Alert archive / Kentucky / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 132, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Jul 12, 2003, 7:15 PM EDT for Johnson County, Kentucky. It was in force for 75 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 12, 2003, 7:15 PM EDT (23:15 UTC)
- Expired
- Jul 12, 2003, 8:30 PM EDT
- In force
- 75 min
- Issued by
- NWS Jackson, KY
- Area
- Counties, with a storm outline in the text
County Johnson County, KY
The radar
The Jackson,KY radar (KJKL), 51 km from the middle of the area, began a volume at 23:17 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 12, 5:05 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 195 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
- 383 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 968 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
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 Jackson, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 12, 5:15 PM EDT, 2 hours earlier.
Area forecast discussion, Jul 12, 5:15 PM EDT, 2 hours before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON KY 515 PM EDT SAT JUL 12 2003 ISOLATED TO SCATTERED SEVERE THUNDERSTORMS CONTINUE THROUGH EAST KENTUCKY WITH ADDITIONAL THUNDERSTORMS NOW DEVELOPING FURTHER NORTHWEST. LOW LEVEL MOISTURE AND COLD AIR ALOFT ARE COMBINING WITH A STREAM OF SHORTWAVE ENERGY TO GENERATE AND MAINTAIN THESE STORMS. ANTICIPATING A NEW WATCH BOX SO WILL ADJUST ZONES AS NEEDED. THE REST OF THE FORECAST REMAINS NEARLY THE SAME AS THE MORNING PACKAGE ASIDE FROM BEEFING UP POPS/CLOUDS AND QPF THIS EVENING. OUR STEADY STATE PATTERN OF A LARGE SOUTHWEST RIDGE AND OHIO VALLEY TROUGH CONTINUES THROUGH THE EXTENDED PERIOD INTO NEXT WEEKEND. MONDAY AND TUESDAY LOOK DRY AS A HINT OF RIDGING EASES EASTWARD FROM THE SOUTHWEST ALONG WITH SOME DRIER AIR. BY WEDNESDAY AFTERNOON MORE MOISTURE SEEPS IN FROM THE SOUTH AND ANOTHER TROUGH BEGINS TO HEAD FOR THE OHIO VALLEY AND SHIFTS THROUGH BY FRIDAY EVENING. WILL GO DRY MONDAY AND TUESDAY WITH A BETTER CHANCE OF LATE DAY STORMS WEDNESDAY AND THURSDAY...THEN ONLY SLIGHT CHANCE FOR FRIDAY AFTERNOON AND A QUIET SATURDAY. NO 12Z MOS AVAILABLE TO COMPARE SO MINORLY TWEAKED CURRENT TEMP GRIDS BASED ON THE LIMITED MODEL SUITE AND CURRENT CONDITIONS. THE GRIDS WERE IN GOOD SHAPE AND LACKING THE MESOETA DID NOT REPOPULATE WITH ANYTHING...JUST TWEAKED EXISTING GRIDS. PRELIMINARY CCF NUMBERS: LOZ 061/080 061/085 064 422 JKL 062/079 062/082 065 412 .JKL...SEVERE THUNDERSTORM WATCH UNTIL 9 PM EDT FOR KYZ079-083>085 SEVERE THUNDERSTORM WATCH UNTIL 6 PM EDT FOR THE REST OF THE CWA. GREIF PREVIOUS DISCUSSIONS FOLLOW ------------------------------------------------------------------- 1145 AM EDT SAT JUL 12 2003 14Z SFC ANALYSIS INDICATES A SFC TROUGH/FRONT EXTENDING FROM SW ONTARIO DOWN INTO SE IL. WV IMAGERY INDICATES A COUPLE OF SW/VS IN NW FLOW TO MOVE ACROSS OH VALLEY THIS AFTERNOON. VAD PROFILE INDICATES MARGINAL TO MODERATE SHEAR. WITH SFC HEATING AND STEEPENING LAPSE RATES THIS AFTERNOON...FEEL THAT THERE IS A CHANCE OF SEVERE STORMS WITH LARGE HAIL AND WINDS PRIMARY THREATS. SPC HAS INCIDATED THAT SLIGHT RISK WILL BE EXTENDED INTO OUR REGION AND THIS IS DEFINITELY WARRANTED. STORMS TO THE WEST OF CWA S AND E OF LEX ARE LIKELY A SIGN OF THINGS TO COME THIS AFTERNOON. UPDATED POPS TO CHANCE ALL ZONES WITH HIGHEST IN THE SOUTH AS WAS TREND FROM PREVIOUS FORECAST AND GIVEN SLIGHTLY BETTER MOISTURE. PELTON --------------------------------------------------------------------- 315 AM EDT SAT JUL 12 2003 MAIN INFLUENTIAL PARTY CONTINUES TO BE AMPLIFIED TROUGH OVER THE EASTERN CONUS. 