Alert archive / Kentucky / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 236, NWS Paducah, KY
NWS Paducah, KY issued this severe thunderstorm warning at Jun 9, 2011, 7:33 PM CDT for Livingston County, Kentucky; Pope County, Illinois. It was in force for 28 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
- Jun 9, 2011, 7:33 PM CDT (00:33 UTC)
- Expired
- Jun 9, 2011, 8:01 PM CDT
- In force
- 28 min
- Issued by
- NWS Paducah, KY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Pope County, IL, Livingston County, KY
The radar
The Paducah radar (KPAH), 39 km from the middle of the area, began a volume at 00:36 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, 0.6 hours before the alert went out and 316 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
- 32 J/kg
- Mixed-layer CIN
- -270 J/kg
- Mixed-layer LCL
- 1717 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 9, 3:23 PM CDT, 4 hours 10 minutes earlier.
Area forecast discussion, Jun 9, 3:23 PM CDT, 4 hours 10 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PADUCAH KY 323 PM CDT THU JUN 9 2011 .SHORT TERM... /TONIGHT THROUGH SUNDAY NIGHT/ THE SLOW SOUTHEAST CRAWL OF THE WESTERLIES IN PROGRESS AT THIS TIME...SO THE TRANSITION FROM DIURNAL TO NON-DIURNAL CONVECTION WILL COME INTO PLAY...AS MINOR SHORTWAVE IMPULSES MOVE ACROSS THE WFO PAH FORECAST AREA. AS A PRIMARY IMPULSE MOVES ACROSS THE UPPER MIDWEST LATE FRIDAY INTO SATURDAY...A MODERATE INCREASE IN PRECIPITATION CHANCES WILL OCCUR FROM NORTH TO SOUTH. INSTABILITY/LIFT/THETA-E ADVECTION ARE MAXIMIZED ACROSS THE AREA AND LIFT IS FOCUSED FURTHER SOUTH INTO THE WFO PAH FORECAST AREA ASSOCIATED WITH LOW LEVEL FORCING ALONG THE APPROACHING FRONTAL BOUNDARY. THE SREF/ECMWF HAVE BEEN CONSISTENT WITH PUSHING DRIER AIR WITH THE RIDGE BEHIND THE SOUTHWARD MOVING FRONTAL BOUNDARY LATE SATURDAY NIGHT INTO SUNDAY ACROSS SOUTHEAST ILLINOIS AND SOUTHWEST INDIANA. WITH THAT IN MIND...CONTINUED THE TREND OF ROTATING PRECIPITATION CHANCES SOUTHWEST INTO EARLY SUNDAY. ADJUSTED MAX TEMPERATURES DOWNWARD DUE TO INCREASED CLOUD COVER...MOISTURE AND RAIN CHANCES OVER THE WEEKEND...WITH A SLIGHTLY SMALLER DIURNAL RANGE OF TEMPERATURES. .LONG TERM... /MONDAY THROUGH NEXT FRIDAY/ MODELS ARE IN BETTER AGREEMENT THROUGH THE FIRST PART OF THE WORK WEEK AND A BIT FASTER WITH THE SYNOPTIC SCALE FEATURES. EARLY IN THE WORK WEEK MODELS ARE IN EXCELLENT AGREEMENT WITH BRINGING A WARM FRONT TO THE REGION AS AN UPPER LEVEL TROF SWINGS THROUGH. THIS HAS RESULTED IN INCREASED POPS TO CHC CATEGORY AND INTRODUCTION OF QPF. THIS WILL ALSO RESULT IN A WARMUP TUESDAY AND WED AS WE GET INTO THE WARM SECTOR. TUE AND WED THE UPPER LEVEL TROF HAS PASSED THROUGH BUT WAA WILL STILL RESULT IN A SLGT CHC WHILE WE RESIDE IN THE WARM SECTOR. WED THE MODELS BEGIN TO DIVERGE A BIT BUT AGREE WITH FRONT PASSING THROUGH WED NIGHT. THE MAIN DIFFERENCE IS THE TRACK OF THE SFC LOW AND AMPLITUDE OF THE UPPER LEVEL TROF. THE GFS IS FARTHER SOUTH WITH THE AFOREMENTIONED FEATURES. FOR THE LATER PART OF THE WEEK WOULD EXPECT SOME HIGH PRESSURE