 hr
May 26, 8:20 AM CDTSevere Thunderstorm Warning Considerable damage threatPAHMassac, Pope40 min
May 26, 8:28 AM CDTSevere Thunderstorm WarningPAHGallatin, Hardin, Johnson, Massac, Pope, Saline and 1 more47 min
May 26, 8:30 AM CDTTornado WarningPAHMassac, Pope15 min
May 26, 8:51 AM CDTAreal Flood AdvisoryPAHMassac, Pope7 hr
May 26, 11:10 AM CDTAreal Flood AdvisoryPAHJohnson, Massac, Pope, Pulaski, Union4 hr
May 26, 11:39 AM CDTAreal Flood AdvisoryPAHHardin, Pope4 hr
May 26, 6:32 PM CDTSevere Thunderstorm WarningPAHJohnson, Union, Williamson43 min
May 26, 6:41 PM CDTTornado Warning Tornado observedPAHJohnson, Williamson34 min
May 26, 6:58 PM CDTSevere Thunderstorm Warning Considerable damage threatPAHFranklin, Jackson, Jefferson, Perry77 min

Nearby

Flash Flood Warnings in Illinois, 2024Flash Flood Warnings in Missouri, 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.