Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 45, 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, 6:16 PM CDT for LaPorte County, Saint Joseph County, Indiana; Berrien County, Michigan. It was in force for 44 min. 3 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
Jun 26, 2021, 6:16 PM CDT (23:16 UTC)
Expired
Jun 26, 2021, 7:00 PM CDT
In force
44 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), 89 km from the middle of the area, began a volume at 23:20 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
Jun 26, 6:25 PM CDTTSTM WND DMG1 Ese Harbert, MIREPORTS OF TREES DOWN AROUND BERRIEN COUNTY, WITH SEVERAL AREAS OF FOCUS, INCLUDING CHIKAMING TWP.
Jun 26, 6:45 PM CDTTSTM WND DMG2 Se Eau Claire, MIREPORTS OF TREES DOWN AROUND BERRIEN COUNTY, WITH SEVERAL AREAS OF FOCUS, INCLUDING BERRIEN TOWNSHIP.
Jun 26, 6:59 PM CDTTSTM WND DMG2 W Niles, MIA COUPLE OF LARGE TREE LIMBS DOWN. TIME ESTIMATED BY RADAR.

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
Jun 26, 12:05 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.3 hours before the alert went out and 259 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.

779 
WUUS53 KIWX 262316
SVRIWX
INC091-141-MIC021-270000-
/O.NEW.KIWX.SV.W.0045.210626T2316Z-210627T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
716 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...
  Northwestern La Porte County in northwestern Indiana...
  Berrien County in southwestern Michigan...

* Until 800 PM EDT/700 PM CDT/.

* At 715 PM EDT/615 PM CDT/, severe thunderstorms were located along
  a line extending from near Three Oaks to Trail Creek, moving
  northeast at 45 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Severe thunderstorms will be near...
  Shorewood-Tower Hill around 720 PM EDT.
  Bridgman and Shorewood-Tower Hills-Harbert around 725 PM EDT.
  Three Oaks around 735 PM EDT.
  Berrien Springs around 740 PM EDT.
  Buchanan around 750 PM EDT.
  Niles around 800 PM EDT.

Other locations impacted by these severe thunderstorms include Union
Pier, Grand Beach, Glendora, Sodus, New Troy, Michiana Shores,
Harbert, Bertrand, Pottawattomie Park and Sawyer.

This includes the following highways...
 Interstate 80 in Indiana between mile markers 61 and 68.
 Interstate 94 in Indiana between mile markers 42 and 45.
 Interstate 94 in Michigan between mile markers 0 and 21.

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.

&&

LAT...LON 4176 8622 4171 8691 4182 8679 4192 8666
      4198 8662 4214 8623
TIME...MOT...LOC 2315Z 242DEG 39KT 4183 8666 4171 8685 

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

JBALL
1 follow-up statement
236 
WWUS53 KIWX 262342
SVSIWX

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

INC091-262351-
/O.CAN.KIWX.SV.W.0045.000000T0000Z-210627T0000Z/
La Porte IN-
742 PM EDT Sat Jun 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN LA PORTE COUNTY
IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1000 PM EDT for north central
and northwestern Indiana...and southwestern Michigan.

LAT...LON 4176 8622 4174 8652 4176 8653 4176 8659
      4193 8648 4206 8644 4214 8623
TIME...MOT...LOC 2341Z 242DEG 39KT 4196 8634 4184 8653 

$$

INC141-MIC021-270000-
/O.CON.KIWX.SV.W.0045.000000T0000Z-210627T0000Z/
St. Joseph IN-Berrien MI-
742 PM EDT Sat Jun 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHWESTERN ST. JOSEPH AND SOUTHEASTERN BERRIEN COUNTIES...

At 741 PM EDT, severe thunderstorms were located along a line
extending from Berrien Springs to near Three Oaks, moving northeast
at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

These severe storms will be near...
  Berrien Springs around 800 PM EDT.
  Niles around 805 PM EDT.

Other locations impacted by these severe thunderstorms include Spinks
Corners, Galien, Glendora, Sodus, Eau Claire, Bertrand and Dayton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM EDT for north central
and northwestern Indiana...and southwestern Michigan.

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

&&

LAT...LON 4176 8622 4174 8652 4176 8653 4176 8659
      4193 8648 4206 8644 4214 8623
TIME...MOT...LOC 2341Z 242DEG 39KT 4196 8634 4184 8653 

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

JBALL

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, 3:38 PM CDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph24 min
Jun 26, 5:16 PM CDTSpecial Marine WarningIWX95 min
Jun 26, 5:44 PM CDTSevere Thunderstorm WarningIWXLaPorte, Pulaski, Starke61 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.