IN THE FRONTS WAKE ALTHOUGH THE GFS IS TRYING TO HANG THE FRONT OVER THE AREA. WILL LEAVE IT DRY FOR NOW UNTIL CONTINUITY BETWEEN MODELS IMPROVE. && .AVIATION... /PREVIOUSLY ISSUED AT 110 PM CDT THU JUN 9 2011/ ADDED A MENTION OF CONVECTION WITH MVFR/LOW VFR CEILINGS AND VISIBILITIES THIS AFTERNOON AND A MENTION OF MVFR VISIBILITIES AROUND DAYBREAK FRIDAY MORNING. OTHERWISE...VFR CONDITIONS SHOULD DOMINATE THE REGION FOR THE REMAINDER OF THE FORECAST PERIOD OUTSIDE OF THE AFTERNOON/EARLY EVENING CONVECTIVE ACTIVITY. && .PAH WATCHES/WARNINGS/ADVISORIES... KY...NONE. MO...NONE. IL...NONE. IN...NONE. && LONG TERM PUBLIC/FIRE WEATHER...KH AVIATION/SHORT TERM PUBLIC...SMITH
Hazardous weather outlook, Jun 9, 7:20 PM CDT, 13 minutes before
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</html>In the hours before
Special weather statement, Jun 9, 1:53 PM CDT, 5 hours 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 153 PM CDT THU JUN 9 2011 KYZ009-091930- CALLOWAY KY- 153 PM CDT THU JUN 9 2011 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN CALLOWAY COUNTY IN WESTERN KENTUCKY UNTIL 230 PM CDT... AT 149 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM WITH DIME SIZE HAIL...AND VERY STRONG WINDS AROUND 50 MPH. THIS STORM WAS LOCATED NEAR NEW CONCORD...MOVING EAST AT 5 MPH. THE STRONG THUNDERSTORM WILL REMAIN OVER THE KENTUCKY LAKE AREA...BETWEEN HAMLIN AND NEW CONCORD KENTUCKY. BOATERS ON THE LAKE SHOULD BE AWARE OF THE POTENTIAL FOR STRONG WINDS IN THIS STORM. THIS STORM WILL PRODUCE VERY HEAVY RAIN AS WELL...WHICH MAY RESULT IN STANDING WATER ON AREA ROADS. WATER LEVELS IN SMALL CREEKS...STREAMS AND IN DITCHES MAY RISE QUICKLY...ESPECIALLY IN POOR DRAINAGE AREAS.
Special weather statement, Jun 9, 2:45 PM CDT, 4 hours 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 245 PM CDT THU JUN 9 2011 KYZ001-MOZ111-112-114-092030- SCOTT MO-MISSISSIPPI MO-NEW MADRID MO-FULTON KY- 245 PM CDT THU JUN 9 2011 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN FULTON COUNTY IN WESTERN KENTUCKY...AND EASTERN NEW MADRID...WESTERN MISSISSIPPI AND SOUTHERN SCOTT COUNTIES IN SOUTHEAST MISSOURI UNTIL 330 PM CDT... AT 238 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM WITH NICKEL SIZE HAIL...AND VERY STRONG WINDS AROUND 50 MPH. THIS STORM WAS LOCATED NEAR HOWARDVILLE...MOVING NORTH AT 10 MPH. OTHER STRONG THUNDERSTORMS WERE CLUSTERED FROM SIKESTON MISSOURI SOUTH ACROSS NEW MADRID TO THE BOOTHEEL. ANY OF THESE STORMS COULD BECOME STRONG...WITH GUSTY WINDS AND SMALL HAIL. LOCATIONS THAT MAY BE IMPACTED INCLUDE LILBOURN...NEW MADRID...NORTH LILBOURN...CATRON...FARRENBURG...SIKESTON...MATTHEWS AND EAST PRAIRIE. THIS STORM WILL PRODUCE VERY HEAVY RAIN AS WELL...WHICH MAY RESULT IN STANDING WATER ON AREA ROADS. WATER LEVELS IN SMALL CREEKS...STREAMS AND IN DITCHES MAY RISE QUICKLY...ESPECIALLY IN POOR DRAINAGE AREAS.
Nearby
Severe Thunderstorm Warnings in Kentucky, 2011Severe Thunderstorm Warnings in Illinois, 2011Every severe thunderstorm warning in 2011
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.