Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 249, NWS Indianapolis, IN

June 21, 2011Hancock County, Marion County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 21, 2011, 5:26 PM EDT for Hancock County, Marion County, Indiana. It was in force for 22 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 21, 2011, 5:26 PM EDT (21:26 UTC)
Expired
Jun 21, 2011, 5:48 PM EDT
In force
22 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hancock County, IN, Marion County, IN

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.4 hours before the alert went out and 183 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.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2011-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2237 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2011-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -49 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2237 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
911 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-49 m²/s²
0-3 km storm-relative helicity
2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

429 
WUUS53 KIND 212126
SVRIND
INC059-097-212200-
/O.NEW.KIND.SV.W.0249.110621T2126Z-110621T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
526 PM EDT TUE JUN 21 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HANCOCK COUNTY IN CENTRAL INDIANA...
  SOUTHEASTERN MARION COUNTY IN CENTRAL INDIANA...

* UNTIL 600 PM EDT

* AT 524 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 6 MILES
  SOUTHEAST OF BEECH GROVE...OR 11 MILES SOUTHEAST OF INDIANAPOLIS...
  AND MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  NEW PALESTINE AROUND 535 PM EDT...
  CUMBERLAND AROUND 540 PM EDT...
  SPRING LAKE AROUND 545 PM EDT...
  GREENFIELD AROUND 555 PM EDT...

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 3970 8587 3970 8595 3966 8595 3964 8599
      3969 8611 3994 8585 3982 8562
TIME...MOT...LOC 2126Z 220DEG 22KT 3969 8598
WIND...HAIL 60MPH 1.00IN

$$

HOMANN/RYAN
2 follow-up statements
644 
WWUS53 KIND 212143
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
543 PM EDT TUE JUN 21 2011

INC059-097-212200-
/O.CON.KIND.SV.W.0249.000000T0000Z-110621T2200Z/
HANCOCK-MARION-
543 PM EDT TUE JUN 21 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HANCOCK AND
EAST CENTRAL MARION COUNTIES UNTIL 600 PM EDT...

AT 542 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 7 MILES
WEST OF GREENFIELD...OR 13 MILES EAST OF INDIANAPOLIS...MOVING
NORTHEAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  GREENFIELD AROUND 555 PM EDT...

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 3970 8591 3970 8592 3976 8604 3994 8585
      3982 8562
TIME...MOT...LOC 2143Z 220DEG 22KT 3977 8589
WIND...HAIL 60MPH 1.00IN

$$

HOMANN/RYAN
559 
WWUS53 KIND 212148
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
548 PM EDT TUE JUN 21 2011

INC059-097-212158-
/O.CAN.KIND.SV.W.0249.000000T0000Z-110621T2200Z/
HANCOCK-MARION-
548 PM EDT TUE JUN 21 2011

...THE SEVERE THUNDERSTORM WARNING FOR HANCOCK AND EAST CENTRAL
MARION COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 3970 8591 3970 8592 3976 8604 3994 8585
      3982 8562
TIME...MOT...LOC 2148Z 220DEG 22KT 3979 8586

$$

HOMANN/RYAN

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 8:23 PM EDTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren4 days
Jun 20, 9:55 PM EDTRiver Flood WarningINDFountain, Parke, Vermillion, Warren4 days
Jun 20, 9:55 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo60 hr
Jun 20, 9:55 PM EDTRiver Flood WarningINDSullivan, Vigo6 days
Jun 21, 1:12 PM EDTSpecial Weather StatementINDJennings48 min
Jun 21, 3:11 PM EDTAreal Flood WarningINDFountain, Tippecanoe, Warren24 hr
Jun 21, 3:19 PM EDTAreal Flood WarningINDBartholomew, Boone, Decatur, Hamilton, Hancock, Johnson and 2 more24 hr
Jun 21, 3:23 PM EDTSpecial Weather StatementINDJackson37 min
Jun 21, 3:53 PM EDTSevere Thunderstorm WarningINDJackson52 min
Jun 21, 4:23 PM EDTSpecial Weather StatementINDBartholomew37 min
Jun 21, 4:56 PM EDTSpecial Weather StatementINDDaviess, Knox49 min
Jun 21, 5:05 PM EDTSpecial Weather StatementINDJennings10 min
Jun 21, 5:21 PM EDTSpecial Weather StatementINDHancock39 min
Jun 21, 5:52 PM EDTSpecial Weather StatementINDParke38 min
Jun 21, 6:06 PM EDTSpecial Weather StatementINDHamilton39 min
Jun 21, 6:30 PM EDTSpecial Weather StatementINDBoone, Hendricks45 min
Jun 21, 6:38 PM EDTSpecial Weather StatementINDHoward, Tipton37 min
Jun 21, 7:02 PM EDTSpecial Weather StatementINDBoone, Clinton28 min
Jun 21, 7:05 PM EDTSpecial Weather StatementINDMontgomery40 min
Jun 21, 7:35 PM EDTSpecial Weather StatementINDCarroll10 min
Jun 21, 7:45 PM EDTSpecial Weather StatementINDWhite15 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.