Alert archive / Illinois / Flash Flood Watches in 2015

Flash Flood Watch 3, NWS Paducah, KY

June 26, 20154 counties in Kentucky; 12 counties in Illinois

NWS Paducah, KY issued this flash flood watch at Jun 26, 2015, 12:35 AM CDT for 4 counties in Kentucky; 12 counties in Illinois. It was in force for 22 hr.

The area

The counties it named.

The facts

Issued
Jun 26, 2015, 12:35 AM CDT (05:35 UTC)
Expired
Jun 26, 2015, 10:05 PM CDT
In force
22 hr
Issued by
NWS Paducah, KY
Flood severity
None

Counties Edwards County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Jackson County, IL, Jefferson County, IL, Perry County, IL, Saline County, IL, Wabash County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Daviess County, KY, Henderson County, KY, McLean County, KY, Union County, KY

The radar

The Evansville,IN radar (KVWX), 61 km from the middle of the area, began a volume at 05:37 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, 5.6 hours before the alert went out and 243 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, Lincoln, IL at 00:00Z on 2015-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 239 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2015-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
239 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
1150 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch 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 watch went out at Jun 26, 12:12 AM CDT, 23 minutes earlier.

Area forecast discussion, Jun 26, 12:12 AM CDT, 23 minutes before
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Hazardous weather outlook, Jun 25, 3:14 PM CDT, 9 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PADUCAH KY
314 PM CDT THU JUN 25 2015

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-261000-
JEFFERSON-WAYNE IL-EDWARDS-WABASH-PERRY IL-FRANKLIN-HAMILTON-
WHITE-JACKSON-WILLIAMSON-SALINE-GALLATIN-UNION IL-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-
314 PM CDT THU JUN 25 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN
ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST
MISSOURI.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS ARE EXPECTED TO RAPIDLY INCREASE ACROSS THE
NORTHERN HALF OF THE REGION THIS EVENING...AS A COLD FRONT
APPROACHES. A FEW SEVERE STORMS WITH DAMAGING WINDS AND LARGE HAIL
CAN BE EXPECTED. IF THE STORMS CAN ORGANIZE INTO A LINE...DAMAGING
WINDS WILL BECOME MORE OF A CONCERN. THE STORMS ARE EXPECTED TO
MOVE EAST OUT OF THE AREA LATE TONIGHT.

HEAT INDEX VALUES WILL TOP OUT FROM 100 TO 105 THROUGHOUT THE
REGION THIS AFTERNOON.

FLOODING WILL CONTINUE ON MANY AREA RIVERS. PLEASE REFER TO THE
LATEST RIVER FLOOD WARNINGS AND STATEMENTS FOR DETAILS

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

AN UPPER-LEVEL STORM SYSTEM AND ASSOCIATED SURFACE LOW PRESSURE
CENTER WILL SUPPORT WIDESPREAD THUNDERSTORM DEVELOPMENT ACROSS
THE AREA FRIDAY AFTERNOON AND EVENING. A FEW SEVERE STORMS WITH
DAMAGING WINDS AND LARGE HAIL WILL BE POSSIBLE...BUT HEAVY
RAINFALL AND LIGHTNING WILL BE THE PRIMARY CONCERNS.

SCATTERED THUNDERSTORMS ARE POSSIBLE SUNDAY NIGHT THROUGH NEXT
THURSDAY. THE PROBABILITY OF WIDESPREAD SEVERE WEATHER REMAINS LOW
AT THIS TIME. HOWEVER...ISOLATED POCKETS OF STRONG TO SEVERE
STORMS WILL BE POSSIBLE...WITH HEAVY RAIN AND STRONG WIND GUSTS
THE GREATEST HAZARDS.

FLOODING WILL CONTINUE ON MANY AREA RIVERS. PLEASE REFER TO THE
LATEST RIVER FLOOD WARNINGS AND STATEMENTS FOR DETAILS

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUESTED ACROSS THE NORTHERN HALF OF
THE AREA THIS EVENING...AND THROUGHOUT THE REGION FRIDAY AFTERNOON
AND EVENING.

