Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 39, NWS Indianapolis, IN

June 26, 20214 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 26, 2021, 8:21 PM EDT for 4 counties in Indiana. It was in force for 24 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 26, 2021, 8:21 PM EDT (00:21 UTC)
Expired
Jun 26, 2021, 8:45 PM EDT
In force
24 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Fountain County, IN, Montgomery County, IN, Vermillion County, IN, Warren County, IN

The radar

The Indianapolis radar (KIND), 98 km from the middle of the area, began a volume at 00:22 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
Jun 26, 7:47 PM EDTSevere Thunderstorm WatchSPC3 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 0.4 hours before the alert went out and 112 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 2021-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 33 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, Lincoln, IL at 00:00Z on 2021-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 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
33 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
1160 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

821 
WUUS53 KIND 270021
SVRIND
INC045-107-165-171-270045-
/O.NEW.KIND.SV.W.0039.210627T0021Z-210627T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
821 PM EDT Sat Jun 26 2021

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Fountain County in west central Indiana...
  Warren County in west central Indiana...
  Northwestern Vermillion County in west central Indiana...
  Northwestern Montgomery County in west central Indiana...

* Until 845 PM EDT.

* At 820 PM EDT, a severe thunderstorm was located near Westville, or
  8 miles south of Danville, moving northeast at 50 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* This severe thunderstorm will be near...
  Gessie around 825 PM EDT.
  Perrysville and Foster around 830 PM EDT.
  Covington around 835 PM EDT.
  Veedersburg around 840 PM EDT.

Other locations in the path of this severe thunderstorm include
Hillsboro, Newtown and Mellott.

This includes Interstate 74 between mile markers 1 and 31.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4032 8753 4048 8713 4048 8709 4022 8709
      4021 8699 4006 8693 3995 8731 3995 8742
      3993 8743 3993 8741 3989 8753
TIME...MOT...LOC 0020Z 241DEG 43KT 4003 8757 

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

AU/CP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 8:42 PM EDTSevere Thunderstorm WarningINDFountain, Montgomery, Tippecanoe, Warren48 min
Jun 26, 9:13 PM EDTSpecial Weather StatementINDCarroll32 min
Jun 26, 9:37 PM EDTSpecial Weather StatementINDHoward23 min
Jun 26, 9:56 PM EDTSpecial Weather StatementINDMontgomery34 min
Jun 26, 10:43 PM EDTSpecial Weather StatementINDClinton32 min
Jun 26, 11:15 PM EDTSpecial Weather StatementINDBoone30 min
Jun 27, 2:51 PM EDTSpecial Weather StatementINDMorgan24 min
Jun 27, 3:17 PM EDTSpecial Weather StatementINDHendricks, Marion, Morgan28 min
Jun 27, 3:45 PM EDTSpecial Weather StatementINDMarion30 min
Jun 27, 4:01 PM EDTSpecial Weather StatementINDHancock, Johnson, Shelby29 min
Jun 27, 4:26 PM EDTSpecial Weather StatementINDVigo34 min
Jun 27, 4:32 PM EDTSpecial Weather StatementINDRush, Shelby43 min
Jun 27, 4:53 PM EDTSevere Thunderstorm WarningINDRush37 min
Jun 27, 6:20 PM EDTSpecial Weather StatementINDClinton25 min
Jun 27, 6:48 PM EDTSpecial Weather StatementINDCarroll27 min
Jun 27, 7:20 PM EDTSpecial Weather StatementINDTippecanoe25 min
Jun 27, 7:46 PM EDTSpecial Weather StatementINDCarroll, Tippecanoe29 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2021Every severe thunderstorm warning in 2021

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.