Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 79, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jul 8, 2021, 6:30 PM EDT for Harrison County, Indiana; Meade County, Kentucky. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 8, 2021, 6:30 PM EDT (22:30 UTC)
- Expired
- Jul 8, 2021, 7:00 PM EDT
- In force
- 30 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Harrison County, IN, Meade County, KY
The radar
The Louisville radar (KLVX), 33 km from the middle of the area, began a volume at 22:31 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
Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.5 hours before the alert went out and 239 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
- 187 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 768 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
444
WUUS53 KLMK 082230
SVRLMK
INC061-KYC163-082300-
/O.NEW.KLMK.SV.W.0079.210708T2230Z-210708T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
630 PM EDT Thu Jul 8 2021
The National Weather Service in Louisville has issued a
* Severe Thunderstorm Warning for...
Central Harrison County in south central Indiana...
North central Meade County in central Kentucky...
* Until 700 PM EDT.
* At 630 PM EDT, severe thunderstorms were located along a line
extending from 6 miles northwest of Corydon to 10 miles south of
Carefree Town, moving east at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Corydon around 640 PM EDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3830 8601 3830 8600 3809 8610 3811 8634
3832 8623 3832 8601
TIME...MOT...LOC 2230Z 264DEG 20KT 3826 8621 3811 8630
HAIL...<.75IN
WIND...60MPH
$$
JML2 follow-up statements
378
WWUS53 KLMK 082240
SVSLMK
Severe Weather Statement
National Weather Service Louisville KY
640 PM EDT Thu Jul 8 2021
KYC163-082249-
/O.CAN.KLMK.SV.W.0079.000000T0000Z-210708T2300Z/
Meade KY-
640 PM EDT Thu Jul 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL MEADE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3830 8601 3830 8600 3811 8609 3813 8626
3832 8618 3832 8601
TIME...MOT...LOC 2239Z 251DEG 25KT 3830 8613 3817 8620
$$
INC061-082300-
/O.CON.KLMK.SV.W.0079.000000T0000Z-210708T2300Z/
Harrison IN-
640 PM EDT Thu Jul 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR CENTRAL HARRISON COUNTY...
At 639 PM EDT, severe thunderstorms were located along a line
extending from 12 miles east of Carefree Town to near Corydon, moving
east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe thunderstorms will remain over mainly rural areas of
central Harrison County, including the following locations... New
Salisbury and Crandall.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3830 8601 3830 8600 3811 8609 3813 8626
3832 8618 3832 8601
TIME...MOT...LOC 2239Z 251DEG 25KT 3830 8613 3817 8620
HAIL...<.75IN
WIND...60MPH
$$
JML235
WWUS53 KLMK 082254
SVSLMK
Severe Weather Statement
National Weather Service Louisville KY
654 PM EDT Thu Jul 8 2021
INC061-082303-
/O.EXP.KLMK.SV.W.0079.000000T0000Z-210708T2300Z/
Harrison IN-
654 PM EDT Thu Jul 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HARRISON COUNTY WILL
EXPIRE AT 700 PM EDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.
LAT...LON 3830 8601 3830 8600 3811 8609 3813 8626
3832 8618 3832 8601
TIME...MOT...LOC 2253Z 264DEG 20KT 3831 8604 3818 8611
$$
JMLThe office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 4:05 PM EDT | Special Weather Statement | LMK | Jefferson | 25 min |
| Jul 8, 4:46 PM EDT | Special Weather Statement | LMK | Jefferson, Scott | 29 min |
| Jul 8, 4:55 PM EDT | Severe Thunderstorm Warning | LMK | Orange | 35 min |
| Jul 8, 4:58 PM EDT | Severe Thunderstorm Warning | LMK | Jefferson, Scott | 32 min |
| Jul 8, 5:10 PM EDT | Special Weather Statement | LMK | Dubois | 35 min |
| Jul 8, 5:24 PM EDT | Special Weather Statement | LMK | Orange | 36 min |
| Jul 8, 5:28 PM EDT | Severe Thunderstorm Warning | LMK | Jefferson | 17 min |
| Jul 8, 5:45 PM EDT | Special Weather Statement | LMK | Orange | 30 min |
| Jul 8, 6:04 PM EDT | Special Weather Statement | LMK | Orange | 26 min |
| Jul 8, 6:20 PM EDT | Special Weather Statement | LMK | Crawford | 25 min |
| Jul 8, 6:58 PM EDT | Special Weather Statement | LMK | Floyd | 17 min |
| Jul 8, 7:03 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd | 27 min |
| Jul 8, 5:40 PM EDT | Special Weather Statement | LMK | Trimble | 35 min |
| Jul 8, 6:55 PM EDT | Special Weather Statement | LMK | Harrison, Scott | 35 min |
| Jul 8, 7:28 PM EDT | Special Weather Statement | LMK | Jefferson, Oldham, Shelby | 32 min |
| Jul 8, 7:49 PM EDT | Special Weather Statement | LMK | Shelby | 26 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2021Severe Thunderstorm Warnings in Kentucky, 2021Every severe thunderstorm warning in 2021
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.