Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 67, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jun 29, 2021, 9:53 PM EDT for Dubois County, Orange County, Indiana. It was in force for 37 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
- Jun 29, 2021, 9:53 PM EDT (01:53 UTC)
- Expired
- Jun 29, 2021, 10:30 PM EDT
- In force
- 37 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Dubois County, IN, Orange County, IN
The radar
The Louisville radar (KLVX), 85 km from the middle of the area, began a volume at 01:54 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, 1.9 hours before the alert went out and 250 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
- 1000 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1133 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
The text
As transmitted.
949
WUUS53 KLMK 300153
SVRLMK
INC037-117-300230-
/O.NEW.KLMK.SV.W.0067.210630T0153Z-210630T0230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
953 PM EDT Tue Jun 29 2021
The National Weather Service in Louisville has issued a
* Severe Thunderstorm Warning for...
Northeastern Dubois County in south central Indiana...
Southwestern Orange County in south central Indiana...
* Until 1030 PM EDT.
* At 953 PM EDT, a severe thunderstorm was located 13 miles east of
Jasper, moving northwest at 15 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will remain over mainly rural areas of
northeastern Dubois and southwestern Orange Counties, including the
following locations... Ellsworth, Dubois, Hillham, Cuzco, Dubois
Crossroads, Norton and Crystal.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3853 8676 3853 8671 3842 8660 3839 8664
3840 8668 3837 8668 3836 8669 3844 8686
TIME...MOT...LOC 0153Z 128DEG 12KT 3842 8669
HAIL...0.75IN
WIND...60MPH
$$
JMLThe office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 8:21 PM EDT | Special Weather Statement | LMK | Crawford | 24 min |
| Jun 29, 8:25 PM EDT | Special Weather Statement | LMK | Orange | 35 min |
| Jun 29, 8:40 PM EDT | Special Weather Statement | LMK | Perry | 35 min |
| Jun 29, 9:10 PM EDT | Special Weather Statement | LMK | Crawford | 35 min |
| Jun 29, 9:12 PM EDT | Severe Thunderstorm Warning | LMK | Perry | 33 min |
| Jun 29, 9:21 PM EDT | Special Weather Statement | LMK | Dubois | 24 min |
| Jun 29, 9:43 PM EDT | Special Weather Statement | LMK | Dubois | 47 min |
| Jun 29, 9:59 PM EDT | Severe Thunderstorm Warning | LMK | Dubois, Perry | 31 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 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.