5H LOW NEAR LAKE HURON CONTINUES TO SLOWLY SPIN ITS WAY EAST. EMBEDDED S/WS IN NORTHWEST FLOW MAKING THEIR PRESENCE FELT...ESPECIALLY IN SO. MISSOURI AND NORTHERN ARKANSAS WHERE CONVECTION IS ONGOING. ANOTHER S/WV IS CURRENTLY DIVING SOUTHEAST...HELPING TO SPARK UP PRECIP IN EASTERN ILL AND SOUTHWEST IN. GOOD INSTABILITY AND S/WV TRIGGER WILL LEAD TO SCATTERED SHOWERS AND THUNDERSTORMS FOR TODAY. BEST CHANCE APPEARS TO BE IN SOUTHERN HALF...WHERE CAP APPEARS WEAKEST. HEALTHY WIND PROFILE AND COOLER AIR ALOFT SHOULD SUPPORT SOME STRONGER STORMS TODAY. EXPECT PRECIP TO DIE QUICKLY AS TRIGGER LEAVES AS WELL AS DAYTIME HEATING. SUNDAY FEATURES A NICE DAY AS HIGH PRESSURE BUILDS IN FROM THE NORTH. STRONG CAP WILL KEEP A LID ON BUILD UPS...WITH THE EXCEPTION OF THE SOUTHEAST...WHERE PERHAPS A FEW CELLS MAY BREAK THROUGH DURING PEAK HEATING. TROUGH SLOWLY GETS FLATTENED OUT TOWARDS MIDWEEK JUST IN TIME FOR ANOTHER WEAKER TROUGH TO DROP IN FOR LATE WEDNESDAY...AND CONTINUE ITS INFLUENCE THROUGH END OF THE WORKWEEK. TEMPERATURES WILL MODERATE BACK TO NEAR NORMALS BY MIDWEEK...BEFORE TROUGHINESS TAKES THEM DOWN TO BELOW NORMAL VALUES AGAIN FOR THE LATTER PART OF NEXT WEEK. GEOGERIAN
Hazardous weather outlook, Jul 12, 5:50 AM EDT, 13 hours 25 minutes before
KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-131100- HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE JACKSON KY 550 AM EDT SAT JUL 12 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN KENTUCKY. .DAY ONE...TODAY AND TONIGHT. THERE IS A CHANCE FOR THUNDERSTORMS THIS AFTERNOON AND EARLY THIS EVENING. A SLIGHT RISK OF SEVERE WEATHER EXISTS THIS AFTERNOON AND EARLY THIS EVENING FOR AREAS ALONG AND SOUTHWEST OF A LINE FROM WHITESBURG...TO HAZARD...TO BOONEVILLE...TO SANDGAP. DAMAGING WINDS AND LARGE HAIL ARE THE PRIMARY THREATS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. ON SUNDAY...THERE IS A SLIGHT CHANCE FOR THUNDERSTORMS IN THE AFTERNOON AND EVENING FOR AREAS BORDERING TENNESSEE AND VIRGINIA. THESE STORMS ARE NOT EXPECTED TO BE SEVERE AT THIS TIME. ON WEDNESDAY...THERE IS A SLIGHT CHANCE FOR AFTERNOON AND EVENING THUNDERSTORMS. THESE STORMS ARE NOT EXPECTED TO BE SEVERE AT THIS TIME. ON THURSDAY AND FRIDAY...THERE IS A CHANCE FOR THUNDERSTORMS. THESE STORMS ARE NOT EXPECTED TO BE SEVERE AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT ANY HAIL OR WIND DAMAGE THIS AFTERNOON AND EVENING. GEOGERIAN ...CORRECTED GRAMMAR...
In the hours before
Local storm report, Jul 12, 3:45 PM EDT, 3 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON, KY
345 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0300 PM VIPER KY WIND DAMAGE
07/12/03 PERRY NUMEROUS TREES DOWN. POWER
OUTAGES IN TOWN.REPORTED BY
LAW ENFORCEMENT
0310 PM VICCO KY WIND DAMAGE
07/12/03 PERRY NUMEROUS TREES DOWN.
