Alert archive / Indiana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 7, NWS Indianapolis, IN

February 24, 2017Decatur County, Jackson County, Jennings County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Feb 24, 2017, 5:27 PM EST for Decatur County, Jackson County, Jennings County, Indiana. It was in force for 33 min. 2 reports 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
Feb 24, 2017, 5:27 PM EST (22:27 UTC)
Expired
Feb 24, 2017, 6:00 PM EST
In force
33 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Decatur County, IN, Jackson County, IN, Jennings County, IN

The radar

The Indianapolis radar (KIND), 98 km from the middle of the area, began a volume at 22:29 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

TimeReportWhereRemark
Feb 24, 5:32 PM ESTHAIL 0.251 Nw Country Squire Lak, IN.
Feb 24, 5:32 PM ESTHAIL 0.25Scipio, INREPORT VIA TWITTER.

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.

IssuedProductOfficeLasted
Feb 24, 3:44 PM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.5 hours before the alert went out and 167 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 2017-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 20 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 12:00Z on 2017-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 291 square meters per square second.19395878Sfc1 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
20 J/kg
Mixed-layer CIN
-373 J/kg
Mixed-layer LCL
1048 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
291 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

638 
WUUS53 KIND 242227
SVRIND
INC031-071-079-242300-
/O.NEW.KIND.SV.W.0007.170224T2227Z-170224T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
527 PM EST FRI FEB 24 2017

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Southeastern Decatur County in central Indiana...
  Southeastern Jackson County in south central Indiana...
  Jennings County in southeastern Indiana...

* Until 600 PM EST.

* At 527 PM EST, a severe thunderstorm was located near Seymour,
  moving northeast at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Seymour, North Vernon, Vernon, Crothersville, Westport, Millhousen,
  Hayden, Paris Crossing, Country Squire Lakes, Butlerville and
  Nebraska.

This includes Interstate 65 between mile markers 37 and 50.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Indianapolis.

&&

LAT...LON 3888 8595 3922 8557 3927 8540 3928 8530
      3920 8544 3898 8544 3882 8566 3882 8570
      3883 8572 3881 8579 3875 8584
TIME...MOT...LOC 2227Z 224DEG 45KT 3889 8581 

HAIL...1.00IN
WIND...60MPH
 
$$

MRD/MR
2 follow-up statements
815 
WWUS53 KIND 242246
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
546 PM EST FRI FEB 24 2017

INC071-242256-
/O.CAN.KIND.SV.W.0007.000000T0000Z-170224T2300Z/
Jackson IN-
546 PM EST FRI FEB 24 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN JACKSON COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 1000 PM EST for
central and southeastern Indiana.

LAT...LON 3905 8570 3922 8557 3927 8540 3928 8530
      3920 8544 3898 8544 3882 8566 3882 8570
      3883 8572 3881 8579
TIME...MOT...LOC 2246Z 226DEG 38KT 3901 8560 

$$

INC031-079-242300-
/O.CON.KIND.SV.W.0007.000000T0000Z-170224T2300Z/
Decatur IN-Jennings IN-
546 PM EST FRI FEB 24 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EST
FOR SOUTHEASTERN DECATUR AND JENNINGS COUNTIES...

At 546 PM EST, a severe thunderstorm was located over North Vernon,
or 15 miles east of Seymour, moving northeast at 45 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
North Vernon, Vernon, Westport, Millhousen, Paris Crossing, Country
Squire Lakes, Butlerville and Nebraska.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Indianapolis.

&&

LAT...LON 3905 8570 3922 8557 3927 8540 3928 8530
      3920 8544 3898 8544 3882 8566 3882 8570
      3883 8572 3881 8579
TIME...MOT...LOC 2246Z 226DEG 38KT 3901 8560 

HAIL...1.00IN
WIND...60MPH
 
$$

MRD/MR
518 
WWUS53 KIND 242251
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
551 PM EST FRI FEB 24 2017

INC031-079-242300-
/O.CON.KIND.SV.W.0007.000000T0000Z-170224T2300Z/
Decatur IN-Jennings IN-
551 PM EST FRI FEB 24 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EST
FOR SOUTHEASTERN DECATUR AND CENTRAL JENNINGS COUNTIES...

At 551 PM EST, a severe thunderstorm was located near North Vernon,
or 19 miles east of Seymour, moving northeast at 50 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
North Vernon, Vernon, Millhousen, Butlerville, Paris Crossing and
Nebraska.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Indianapolis.

&&

LAT...LON 3913 8559 3923 8552 3927 8540 3928 8530
      3920 8544 3898 8544 3882 8566 3882 8570
      3883 8572 3882 8577
TIME...MOT...LOC 2251Z 224DEG 45KT 3906 8554 

HAIL...1.00IN
WIND...60MPH
 
$$

MRD/MR

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 2:08 PM ESTSpecial Weather StatementINDHendricks22 min
Feb 24, 3:05 PM ESTSpecial Weather StatementINDMadison25 min
Feb 24, 3:15 PM ESTSpecial Weather StatementINDDelaware15 min
Feb 24, 4:51 PM ESTSpecial Weather StatementINDDecatur24 min
Feb 24, 4:55 PM ESTSpecial Weather StatementINDRandolph35 min
Feb 24, 5:14 PM ESTSpecial Weather StatementINDDecatur, Jennings46 min
Feb 24, 5:20 PM ESTSevere Thunderstorm WarningINDDecatur, Rush25 min
Feb 24, 5:42 PM ESTSevere Thunderstorm WarningINDDecatur33 min
Feb 24, 5:56 PM ESTSevere Thunderstorm WarningINDDecatur, Jennings19 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2017Every severe thunderstorm warning in 2017

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.