Alert archive / Indiana / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 252, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at May 23, 2011, 4:19 AM EDT for 5 counties in Indiana. It was in force for 26 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
- May 23, 2011, 4:19 AM EDT (08:19 UTC)
- Expired
- May 23, 2011, 4:45 AM EDT
- In force
- 26 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Clark County, IN, Floyd County, IN, Harrison County, IN, Scott County, IN, Washington County, IN
The radar
The Louisville radar (KLVX), 58 km from the middle of the area, began a volume at 08:21 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 00:00Z, 8.3 hours before the alert went out and 204 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
- 325 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 1366 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
157 WUUS53 KLMK 230819 SVRLMK INC019-043-061-143-175-230845- /O.NEW.KLMK.SV.W.0252.110523T0819Z-110523T0845Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 419 AM EDT MON MAY 23 2011 THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN CLARK COUNTY IN SOUTH CENTRAL INDIANA... FLOYD COUNTY IN SOUTH CENTRAL INDIANA... NORTHERN HARRISON COUNTY IN SOUTH CENTRAL INDIANA... SOUTHERN SCOTT COUNTY IN SOUTH CENTRAL INDIANA... SOUTHEASTERN WASHINGTON COUNTY IN SOUTH CENTRAL INDIANA... * UNTIL 445 AM EDT * AT 416 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEW PEKIN TO GEORGETOWN...MOVING NORTHEAST AT 35 MPH. NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS. * SEVERE THUNDERSTORMS WILL ALSO IMPACT... NEW ALBANY... BLUE RIVER AND CHESTNUT HILL... NEW LIBERTY AND BUNKER HILL... BLUE LICK AND WILSON... UNDERWOOD AND VIENNA... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM WITH DAMAGING WINDS...DESTRUCTIVE HAIL... AND CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD IMMEDIATELY MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT AND HAVE THEM RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. && LAT...LON 3869 8567 3833 8566 3822 8608 3853 8608 TIME...MOT...LOC 0819Z 246DEG 32KT 3852 8597 3831 8598 WIND...HAIL 60MPH 0.88IN $$ RS
2 follow-up statements
912 WWUS53 KLMK 230833 SVSLMK SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 433 AM EDT MON MAY 23 2011 INC061-230843- /O.CAN.KLMK.SV.W.0252.000000T0000Z-110523T0845Z/ HARRISON IN- 433 AM EDT MON MAY 23 2011 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN HARRISON COUNTY IS CANCELLED... TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2... WHEN YOU CAN DO SO SAFELY. LAT...LON 3826 8594 3857 8596 3869 8567 3833 8566 TIME...MOT...LOC 0833Z 246DEG 32KT 3857 8582 3836 8583 $$ INC019-043-143-175-230845- /O.CON.KLMK.SV.W.0252.000000T0000Z-110523T0845Z/ SCOTT IN-WASHINGTON IN-CLARK IN-FLOYD IN- 433 AM EDT MON MAY 23 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM EDT FOR NORTHEASTERN FLOYD...WESTERN CLARK...EASTERN WASHINGTON AND SOUTHERN SCOTT COUNTIES... AT 430 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEW LIBERTY TO FLOYDS KNOBS...MOVING NORTHEAST AT 35 MPH. NICKEL SIZE HAIL MAY ALSO ACCOMPANY THESE DAMAGING WINDS. * SEVERE THUNDERSTORMS WILL ALSO IMPACT... UNDERWOOD AND VIENNA... CHARLESTOWN AND GOSHEN... PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. && LAT...LON 3826 8594 3857 8596 3869 8567 3833 8566 TIME...MOT...LOC 0833Z 246DEG 32KT 3857 8582 3836 8583 WIND...HAIL 60MPH 0.88IN $$ RS
416 WWUS53 KLMK 230845 SVSLMK SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 445 AM EDT MON MAY 23 2011 INC019-043-143-175-230855- /O.EXP.KLMK.SV.W.0252.000000T0000Z-110523T0845Z/ SCOTT IN-WASHINGTON IN-CLARK IN-FLOYD IN- 445 AM EDT MON MAY 23 2011 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FLOYD...WESTERN CLARK...EASTERN WASHINGTON AND SOUTHERN SCOTT COUNTIES HAS EXPIRED... THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED AREA. TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2... WHEN YOU CAN DO SO SAFELY. LAT...LON 3826 8594 3857 8596 3869 8567 3833 8566 TIME...MOT...LOC 0833Z 246DEG 32KT 3857 8582 3836 8583 $$ RS
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 12:20 AM EDT | Special Weather Statement | LMK | Jefferson | 10 min |
| May 23, 1:11 AM EDT | Special Weather Statement | LMK | Washington | 19 min |
| May 23, 1:42 AM EDT | Special Weather Statement | LMK | Jefferson | 18 min |
| May 23, 2:05 AM EDT | Special Weather Statement | LMK | Washington | 25 min |
| May 23, 2:22 AM EDT | Special Weather Statement | LMK | Floyd, Harrison | 23 min |
| May 23, 2:33 AM EDT | Special Weather Statement | LMK | Scott | 27 min |
| May 23, 2:58 AM EDT | Special Weather Statement | LMK | Crawford, Dubois, Orange, Perry | 47 min |
| May 23, 3:01 AM EDT | Special Weather Statement | LMK | Jefferson | 14 min |
| May 23, 3:48 AM EDT | Special Weather Statement | LMK | Crawford | 12 min |
| May 23, 3:57 AM EDT | Severe Thunderstorm Warning | LMK | Harrison | 33 min |
| May 23, 4:03 AM EDT | Special Weather Statement | LMK | Washington | 27 min |
| May 23, 4:40 PM EDT | Special Weather Statement | LMK | Dubois | 20 min |
| May 23, 4:43 PM EDT | Severe Thunderstorm Warning | LMK | Dubois | 32 min |
| May 23, 5:07 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Dubois, Orange, Perry | 23 min |
| May 23, 5:28 PM EDT | Severe Thunderstorm Warning | LMK | Crawford, Harrison, Orange, Washington | 32 min |
| May 23, 5:44 PM EDT | Special Weather Statement | LMK | Floyd, Harrison | 31 min |
| May 23, 5:51 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Harrison, Jefferson, Scott, Washington | 24 min |
| May 23, 6:05 PM EDT | Severe Thunderstorm Warning | LMK | Harrison | 25 min |
| May 23, 6:11 PM EDT | Severe Thunderstorm Warning | LMK | Clark, Floyd, Jefferson | 34 min |
| May 23, 6:12 PM EDT | Special Weather Statement | LMK | Dubois | 33 min |
| May 23, 7:21 PM EDT | Special Weather Statement | LMK | Dubois | 24 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 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.