WIDESPREAD POWER OUTAGES
THROUGH AREA.REPORTED BY
LAW ENFORCEMENT
BTLocal storm report, Jul 12, 3:46 PM EDT, 3 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON, KY
346 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0320 PM LETCHER KY WIND DAMAGE
07/12/03 LETCHER TREES DOWN. REPORTED BY
LETCHER FD RELAYED BY
WHITESUBRG FD.
0325 PM WHITESBURG KY WIND DAMAGE
07/12/03 LETCHER TREES DOWN. REPORTED BY
WHITESUBRG FD.
JPLocal storm report, Jul 12, 5:50 PM EDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON, KY
550 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0424 PM 7W HYDEN BEAR BRANCH KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN. REPORTED BY
LESLIE COUNTY EOC.
0441 PM 4S HYDEN STINNETT KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN. REPORTED BY
LESLIE COUNTY EOC.
0444 PM HYDEN KY .75 INCH HAIL
07/12/03 LESLIE DIME SIZE HAIL AT HEAD OF
PAULS CREEK. REPORTED BY
LESLIE COUNTY EOC.
0447 PM 6S HYDEN ASHER KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN ON BEECH
FORK ROAD. REPORTED BY
LESLIE COUNTY EOC.
0450 PM 5S HYDEN HOSKINSTON KY .75 INCH HAIL
07/12/03 LESLIE DIME SIZE HAIL IN
HOSKINSTON. REPORTED BY
LESLIE COUNTY EOC.
KOLocal storm report, Jul 12, 5:50 PM EDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE JACKSON, KY
550 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0424 PM 7W HYDEN KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN AT BEAR
BRANCH.REPORTED BY LESLIE
COUNTY EOC.
0441 PM 4S HYDEN KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN AT STINNETT.
REPORTED BY LESLIE COUNTY
EOC.
0444 PM DALEY KY .75 INCH HAIL
07/12/03 LESLIE DIME SIZE HAIL AT HEAD OF
P0LLS CREEK. REPORTED BY
LESLIE COUNTY EOC.
0447 PM 6S HYDEN KY WIND DAMAGE
07/12/03 LESLIE ONE TREE DOWN ON BEECH
FORK ROAD NEAR ASHER.
REPORTED BY LESLIE COUNTY
EOC.
0450 PM 5S HYDEN KY .75 INCH HAIL
07/12/03 LESLIE DIME SIZE HAIL IN
HOSKINSTON. REPORTED BY
LESLIE COUNTY EOC.
KOLocal storm report, Jul 12, 5:55 PM EDT, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON, KY
555 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0400 PM MANCHESTER KY 1.00 INCH HAIL
07/12/03 CLAY QUARTER-SIZED HAIL.
REPORTED BY CLAY COUNTY
AMBULANCE SERVICE.
JPLocal storm report, Jul 12, 6:56 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON, KY
656 PM EDT SAT JUL 12 2003
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0637 PM 6 E SANDY HOOK KY .75 INCH HAIL
07/12/03 ELLIOTT PENNY-SIZED HAIL. REPORTED
BY TRAINED SPOTTER.
JPThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 12:09 PM EDT | Severe Thunderstorm Warning | JKL | Powell | 51 min |
| Jul 12, 12:45 PM EDT | Severe Thunderstorm Warning | JKL | Estill | 45 min |
| Jul 12, 1:19 PM EDT | Severe Thunderstorm Warning | JKL | Jackson | 41 min |
| Jul 12, 1:41 PM EDT | Severe Thunderstorm Warning | JKL | Owsley | 49 min |
| Jul 12, 2:09 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt | 51 min |
| Jul 12, 2:39 PM EDT | Severe Thunderstorm Warning | JKL | Perry | 51 min |
| Jul 12, 2:52 PM EDT | Severe Thunderstorm Warning | JKL | Knott | 38 min |
| Jul 12, 3:01 PM EDT | Severe Thunderstorm Warning | JKL | Letcher | 59 min |
| Jul 12, 3:19 PM EDT | Severe Thunderstorm Warning | JKL | Laurel | 56 min |
| Jul 12, 3:49 PM EDT | Severe Thunderstorm Warning | JKL | Clay | 41 min |
| Jul 12, 4:32 PM EDT | Severe Thunderstorm Warning | JKL | Leslie | 43 min |
| Jul 12, 4:42 PM EDT | Severe Thunderstorm Warning | JKL | Perry | 48 min |
| Jul 12, 6:21 PM EDT | Severe Thunderstorm Warning | JKL | Elliott | 39 min |
| Jul 12, 6:48 PM EDT | Severe Thunderstorm Warning | JKL | Morgan | 57 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2003Every severe thunderstorm warning in 2003
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.