Alert archive / Illinois / Flash Flood Warnings in 2024

Flash Flood Warning 70, NWS Paducah, KY

July 30, 2024Pulaski County, Illinois

NWS Paducah, KY issued this flash flood warning at Jul 30, 2024, 9:27 PM CDT for Pulaski County, Illinois. It was in force for 116 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 30, 2024, 9:27 PM CDT (02:27 UTC)
Expired: Jul 30, 2024, 11:23 PM CDT
In force: 116 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Flood severity: None

County Pulaski County, IL

The radar

The Paducah radar (KPAH), 36 km from the middle of the area, began a volume at 02:30 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, 2.5 hours before the alert went out and 256 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1749 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -1.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Paducah, KY wrote its last area forecast discussion before this flash flood warning went out at Jul 30, 6:06 PM CDT, 3 hours 21 minutes earlier.

Area forecast discussion, Jul 30, 6:06 PM CDT, 3 hours 21 minutes before

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Hazardous weather outlook, Jul 30, 2:41 PM CDT, 6 hours 46 minutes before

Hazardous Weather Outlook
National Weather Service Paducah KY
241 PM CDT Tue Jul 30 2024

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-311945-
Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton-
White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope-
Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh-
Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves-
Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell-
Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean-
Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter-
Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
241 PM CDT Tue Jul 30 2024 /341 PM EDT Tue Jul 30 2024/

This Hazardous Weather Outlook is for portions of southern
Illinois, southwest Indiana, western Kentucky, and southeast
Missouri.

.DAY ONE...This Afternoon and Tonight

There is an enhanced potential for damaging winds from
thunderstorms late this afternoon and tonight, particularly along
and northeast of a line from Greenville, MO to New Madrid, MO. If
storms can fully organize widespread damaging winds will be
possible, and localized areas of enhanced winds of 70 to 80 mph
will be possible. Isolated brief tornadoes are also possible.
These storms will be producing heavy rain and flash flooding is
possible. If storms persist over the same area for a longer period
of time significant flash flooding is possible.

Heat index values will continue to be 105 to 115 degrees this
afternoon.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Dangerous heat and humidity will persist over the area through at
least Thursday before rain and thunderstorm chances pick up
Thursday night ahead of a modest cold front.

.SPOTTER INFORMATION STATEMENT...

Spotters should prepare for activation this evening and tonight.

JGG

In the hours before

Local storm report, Jul 30, 7:45 PM CDT, 1 hour 42 minutes before

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Special weather statement, Jul 30, 8:00 PM CDT, 1 hour 27 minutes before

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Special weather statement, Jul 30, 8:03 PM CDT, 1 hour 24 minutes before

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Local storm report, Jul 30, 8:08 PM CDT, 1 hour 19 minutes before

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Local storm report, Jul 30, 8:44 PM CDT, 43 minutes before

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Local storm report, Jul 30, 8:47 PM CDT, 40 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 7:18 PM CDT	Severe Thunderstorm Warning	PAH	Ballard	42 min
Jul 30, 7:28 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Christian, Crittenden, Hopkins, Livingston, Lyon and 2 more	47 min
Jul 30, 8:03 PM CDT	Special Weather Statement	PAH	Christian	42 min
Jul 30, 8:14 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Christian, Livingston, Lyon, Trigg	36 min
Jul 30, 8:25 PM CDT	Flash Flood Warning	PAH	Caldwell, Livingston, Lyon	91 min
Jul 30, 8:38 PM CDT	Severe Thunderstorm Warning	PAH	Christian, Todd	35 min
Jul 30, 8:53 PM CDT	Flash Flood Warning	PAH	Ballard	3 hr
Jul 30, 9:12 PM CDT	Severe Thunderstorm Warning	PAH	Ballard, Carlisle, Graves, McCracken	48 min
Jul 30, 9:56 PM CDT	Special Weather Statement	PAH	Ballard	49 min
Jul 30, 8:00 PM CDT	Special Weather Statement	PAH	Pulaski	45 min
Jul 31, 1:47 PM CDT	Special Weather Statement	PAH	White	43 min
Jul 31, 2:00 PM CDT	Severe Thunderstorm Warning	PAH	Gallatin, White	19 min

Nearby

Flash Flood Warnings in Illinois, 2024 Every 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.