JP

In the hours before

Special weather statement, Jun 25, 10:25 PM CDT, 2 hours 10 minutes before
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Local storm report, Jun 25, 11:09 PM CDT, 1 hour 26 minutes before
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Special weather statement, Jun 25, 11:12 PM CDT, 1 hour 23 minutes before
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Local storm report, Jun 25, 11:22 PM CDT, 1 hour 13 minutes before
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Special weather statement, Jun 25, 11:22 PM CDT, 1 hour 13 minutes before
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Special weather statement, Jun 26, 12:02 AM CDT, 33 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 11:12 PM CDTSpecial Weather StatementPAHDaviess, Henderson48 min
Jun 26, 1:54 AM CDTSpecial Weather StatementPAHMuhlenberg36 min
Jun 26, 12:02 PM CDTSevere Thunderstorm WarningPAHCalloway, Graves, Marshall43 min
Jun 26, 12:08 PM CDTSevere Thunderstorm WarningPAHBallard, Carlisle, Graves, McCracken37 min
Jun 26, 12:43 PM CDTSevere Thunderstorm WarningPAHBallard, Carlisle, Graves, McCracken47 min
Jun 26, 1:08 PM CDTSevere Thunderstorm WarningPAHCarlisle, Graves37 min
Jun 26, 1:26 PM CDTSevere Thunderstorm WarningPAHLivingston, Lyon, Marshall, Trigg34 min
Jun 26, 1:48 PM CDTSevere Thunderstorm WarningPAHChristian, Hopkins, Muhlenberg42 min
Jun 26, 1:51 PM CDTSevere Thunderstorm WarningPAHCaldwell, Lyon, Trigg28 min
Jun 26, 1:57 PM CDTSevere Thunderstorm WarningPAHBallard, Carlisle, Graves, McCracken33 min
Jun 26, 2:00 PM CDTFlash Flood WarningPAHCarlisle, Graves3 hr
Jun 26, 2:06 PM CDTSevere Thunderstorm WarningPAHCaldwell, Crittenden, Hopkins, Webster39 min
Jun 26, 2:11 PM CDTSevere Thunderstorm WarningPAHCarlisle, Hickman34 min
Jun 26, 2:31 PM CDTSevere Thunderstorm WarningPAHBallard, Carlisle29 min
Jun 26, 2:43 PM CDTSevere Thunderstorm WarningPAHCrittenden, Livingston32 min
Jun 26, 2:49 PM CDTSevere Thunderstorm WarningPAHMcCracken26 min
Jun 26, 2:57 PM CDTSevere Thunderstorm WarningPAHCarlisle, Graves, Hickman33 min
Jun 26, 3:11 PM CDTSevere Thunderstorm WarningPAHChristian, Trigg37 min
Jun 26, 3:26 PM CDTFlash Flood WarningPAHCarlisle, Graves, Marshall3 hr
Jun 26, 3:29 PM CDTSevere Thunderstorm WarningPAHCarlisle, Graves, Hickman31 min
Jun 26, 3:40 PM CDTFlash Flood WarningPAHCrittenden, Union, Webster3 hr
Jun 26, 3:50 PM CDTFlash Flood WarningPAHHickman3 hr
Jun 26, 3:52 PM CDTSevere Thunderstorm WarningPAHCarlisle, Graves26 min
Jun 25, 9:23 PM CDTSpecial Weather StatementPAHEdwards, Wayne52 min
Jun 25, 9:26 PM CDTAreal Flood AdvisoryPAHWayne2 hr
Jun 25, 10:06 PM CDTSevere Thunderstorm WarningPAHEdwards, Wabash, Wayne, White24 min
Jun 25, 10:51 PM CDTSevere Thunderstorm WarningPAHPerry24 min
Jun 25, 11:22 PM CDTSpecial Weather StatementPAHFranklin, Hamilton, White38 min
Jun 25, 11:44 PM CDTAreal Flood AdvisoryPAHFranklin, Hamilton, Jefferson2 hr
Jun 26, 12:02 AM CDTSpecial Weather StatementPAHGallatin, Hamilton, Hardin, Pope, Saline, White43 min
Jun 26, 11:05 AM CDTRiver Flood WarningPAHWayne, White68 hr

Nearby

Flash Flood Watches in Illinois, 2015Flash Flood Watches in Kentucky, 2015Every flash flood watch in 2015

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.