Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 43, NWS Northern Indiana

June 26, 2021LaPorte County, Saint Joseph County, Indiana; Berrien County, Michigan

NWS Northern Indiana issued this severe thunderstorm warning at Jun 26, 2021, 3:38 PM CDT for LaPorte County, Saint Joseph County, Indiana; Berrien County, Michigan. 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, 3:38 PM CDT (20:38 UTC)
Expired
Jun 26, 2021, 4:02 PM CDT
In force
24 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties LaPorte County, IN, Saint Joseph County, IN, Berrien County, MI

The radar

The Northern Indiana radar (KIWX), 68 km from the middle of the area, began a volume at 20:39 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, 12:05 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.6 hours before the alert went out and 249 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 12:00Z on 2021-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 683 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, Lincoln, IL at 12:00Z on 2021-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 263 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
683 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
684 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
263 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

643 
WUUS53 KIWX 262038
SVRIWX
INC091-141-MIC021-262115-
/O.NEW.KIWX.SV.W.0043.210626T2038Z-210626T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
438 PM EDT Sat Jun 26 2021

The National Weather Service in Northern Indiana has issued a

* Severe Thunderstorm Warning for...
  Northwestern St. Joseph County in north central Indiana...
  Northeastern La Porte County in northwestern Indiana...
  Southeastern Berrien County in southwestern Michigan...

* Until 515 PM EDT/415 PM CDT/.

* At 437 PM EDT/337 PM CDT/, a severe thunderstorm was located near
  New Carlisle, or 11 miles east of La Porte, moving northeast at 50
  mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  South Bend, Niles, Buchanan, Georgetown, Gulivoire Park, New
  Carlisle, Roseland, Bertrand, Indian Village, Lydick, Chain-o-lakes
  and Crumstown.

This includes Interstate 80 in Indiana between mile markers 62 and
78.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 PM EDT/700 PM CDT/ for
north central and northwestern Indiana...and southwestern Michigan.

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4153 8653 4174 8653 4188 8623 4161 8622
TIME...MOT...LOC 2037Z 237DEG 42KT 4163 8650 

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

MCS
2 follow-up statements
966 
WWUS53 KIWX 262050 RRA
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
450 PM EDT Sat Jun 26 2021

INC091-262059-
/O.CAN.KIWX.SV.W.0043.000000T0000Z-210626T2115Z/
La Porte IN-
450 PM EDT Sat Jun 26 2021

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

A Tornado Watch remains in effect until 800 PM EDT for north central
Indiana...and southwestern Michigan.

LAT...LON 4155 8644 4175 8646 4184 8623 4161 8622
TIME...MOT...LOC 2049Z 238DEG 33KT 4168 8639 

$$

INC141-MIC021-262115-
/O.CON.KIWX.SV.W.0043.000000T0000Z-210626T2115Z/
St. Joseph IN-Berrien MI-
450 PM EDT Sat Jun 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR NORTHWESTERN ST. JOSEPH AND SOUTHEASTERN BERRIEN COUNTIES...

At 449 PM EDT, a severe thunderstorm was located near South Bend,
moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
South Bend, Niles, Georgetown, Gulivoire Park, New Carlisle,
Roseland, Bertrand, Indian Village, Lydick, Chain-o-lakes and
Crumstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 PM EDT for north central
Indiana...and southwestern Michigan.

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4155 8644 4175 8646 4184 8623 4161 8622
TIME...MOT...LOC 2049Z 238DEG 33KT 4168 8639 

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

MCS
992 
WWUS53 KIWX 262102
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
502 PM EDT Sat Jun 26 2021

INC141-MIC021-262111-
/O.CAN.KIWX.SV.W.0043.000000T0000Z-210626T2115Z/
St. Joseph IN-Berrien MI-
502 PM EDT Sat Jun 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN ST. JOSEPH AND
SOUTHEASTERN BERRIEN 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.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.

A Tornado Watch remains in effect until 800 PM EDT for north central
Indiana...and southwestern Michigan.

LAT...LON 4155 8644 4175 8646 4184 8623 4161 8622
TIME...MOT...LOC 2059Z 237DEG 42KT 4176 8623 

$$

MCS

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 8:17 PM CDTTornado WarningIWXCass28 min
Jun 25, 8:24 PM CDTTornado WarningIWXDeKalb14 min
Jun 25, 8:43 PM CDTTornado WarningIWXCass9 min
Jun 25, 9:37 PM CDTTornado WarningIWXFulton, Pulaski38 min
Jun 25, 9:58 PM CDTAreal Flood AdvisoryIWXFulton, Kosciusko, Pulaski3 hr
Jun 25, 10:52 PM CDTAreal Flood AdvisoryIWXFulton, Kosciusko, Marshall, Starke3 hr
Jun 25, 10:58 PM CDTSpecial Weather StatementIWXKosciusko32 min
Jun 26, 12:24 AM CDTAreal Flood AdvisoryIWXElkhart, Kosciusko, LaPorte, Marshall, Saint Joseph, Starke3 hr
Jun 26, 12:28 AM CDTSpecial Weather StatementIWXElkhart32 min
Jun 26, 12:59 AM CDTSpecial Weather StatementIWXElkhart31 min
Jun 26, 9:35 AM CDTRiver Flood WarningIWXElkhart, Saint Joseph70 hr
Jun 26, 9:35 AM CDTRiver Flood WarningIWXLaPorte, Saint Joseph, Starke5 days
Jun 26, 12:36 PM CDTSpecial Marine WarningIWX114 min
Jun 26, 2:26 PM CDTSpecial Marine WarningIWX34 min
Jun 26, 2:58 PM CDTSevere Thunderstorm WarningIWXLaPorte, Starke47 min
Jun 26, 3:09 PM CDTTornado WarningIWXSaint Joseph36 min
Jun 26, 5:16 PM CDTSpecial Marine WarningIWX95 min
Jun 26, 5:44 PM CDTSevere Thunderstorm WarningIWXLaPorte, Pulaski, Starke61 min
Jun 26, 6:16 PM CDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph44 min
Jun 26, 6:20 PM CDTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph, Starke40 min
Jun 26, 6:31 PM CDTTornado WarningIWXLaPorte, Saint Joseph14 min
Jun 26, 6:49 PM CDTSevere Thunderstorm WarningIWXPulaski, Starke, White41 min
Jun 26, 6:53 PM CDTSevere Thunderstorm WarningIWXElkhart, Saint Joseph52 min
Jun 26, 6:59 PM CDTSpecial Weather StatementIWXElkhart31 min
Jun 26, 1:29 AM CDTSpecial Weather StatementIWXSaint Joseph61 min
Jun 26, 1:55 AM CDTSpecial Weather StatementIWXSaint Joseph65 min
Jun 26, 2:28 AM CDTSpecial Weather StatementIWXSaint Joseph32 min
Jun 26, 2:16 PM CDTSevere Thunderstorm WarningIWXBerrien32 min
Jun 26, 2:30 PM CDTSpecial Weather StatementIWXBerrien30 min
Jun 26, 3:16 PM CDTSpecial Weather StatementIWXCass29 min
Jun 26, 3:25 PM CDTTornado WarningIWXCass25 min
Jun 26, 3:59 PM CDTTornado WarningIWXCass, Saint Joseph17 min
Jun 26, 4:07 PM CDTSpecial Weather StatementIWXCass23 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2021Severe Thunderstorm Warnings in Michigan, 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.