Alert archive / Illinois / Flash Flood Watches in 2015
Flash Flood Watch 2, NWS Paducah, KY
NWS Paducah, KY issued this flash flood watch at Jun 18, 2015, 4:16 AM CDT for 9 counties in Kentucky; 19 counties in Illinois; 11 counties in Missouri. It took effect at Jun 19, 2015, 7:00 AM CDT. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Jun 18, 2015, 4:16 AM CDT (09:16 UTC)
- In effect from
- Jun 19, 2015, 7:00 AM CDT
- Expired
- Jun 20, 2015, 3:35 AM CDT
- In force
- 21 hr
- Issued by
- NWS Paducah, KY
- Flood severity
- None
All 39 counties
Alexander County, IL, Edwards County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Hardin County, IL, Jackson County, IL, Jefferson County, IL, Johnson County, IL, Massac County, IL, Perry County, IL, Pope County, IL, Pulaski County, IL, Saline County, IL, Union County, IL, Wabash County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Ballard County, KY, Crittenden County, KY, Daviess County, KY, Henderson County, KY, Livingston County, KY, McCracken County, KY, McLean County, KY, Union County, KY, Webster County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, Mississippi County, MO, New Madrid County, MO, Perry County, MO, Ripley County, MO, Scott County, MO, Stoddard County, MO, Wayne County, MO
The radar
The Paducah radar (KPAH), 50 km from the middle of the area, began a volume at 09:19 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, 9.3 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.
- Mixed-layer CAPE
- 193 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 2031 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 18, 3:24 AM CDT, 52 minutes earlier.
Area forecast discussion, Jun 18, 3:24 AM CDT, 52 minutes before
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</html>Hazardous weather outlook, Jun 17, 10:37 AM CDT, 17 hours 39 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PADUCAH KY 1037 AM CDT WED JUN 17 2015 ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087- 100-107>112-114-181000- 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- 1037 AM CDT WED JUN 17 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST MISSOURI. .DAY ONE...TODAY AND TONIGHT SCATTERED THUNDERSTORMS CAN BE EXPECTED NORTH OF A PERRYVILLE MISSOURI TO OWENSBORO KENTUCKY LINE THIS AFTERNOON. A STRAY STRONG TO SEVERE STORM WITH DAMAGING WINDS CANNOT BE RULED OUT IN THIS REGION. AN ISOLATED THUNDERSTORM WILL BE POSSIBLE SOUTH OF THIS LINE. LOCALLY HEAVY RAINFALL AND LIGHTNING WILL BE THE PRIMARY CONCERNS WITH THE MORE ISOLATED ACTIVITY. MUCH OF THIS EVENING IS EXPECTED TO BE DRY...BUT CHANCES OF THUNDERSTORMS WILL INCREASE FROM THE WEST OVERNIGHT. LOCALLY HEAVY RAINFALL AND LIGHTNING WILL BE THE PRIMARY CONCERNS. HEAT INDICES WILL TOP OUT FROM 95 TO 100 FOR MUCH OF THE REGION THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE REMNANTS OF BILL ARE FORECAST TO MOVE ACROSS THE AREA FROM MIDDAY FRIDAY THROUGH EARLY SATURDAY. THERE WILL CONTINUE TO BE A GOOD CHANCE OF THUNDERSTORMS ACROSS THE REGION...ESPECIALLY NORTH AND WEST OF THE OHIO RIVER THURSDAY THROUGH EARLY SATURDAY. ISOLATED STRONG TO SEVERE STORMS CAPABLE OF STRONG WINDS AND HAIL CANNOT BE RULED OUT. GUSTY GRADIENT WINDS COULD DEVELOP FRIDAY AFTERNOON AND NIGHT AS WELL. ADDITIONALLY THERE IS A CONCERN FOR HEAVY RAIN...ESPECIALLY FRIDAY THROUGH EARLY SATURDAY. REFER TO THE HYDROLOGIC OUTLOOK FOR DETAILS. A SMALL CHANCE OF THUNDERSTORMS WILL CONTINUE SUNDAY THROUGH MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUESTED NORTH OF A PERRYVILLE MISSOURI TO OWENSBORO KENTUCKY LINE THIS AFTERNOON. DRS
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 12:03 PM CDT | River Flood Warning | PAH | Ballard, McCracken | 39 days |
| Jun 18, 12:03 PM CDT | River Flood Warning | PAH | Ballard, Carlisle, Fulton, Hickman | 40 days |
| Jun 18, 9:38 AM CDT | River Flood Warning | PAH | Franklin, Williamson | 12 days |
| Jun 18, 11:31 AM CDT | River Flood Warning | PAH | Gallatin, Wayne, White | 28 days |
| Jun 18, 11:53 AM CDT | River Flood Warning | PAH | Wayne | 3 days |
Nearby
Flash Flood Watches in Illinois, 2015Flash Flood Watches in Missouri, 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.