Alert archive / Illinois / Flash Flood Warnings in 2021

Flash Flood Warning 22, NWS Paducah, KY

June 12, 2021Gallatin County, Hardin County, White County, Illinois; Crittenden County, Union County, Kentucky

NWS Paducah, KY issued this flash flood warning at Jun 12, 2021, 10:53 PM CDT for Gallatin County, Hardin County, White County, Illinois; Crittenden County, Union County, Kentucky. 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
Jun 12, 2021, 10:53 PM CDT (03:53 UTC)
Expired
Jun 13, 2021, 1:45 AM CDT
In force
3 hr
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Flood severity
None

Counties Gallatin County, IL, Hardin County, IL, White County, IL, Crittenden County, KY, Union County, KY

The radar

The Evansville,IN radar (KVWX), 66 km from the middle of the area, began a volume at 03:55 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 00:00Z, 3.9 hours before the alert went out and 229 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 00:00Z on 2021-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1684 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 00:00Z on 2021-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939Sfc1 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
1684 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1699 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

As transmitted.

195 
WGUS53 KPAH 130353
FFWPAH
ILC059-069-193-KYC055-225-130645-
/O.NEW.KPAH.FF.W.0022.210613T0353Z-210613T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Paducah KY
1053 PM CDT Sat Jun 12 2021

The National Weather Service in Paducah has issued a

* Flash Flood Warning for...
  Southwestern White County in southeastern Illinois...
  Gallatin County in southern Illinois...
  Hardin County in southern Illinois...
  Southwestern Union County in northwestern Kentucky...
  Northwestern Crittenden County in western Kentucky...

* Until 145 AM CDT.

* At 1053 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain from Carmi to Shawneetown to Karbers Ridge. Between 2 
  and 3 inches of rain has fallen. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Carmi, Shawneetown, Norris City, Rosiclare, Ridgway, Enfield, 
  Equality, New Haven, Cave-in-Rock, Elizabethtown, Omaha, Old 
  Shawneetown, Junction, Karbers Ridge and Gross.

Additional rainfall amounts of 1 to 2 inches are possible in the 
warned area.

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.

&&

LAT...LON 3760 8836 3811 8834 3811 8806 3793 8805
      3793 8807 3792 8805 3789 8805 3789 8806
      3790 8810 3785 8805 3782 8805 3782 8809
      3779 8807 3781 8805 3740 8808 3740 8835
      3742 8842 3749 8841

FLASH FLOOD...RADAR INDICATED

$$

RJP
2 follow-up statements
531 
WGUS73 KPAH 130447
FFSPAH

Flash Flood Statement
National Weather Service Paducah KY
1147 PM CDT Sat Jun 12 2021

ILC193-130457-
/O.CAN.KPAH.FF.W.0022.000000T0000Z-210613T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
White IL-
1147 PM CDT Sat Jun 12 2021

...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHWESTERN WHITE COUNTY...

Flooding is no longer expected to pose a threat. Thus the warning 
has been cancelled.

LAT...LON 3760 8836 3790 8835 3790 8811 3785 8805
      3782 8805 3783 8808 3782 8809 3779 8807
      3781 8805 3740 8808 3740 8835 3742 8842
      3749 8841

$$

ILC059-069-KYC055-225-130645-
/O.CON.KPAH.FF.W.0022.000000T0000Z-210613T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gallatin IL-Hardin IL-Crittenden KY-Union KY-
1147 PM CDT Sat Jun 12 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM CDT SUNDAY FOR 
GALLATIN, HARDIN, SOUTHWESTERN UNION AND NORTHWESTERN CRITTENDEN 
COUNTIES...

At 1147 PM CDT, Doppler radar indicated thunderstorms producing 
heavy rain from Karbers Ridge to Rosiclare. Between 2 and 3 inches 
of rain has fallen, especially in Gallatin County between New Haven 
and Shawneetown. Flash flooding is ongoing or expected to begin 
shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  Shawneetown, Rosiclare, Ridgway, Equality, Cave-in-Rock, 
  Elizabethtown, Omaha, Old Shawneetown, Junction, Karbers Ridge and 
  Gross.

Additional rainfall amounts up to 1 inch are possible in the warned 
area, mainly south of Shawneetown.

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.

&&

LAT...LON 3760 8836 3790 8835 3790 8811 3785 8805
      3782 8805 3783 8808 3782 8809 3779 8807
      3781 8805 3740 8808 3740 8835 3742 8842
      3749 8841

FLASH FLOOD...RADAR INDICATED

$$

RJP
798 
WGUS73 KPAH 130600
FFSPAH

Flash Flood Statement
National Weather Service Paducah KY
100 AM CDT Sun Jun 13 2021

ILC069-KYC055-130610-
/O.CAN.KPAH.FF.W.0022.000000T0000Z-210613T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Hardin IL-Crittenden KY-
100 AM CDT Sun Jun 13 2021

...FLASH FLOOD WARNING IS CANCELLED FOR HARDIN AND NORTHWESTERN 
CRITTENDEN COUNTIES...

Flooding is no longer expected to pose a threat. Thus the warning 
has been cancelled.

LAT...LON 3760 8826 3790 8823 3790 8811 3786 8807
      3785 8806 3785 8805 3782 8805 3783 8808
      3782 8809 3779 8807 3781 8805 3760 8807

$$

ILC059-KYC225-130645-
/O.CON.KPAH.FF.W.0022.000000T0000Z-210613T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gallatin IL-Union KY-
100 AM CDT Sun Jun 13 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM CDT EARLY THIS 
MORNING FOR CENTRAL GALLATIN AND WEST CENTRAL UNION COUNTIES...

At 100 AM CDT, Doppler radar indicated that thunderstorms had come 
to an end in the warned area. Radar estimates that between 2 and 4 
inches of rain fell earlier in the evening. Runoff from this rain 
may still pose a flash flood threat.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  Shawneetown, Old Shawneetown and Junction.

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.

&&

LAT...LON 3760 8826 3790 8823 3790 8811 3786 8807
      3785 8806 3785 8805 3782 8805 3783 8808
      3782 8809 3779 8807 3781 8805 3760 8807

FLASH FLOOD...RADAR INDICATED

$$

RJP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 9:19 PM CDTSevere Thunderstorm WarningPAHGallatin, White26 min
Jun 12, 9:54 PM CDTSpecial Weather StatementPAHGallatin36 min
Jun 12, 10:22 PM CDTSevere Thunderstorm WarningPAHGallatin, Hardin23 min
Jun 12, 10:43 PM CDTSevere Thunderstorm WarningPAHHardin, Pope47 min
Jun 12, 11:22 PM CDTSevere Thunderstorm WarningPAHMassac, Pope38 min
Jun 13, 12:02 AM CDTSevere Thunderstorm WarningPAHMassac, Pope43 min
Jun 12, 7:28 PM CDTSpecial Weather StatementPAHDaviess32 min
Jun 12, 8:49 PM CDTSpecial Weather StatementPAHChristian26 min
Jun 12, 8:59 PM CDTAreal Flood AdvisoryPAHChristian2 hr
Jun 12, 9:49 PM CDTSpecial Weather StatementPAHTrigg26 min
Jun 13, 12:46 AM CDTSpecial Weather StatementPAHCarlisle, McCracken44 min

Nearby

Flash Flood Warnings in Illinois, 2021Flash Flood Warnings in Kentucky, 2021Every flash 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.