Alert archive / Indiana / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 38, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 17, 2012, 10:48 PM EDT for Marion County, Indiana. It was in force for 27 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
- Mar 17, 2012, 10:48 PM EDT (02:48 UTC)
- Expired
- Mar 17, 2012, 11:15 PM EDT
- In force
- 27 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Marion County, IN
The radar
The Indianapolis radar (KIND), 13 km from the middle of the area, began a volume at 02:50 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, 2.8 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
- 742 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1051 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
786
WUUS53 KIND 180248
SVRIND
INC097-180315-
/O.NEW.KIND.SV.W.0038.120318T0248Z-120318T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1048 PM EDT SAT MAR 17 2012
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
MARION COUNTY IN CENTRAL INDIANA...
* UNTIL 1115 PM EDT
* AT 1048 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
SPEEDWAY...OR 7 MILES SOUTHWEST OF INDIANAPOLIS...AND MOVING
NORTHEAST AT 15 MPH.
* LOCATIONS IMPACTED INCLUDE...
INDIANAPOLIS...
SPEEDWAY...
BEECH GROVE...
HOMECROFT...
MONUMENT CIRCLE...
WYNNEDALE...
SPRING HILL...
ROCKY RIPPLE...
INDIANA STATE FAIRGROUNDS...
CROWS NEST...
NORTH CROWS NEST...
BROAD RIPPLE...
MERIDIAN HILLS...
WARREN PARK...
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 105 AND 120.
THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 71 AND 91.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 3985 8596 3966 8612 3963 8622 3964 8623
3972 8633 3991 8620
TIME...MOT...LOC 0248Z 218DEG 15KT 3973 8626
WIND...HAIL 60MPH 1.00IN
$$
NIELD2 follow-up statements
726
WWUS53 KIND 180302
SVSIND
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1102 PM EDT SAT MAR 17 2012
INC097-180315-
/O.CON.KIND.SV.W.0038.000000T0000Z-120318T0315Z/
MARION-
1102 PM EDT SAT MAR 17 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL MARION
COUNTY UNTIL 1115 PM EDT...
AT 1101 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
INDIANAPOLIS...MOVING NORTHEAST AT 15 MPH.
LOCATIONS IMPACTED INCLUDE...
INDIANAPOLIS...BEECH GROVE...MONUMENT CIRCLE...WYNNEDALE...WARREN
PARK...INDIANA STATE FAIRGROUNDS...SPRING HILL...ROCKY RIPPLE...
CROWS NEST...BROAD RIPPLE...NORTH CROWS NEST AND MERIDIAN HILLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 3985 8596 3966 8612 3966 8614 3969 8617
3973 8624 3974 8632 3991 8620
TIME...MOT...LOC 0302Z 218DEG 15KT 3974 8615
WIND...HAIL 60MPH 1.00IN
$$
NIELD111
WWUS53 KIND 180313 RRA
SVSIND
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1113 PM EDT SAT MAR 17 2012
INC097-180324-
/O.EXP.KIND.SV.W.0038.000000T0000Z-120318T0315Z/
MARION-
1113 PM EDT SAT MAR 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MARION COUNTY WILL
EXPIRE AT 1115 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.
LAT...LON 3985 8596 3966 8612 3966 8614 3969 8617
3973 8624 3974 8632 3991 8620
TIME...MOT...LOC 0314Z 218DEG 15KT 3978 8611
$$
NIELDThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 8:03 PM EDT | Special Weather Statement | IND | Jackson | 57 min |
| Mar 17, 9:00 PM EDT | Special Weather Statement | IND | Bartholomew | 45 min |
| Mar 17, 9:43 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Decatur, Shelby | 32 min |
| Mar 17, 10:43 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hendricks, Marion | 32 min |
| Mar 17, 11:17 PM EDT | Special Weather Statement | IND | Hamilton, Marion | 58 min |
| Mar 17, 11:34 PM EDT | Special Weather Statement | IND | Hendricks | 41 min |
| Mar 18, 9:55 AM EDT | Special Weather Statement | IND | Fountain | 50 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2012Every severe thunderstorm warning in 2012
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.