Alert archive / Indiana / Tornado Warnings in 2021

Tornado Warning 12, NWS Northern Indiana

June 26, 2021Saint Joseph County, Indiana

NWS Northern Indiana issued this tornado warning at Jun 26, 2021, 4:09 PM EDT for Saint Joseph County, Indiana. It was in force for 36 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, 4:09 PM EDT (20:09 UTC)
Expired
Jun 26, 2021, 4:45 PM EDT
In force
36 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Saint Joseph County, IN

The radar

The Northern Indiana radar (KIWX), 54 km from the middle of the area, began a volume at 20:10 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, 1:05 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 8.2 hours before the alert went out and 255 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, Detroit, MI at 12:00Z on 2021-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 492 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, Detroit, MI at 12:00Z on 2021-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
492 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
493 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

969 
WFUS53 KIWX 262009
TORIWX
INC141-262045-
/O.NEW.KIWX.TO.W.0012.210626T2009Z-210626T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Northern Indiana
409 PM EDT Sat Jun 26 2021

The National Weather Service in Northern Indiana has issued a

* Tornado Warning for...
  Northeastern St. Joseph County in north central Indiana...

* Until 445 PM EDT.
    
* At 409 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Gulivoire Park, moving northeast at 35 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  South Bend around 415 PM EDT.
  Mishawaka, Georgetown and Roseland around 425 PM EDT.

Other locations in the path of this tornadic thunderstorm include
Osceola and Granger.

This includes Interstate 80 in Indiana between mile markers 76 and
87.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If in a mobile home, a
vehicle or outdoors, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 4176 8606 4164 8606 4157 8632 4162 8641
      4176 8622
TIME...MOT...LOC 2009Z 230DEG 30KT 4161 8631 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

MCS
3 follow-up statements
916 
WWUS53 KIWX 262016
SVSIWX

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

INC141-262045-
/O.CON.KIWX.TO.W.0012.000000T0000Z-210626T2045Z/
St. Joseph IN-
416 PM EDT Sat Jun 26 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
NORTHEASTERN ST. JOSEPH COUNTY...
    
At 416 PM EDT, a severe thunderstorm capable of producing a tornado
was located over South Bend, moving northeast at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

* This dangerous storm will be near...
  Mishawaka and Georgetown around 425 PM EDT.

Other locations in the path of this tornadic thunderstorm include
Granger and Osceola.

LAT...LON 4161 8627 4166 8632 4176 8620 4176 8606
      4167 8606
TIME...MOT...LOC 2016Z 231DEG 31KT 4165 8623 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

MCS
008 
WWUS53 KIWX 262027
SVSIWX

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

INC141-262045-
/O.CON.KIWX.TO.W.0012.000000T0000Z-210626T2045Z/
St. Joseph IN-
427 PM EDT Sat Jun 26 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
NORTHEASTERN ST. JOSEPH COUNTY...
    
At 427 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Mishawaka, moving northeast at 30 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

* This dangerous storm will be near...
  Granger around 435 PM EDT.

LAT...LON 4167 8617 4169 8620 4176 8613 4176 8606
      4171 8606
TIME...MOT...LOC 2027Z 230DEG 27KT 4170 8615 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

MCS
509 
WWUS53 KIWX 262039
SVSIWX

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

INC141-262049-
/O.EXP.KIWX.TO.W.0012.000000T0000Z-210626T2045Z/
St. Joseph IN-
439 PM EDT Sat Jun 26 2021

...THE TORNADO WARNING FOR NORTHEASTERN ST. JOSEPH COUNTY WILL EXPIRE
AT 445 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

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

LAT...LON 4167 8617 4169 8620 4176 8613 4176 8606
      4171 8606
TIME...MOT...LOC 2039Z 230DEG 30KT 4176 8605 

$$

MCS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 9:17 PM EDTTornado WarningIWXCass28 min
Jun 25, 9:24 PM EDTTornado WarningIWXDeKalb14 min
Jun 25, 9:43 PM EDTTornado WarningIWXCass9 min
Jun 25, 10:37 PM EDTTornado WarningIWXFulton, Pulaski38 min
Jun 25, 10:58 PM EDTAreal Flood AdvisoryIWXFulton, Kosciusko, Pulaski3 hr
Jun 25, 11:52 PM EDTAreal Flood AdvisoryIWXFulton, Kosciusko, Marshall, Starke3 hr
Jun 25, 11:58 PM EDTSpecial Weather StatementIWXKosciusko32 min
Jun 26, 1:24 AM EDTAreal Flood AdvisoryIWXElkhart, Kosciusko, LaPorte, Marshall, Saint Joseph, Starke3 hr
Jun 26, 1:28 AM EDTSpecial Weather StatementIWXElkhart32 min
Jun 26, 1:59 AM EDTSpecial Weather StatementIWXElkhart31 min
Jun 26, 10:35 AM EDTRiver Flood WarningIWXElkhart, Saint Joseph70 hr
Jun 26, 10:35 AM EDTRiver Flood WarningIWXLaPorte, Saint Joseph, Starke5 days
Jun 26, 1:36 PM EDTSpecial Marine WarningIWX114 min
Jun 26, 3:26 PM EDTSpecial Marine WarningIWX34 min
Jun 26, 3:58 PM EDTSevere Thunderstorm WarningIWXLaPorte, Starke47 min
Jun 26, 4:38 PM EDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph24 min
Jun 26, 6:16 PM EDTSpecial Marine WarningIWX95 min
Jun 26, 6:44 PM EDTSevere Thunderstorm WarningIWXLaPorte, Pulaski, Starke61 min
Jun 26, 7:16 PM EDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph44 min
Jun 26, 7:20 PM EDTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph, Starke40 min
Jun 26, 7:31 PM EDTTornado WarningIWXLaPorte, Saint Joseph14 min
Jun 26, 7:49 PM EDTSevere Thunderstorm WarningIWXPulaski, Starke, White41 min
Jun 26, 7:53 PM EDTSevere Thunderstorm WarningIWXElkhart, Saint Joseph52 min
Jun 26, 7:59 PM EDTSpecial Weather StatementIWXElkhart31 min

Nearby

Tornado Warnings in Indiana, 2021Every tornado warning in 2021Tornadoes 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.