Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 86, NWS Indianapolis, IN

April 26, 2011Fountain County, Montgomery County, Parke County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 26, 2011, 9:21 PM EDT for Fountain County, Montgomery County, Parke County, Indiana. It was in force for 39 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
Apr 26, 2011, 9:21 PM EDT (01:21 UTC)
Expired
Apr 26, 2011, 10:00 PM EDT
In force
39 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Fountain County, IN, Montgomery County, IN, Parke County, IN

The radar

The Indianapolis radar (KIND), 69 km from the middle of the area, began a volume at 01:21 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 26, 3:02 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.4 hours before the alert went out and 135 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, Lincoln, IL at 00:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1179 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
125 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.

483 
WUUS53 KIND 270121
SVRIND
INC045-107-121-270200-
/O.NEW.KIND.SV.W.0086.110427T0121Z-110427T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
921 PM EDT TUE APR 26 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN FOUNTAIN COUNTY IN WEST CENTRAL INDIANA...
  SOUTHWESTERN MONTGOMERY COUNTY IN WEST CENTRAL INDIANA...
  NORTHERN PARKE COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 1000 PM EDT

* AT 918 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR ROCKVILLE...OR 23 MILES SOUTHWEST OF
  CRAWFORDSVILLE...AND MOVING NORTHEAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WAVELAND AND WALLACE AROUND 940 PM EDT...
  SHADES STATE PARK AROUND 945 PM EDT...
  ALAMO AROUND 950 PM EDT...
  NEW MARKET AROUND 955 PM EDT...
  CRAWFORDSVILLE AROUND 1000 PM EDT...

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 27 AND 33.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4014 8699 3996 8678 3987 8692 3988 8702
      3982 8702 3971 8722 3984 8737
TIME...MOT...LOC 0121Z 229DEG 24KT 3984 8720
WIND...HAIL <50MPH 1.00IN

$$

77/TDUD
2 follow-up statements
401 
WWUS53 KIND 270144
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
944 PM EDT TUE APR 26 2011

INC045-270154-
/O.CAN.KIND.SV.W.0086.000000T0000Z-110427T0200Z/
FOUNTAIN-
944 PM EDT TUE APR 26 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FOUNTAIN COUNTY
IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

LAT...LON 3996 8714 3996 8710 3999 8710 4011 8696
      3996 8678 3988 8691 3988 8702 3982 8702
      3982 8712 3990 8722
TIME...MOT...LOC 0144Z 229DEG 24KT 3994 8705

$$

INC107-121-270200-
/O.CON.KIND.SV.W.0086.000000T0000Z-110427T0200Z/
MONTGOMERY-PARKE-
944 PM EDT TUE APR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
PARKE AND SOUTHERN MONTGOMERY COUNTIES UNTIL 1000 PM EDT...

AT 941 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 12 MILES SOUTHWEST OF CRAWFORDSVILLE...MOVING
NORTHEAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  NEW MARKET AROUND 955 PM EDT...
  CRAWFORDSVILLE AROUND 1000 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

&&

LAT...LON 3996 8714 3996 8710 3999 8710 4011 8696
      3996 8678 3988 8691 3988 8702 3982 8702
      3982 8712 3990 8722
TIME...MOT...LOC 0144Z 229DEG 24KT 3994 8705
WIND...HAIL <50MPH 1.00IN

$$

45/SMF
428 
WWUS53 KIND 270158
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
958 PM EDT TUE APR 26 2011

INC107-121-270205-
/O.EXP.KIND.SV.W.0086.000000T0000Z-110427T0200Z/
MONTGOMERY-PARKE-
958 PM EDT TUE APR 26 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PARKE AND
SOUTHERN MONTGOMERY COUNTIES WILL EXPIRE AT 1000 PM EDT/900 PM
CDT/...

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

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

LAT...LON 3996 8714 3996 8710 3999 8710 4011 8696
      3996 8678 3988 8691 3988 8702 3982 8702
      3982 8712 3990 8722
TIME...MOT...LOC 0155Z 229DEG 24KT 3999 8698

$$

77/TDUD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 8:26 PM EDTSevere Thunderstorm WarningINDCarroll34 min
Apr 26, 9:34 PM EDTSevere Thunderstorm WarningINDCarroll, Clinton, Howard, Tippecanoe41 min
Apr 26, 11:35 PM EDTFlash Flood WarningINDDaviess, Greene, Knox, Lawrence, Martin, Monroe and 1 more5 hr
Apr 26, 11:42 PM EDTSevere Thunderstorm WarningINDDaviess, Greene, Knox, Sullivan24 min
Apr 27, 12:48 AM EDTFlash Flood WarningINDBartholomew, Brown, Decatur, Jackson, Jennings5 hr
Apr 27, 1:10 AM EDTSevere Thunderstorm WarningINDDecatur, Jennings50 min
Apr 27, 2:06 AM EDTSpecial Weather StatementINDClinton, Howard, Tipton39 min
Apr 27, 5:32 AM EDTAreal Flood WarningINDBartholomew, Jackson, Jennings30 hr
Apr 27, 7:04 PM EDTSevere Thunderstorm WarningINDBoone, Hendricks, Marion41 min
Apr 27, 7:05 PM EDTTornado WarningINDBoone, Hendricks, Marion40 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.