Alert archive / Indiana / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 69, NWS Indianapolis, IN

April 28, 20175 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 28, 2017, 7:18 PM EDT for 5 counties in Indiana. It was in force for 42 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
Apr 28, 2017, 7:18 PM EDT (23:18 UTC)
Expired
Apr 28, 2017, 8:00 PM EDT
In force
42 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bartholomew County, IN, Brown County, IN, Johnson County, IN, Monroe County, IN, Morgan County, IN

The radar

The Indianapolis radar (KIND), 50 km from the middle of the area, began a volume at 23:17 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
Apr 28, 7:42 PM EDTTSTM WND DMG2 Sw Gnaw Bone, INTREES DOWN IN THE AREA. TIME RADAR ESTIMATED.
Apr 28, 7:42 PM EDTTSTM WND DMG2 Sw Gnaw Bone, INTREES DOWN IN THE AREA. TIME RADAR ESTIMATED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 215 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 2017-04-28Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2017-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897117136Sfc1 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
1025 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

779 
WUUS53 KIND 282318
SVRIND
INC005-013-081-105-109-290000-
/O.NEW.KIND.SV.W.0069.170428T2318Z-170429T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
718 PM EDT FRI APR 28 2017

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Northeastern Monroe County in south central Indiana...
  Southeastern Morgan County in central Indiana...
  Southwestern Johnson County in central Indiana...
  Northwestern Bartholomew County in central Indiana...
  Brown County in south central Indiana...

* Until 800 PM EDT.

* At 718 PM EDT, a severe thunderstorm was located near Bloomington,
  moving northeast at 60 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Public. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Martinsville, Nashville, Princes Lakes, Trafalgar, Morgantown,
  Mahalasville, Peoga, Helmsburg, Lake Lemon, Gnaw Bone, Beanblossom,
  Yellowwood Lake, Spearsville, Woodville Hills and Unionville.

This includes Interstate 65 between mile markers 71 and 72.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3909 8638 3933 8656 3953 8620 3924 8594
TIME...MOT...LOC 2318Z 240DEG 51KT 3920 8640 

HAIL...<.75IN
WIND...60MPH
 
$$

TDUD
3 follow-up statements
605 
WWUS53 KIND 282335
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
735 PM EDT FRI APR 28 2017

INC005-013-081-105-109-290000-
/O.CON.KIND.SV.W.0069.000000T0000Z-170429T0000Z/
Monroe IN-Morgan IN-Johnson IN-Bartholomew IN-Brown IN-
735 PM EDT FRI APR 28 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHEASTERN MONROE...SOUTHEASTERN MORGAN...SOUTHWESTERN
JOHNSON...NORTHWESTERN BARTHOLOMEW AND BROWN COUNTIES...

At 734 PM EDT, a severe thunderstorm was located 7 miles northeast of
Nashville, or 12 miles west of Columbus, moving east at 55 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Public. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Nashville, Princes Lakes, Trafalgar, Morgantown, Mahalasville, Peoga,
Helmsburg, Lake Lemon, Gnaw Bone, Beanblossom, Yellowwood Lake,
Spearsville and Woodville Hills.

This includes Interstate 65 between mile markers 71 and 72.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3909 8638 3936 8642 3953 8620 3924 8594
TIME...MOT...LOC 2334Z 247DEG 49KT 3928 8613 

HAIL...<.75IN
WIND...60MPH
 
$$

TDUD
908 
WWUS53 KIND 282345
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
745 PM EDT FRI APR 28 2017

INC105-109-282355-
/O.CAN.KIND.SV.W.0069.000000T0000Z-170429T0000Z/
Monroe IN-Morgan IN-
745 PM EDT FRI APR 28 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONROE AND
SOUTHEASTERN MORGAN COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3946 8625 3949 8625 3953 8620 3924 8594
      3916 8617
TIME...MOT...LOC 2345Z 234DEG 38KT 3934 8605 

$$

INC005-013-081-290000-
/O.CON.KIND.SV.W.0069.000000T0000Z-170429T0000Z/
Johnson IN-Bartholomew IN-Brown IN-
745 PM EDT FRI APR 28 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHWESTERN JOHNSON...NORTHWESTERN BARTHOLOMEW AND NORTHEASTERN
BROWN COUNTIES...

At 745 PM EDT, a severe thunderstorm was located 10 miles south of
Franklin, or 11 miles northwest of Columbus, moving northeast at 45
mph.

HAZARD...60 mph wind gusts. 

SOURCE...Public. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Princes Lakes, Trafalgar, Peoga, Gnaw Bone and Spearsville. 

This includes Interstate 65 between mile markers 71 and 72.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3946 8625 3949 8625 3953 8620 3924 8594
      3916 8617
TIME...MOT...LOC 2345Z 234DEG 38KT 3934 8605 

HAIL...<.75IN
WIND...60MPH
 
$$

TDUD
624 
WWUS53 KIND 282354
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
754 PM EDT FRI APR 28 2017

INC005-013-081-290004-
/O.EXP.KIND.SV.W.0069.000000T0000Z-170429T0000Z/
Johnson IN-Bartholomew IN-Brown IN-
754 PM EDT FRI APR 28 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN JOHNSON...
NORTHWESTERN BARTHOLOMEW AND NORTHEASTERN BROWN COUNTIES WILL EXPIRE
AT 800 PM EDT...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area.  Therefore, the warning will be allowed to expire.

LAT...LON 3946 8625 3949 8625 3953 8620 3924 8594
      3916 8617
TIME...MOT...LOC 2354Z 240DEG 51KT 3939 8593 

$$

TDUD

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 11:31 AM EDTFlash Flood WatchINDBartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more66 hr
Apr 28, 12:47 PM EDTRiver Flood WarningINDGreene, Monroe, Owen14 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDDaviess, Greene, Knox16 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDDaviess, Greene, Knox16 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike18 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDDaviess, Gibson, Knox, Pike20 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDGibson, Knox23 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDCarroll, Tippecanoe, White4 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDCarroll, Tippecanoe, White58 hr
Apr 28, 12:47 PM EDTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren16 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDFountain, Parke, Vermillion, Warren17 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo21 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDParke, Vermillion, Vigo17 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDSullivan, Vigo21 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDKnox, Sullivan37 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDKnox, Sullivan38 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDKnox28 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDGibson, Knox, Posey22 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDTippecanoe10 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDClay, Greene9 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDJackson, Lawrence, Washington15 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDLawrence, Martin17 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDLawrence, Martin8 days
Apr 28, 12:47 PM EDTRiver Flood WarningINDMontgomery, Parke4 days
Apr 28, 5:04 PM EDTSevere Thunderstorm WarningINDParke, Vermillion, Vigo20 min
Apr 28, 6:11 PM EDTSevere Thunderstorm WarningINDClay, Greene, Knox, Sullivan34 min
Apr 28, 6:20 PM EDTAreal Flood AdvisoryINDClay, Parke, Vermillion, Vigo3 hr
Apr 28, 7:29 PM EDTAreal Flood AdvisoryINDBrown, Clay, Greene, Johnson, Knox, Monroe and 3 more4 hr
Apr 28, 7:43 PM EDTSevere Thunderstorm WarningINDBartholomew, Decatur, Hancock, Johnson, Rush, Shelby32 min
Apr 28, 7:47 PM EDTTornado WarningINDBartholomew, Decatur28 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.