Alert archive / Indiana / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 86, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 1, 2012, 11:09 PM EDT for Decatur County, Rush County, Indiana. It was in force for 36 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 1, 2012, 11:09 PM EDT (03:09 UTC)
- Expired
- Apr 1, 2012, 11:45 PM EDT
- In force
- 36 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Decatur County, IN, Rush County, IN
The radar
The Indianapolis radar (KIND), 80 km from the middle of the area, began a volume at 03:11 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 1, 11:19 PM EDT | HAIL 1.25 | 3 S Moscow, IN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 1, 10:03 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.2 hours before the alert went out and 147 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
- 663 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 943 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 267 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
233
WUUS53 KIND 020309
SVRIND
INC031-139-020345-
/O.NEW.KIND.SV.W.0086.120402T0309Z-120402T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1109 PM EDT SUN APR 1 2012
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
DECATUR COUNTY IN CENTRAL INDIANA...
SOUTHWESTERN RUSH COUNTY IN CENTRAL INDIANA...
* UNTIL 1145 PM EDT
* AT 1106 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED 10 MILES SOUTHWEST OF RUSHVILLE...OR 13 MILES
EAST OF SHELBYVILLE...AND MOVING SOUTH AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
GREENSBURG...
SANDUSKY...
ADAMS...
MILFORD...
NEWPOINT...
LETTS...
MILLHOUSEN...
WESTPORT...
THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 124 AND 143.
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.
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3919 8543 3918 8548 3914 8556 3913 8560
3951 8563 3957 8563 3958 8544 3926 8530
TIME...MOT...LOC 0309Z 343DEG 33KT 3947 8553
WIND...HAIL <50MPH 1.00IN
$$
AB/RYAN1 follow-up statement
881
WWUS53 KIND 020324
SVSIND
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1124 PM EDT SUN APR 1 2012
INC031-139-020345-
/O.CON.KIND.SV.W.0086.000000T0000Z-120402T0345Z/
DECATUR-RUSH-
1124 PM EDT SUN APR 1 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DECATUR AND
SOUTHWESTERN RUSH COUNTIES UNTIL 1145 PM EDT...
AT 1120 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS
STORM WAS LOCATED 7 MILES NORTH OF GREENSBURG...OR 16 MILES EAST OF
SHELBYVILLE...MOVING SOUTH AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
GREENSBURG...NEWPOINT...LETTS...MILLHOUSEN AND WESTPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.
&&
LAT...LON 3919 8543 3918 8548 3914 8556 3913 8560
3950 8562 3952 8541 3926 8530
TIME...MOT...LOC 0324Z 343DEG 33KT 3940 8549
WIND...HAIL <50MPH 1.00IN
$$
RYANThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 9:28 PM EDT | Special Weather Statement | IND | Delaware | 47 min |
| Apr 1, 9:32 PM EDT | Special Weather Statement | IND | Hamilton | 43 min |
| Apr 1, 9:42 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Hancock, Henry, Madison | 33 min |
| Apr 1, 9:52 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hamilton, Marion | 23 min |
| Apr 1, 10:14 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Henry, Rush | 31 min |
| Apr 1, 10:16 PM EDT | Severe Thunderstorm Warning | IND | Hamilton, Hancock, Marion, Shelby | 29 min |
| Apr 1, 10:44 PM EDT | Severe Thunderstorm Warning | IND | Rush | 31 min |
| Apr 1, 10:45 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Marion, Shelby | 30 min |
| Apr 1, 11:14 PM EDT | Severe Thunderstorm Warning | IND | Bartholomew, Decatur, Shelby | 46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.