Alert archive / Indiana / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 21, NWS Northern Indiana

March 31, 2023Allen County, Huntington County, Whitley County, Indiana; Paulding County, Ohio

NWS Northern Indiana issued this severe thunderstorm warning at Mar 31, 2023, 11:13 PM EDT for Allen County, Huntington County, Whitley County, Indiana; Paulding County, Ohio. It was in force for 47 min. 14 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
Mar 31, 2023, 11:13 PM EDT (03:13 UTC)
Expired
Apr 1, 2023, 12:00 AM EDT
In force
47 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Allen County, IN, Huntington County, IN, Whitley County, IN, Paulding County, OH

The radar

The Northern Indiana radar (KIWX), 76 km from the middle of the area, began a volume at 03:16 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
Mar 31, 11:30 PM EDTTSTM WND DMG5 Nne New Haven, IN5 SEMIS BLOWN OVER. DAMAGE TO COMMERCIAL STRUCTURE. TREE ON HOME ON NEARBY DOTY RD. VEHICLES BLOWN INTO YARD.
Mar 31, 11:30 PM EDTTSTM WND GST 592 S Coesse, INMESONET STATION PDU05 NORTHEAST PURDUE AGRICULTURAL CE.
Mar 31, 11:30 PM EDTTSTM WND GST 623 Nne Fort Wayne, IN
Mar 31, 11:31 PM EDTTSTM WND GST 682 Ene Nine Mile, IN
Mar 31, 11:35 PM EDTTSTM WND GST 682 Ene Nine Mile, INDELAYED REPORT.
Mar 31, 11:36 PM EDTTORNADO3 N New Haven, INEF2 TORNADO BEGAN HERE AND TRAVELED NORTHEAST FOR 7.9 MILES, ENDING 1 MILE SOUTH OF HARLAN INDIANA. MAXIMUM WIDTH WAS 400 YARDS.
Mar 31, 11:36 PM EDTTORNADO3 N New Haven, INTORNADO BEGAN HERE AND TRAVELED NORTHEAST FOR 7.9 MILES, ENDING 1 MILE SOUTH OF HARLAN INDIANA. MAXIMUM WIDTH WAS 400 YARDS.
Mar 31, 11:40 PM EDTTSTM WND DMGHarlan, INNUMEROUS REPORTS OF LARGE TREES AND POWERLINES DOWNED. ALSO RECEIVED A REPORT OF VEHICLES BLOWN OFF ROAD.
Mar 31, 11:44 PM EDTTORNADO1 E Harlan, INEF0 TORNADO BEGAN HERE AND TRAVELED 1.1 MILES NORTHEAST, ENDING 2 MILES SOUTH OF GEORGETOWN. MAXIMUM WIDTH WAS 75 YARDS.
Mar 31, 11:44 PM EDTTORNADO1 E Harlan, INTORNADO BEGAN HERE AND TRAVELED 1.1 MILES NORTHEAST, ENDING 2 MILES SOUTH OF GEORGETOWN. MAXIMUM WIDTH WAS 75 YARDS.
Mar 31, 11:53 PM EDTTORNADO3 Ne Antwerp, OHCORRECTS PREVIOUS TORNADO REPORT FROM 3 NE ANTWERP. TORNADO BEGAN HERE AND TRAVELED 0.8 MILES NORTH, ENDING 3 NE ANTWERP. MAXIMUM WIDTH WAS 150 YARDS.
Mar 31, 11:53 PM EDTTORNADO3 Ne Antwerp, OHEF0 TORNADO BEGAN HERE AND TRAVELED 0.8 MILES NORTH, ENDING 3 NE ANTWERP. MAXIMUM WIDTH WAS 150 YARDS.
Mar 31, 11:53 PM EDTTORNADO3 Ne Antwerp, OHTORNADO BEGAN HERE AND TRAVELED 0.8 MILES NORTH, ENDING 3 NE ANTWERP. MAXIMUM WIDTH WAS 150 YARDS.
Apr 1, 12:00 AM EDTTSTM WND GST 641 Sse Wallen, INSMITH FIELD AIRPORT AWOS.

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
Mar 31, 7:59 PM EDTTornado WatchSPC7 hr
Mar 31, 11:09 PM EDTTornado WatchSPC4 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.2 hours before the alert went out and 205 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 00:00Z on 2023-04-01Temperature 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 00:00Z on 2023-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 456 square meters per square second.1939587897117Sfc1 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
799 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
456 m²/s²
0-3 km storm-relative helicity
400 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

303 
WUUS53 KIWX 010313
SVRIWX
INC003-069-183-OHC125-010400-
/O.NEW.KIWX.SV.W.0021.230401T0313Z-230401T0400Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
1113 PM EDT Fri Mar 31 2023

The National Weather Service in Northern Indiana has issued a

* Severe Thunderstorm Warning for...
  Allen County in northeastern Indiana...
  Southeastern Whitley County in northeastern Indiana...
  Northeastern Huntington County in northeastern Indiana...
  Western Paulding County in west central Ohio...

* Until midnight EDT.

* At 1112 PM EDT, severe thunderstorms were located along a line
  extending from near Churubusco to Huntington to near La Fontaine,
  moving east at 70 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Fort Wayne, New Haven, Huntertown, Paulding, Churubusco, Antwerp,
  Woodburn, Monroeville, Payne, Grabill, Aboite, Leo-cedarville,
  Middletown, Roanoke, Dixon, Latty, Cecil, Laud, Yoder and Edgerton
  In Allen County.

This includes the following highways...
 Interstate 469 between mile markers 0 and 30.
 Interstate 69 in Indiana between mile markers 294 and 321.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 300 AM EDT for northeastern
Indiana. A Tornado Watch also remains in effect until 500 AM EDT for
west central Ohio.

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

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

&&

LAT...LON 4099 8474 4099 8480 4095 8480 4093 8484
      4092 8555 4126 8534 4127 8480 4125 8480
      4125 8460 4110 8455
TIME...MOT...LOC 0312Z 256DEG 74KT 4118 8531 4089 8548 4074 8573 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MARSILI
1 follow-up statement
123 
WWUS53 KIWX 010328
SVSIWX

Severe Weather Statement
National Weather Service Northern Indiana
1128 PM EDT Fri Mar 31 2023

INC183-010337-
/O.CAN.KIWX.SV.W.0021.000000T0000Z-230401T0400Z/
Whitley IN-
1128 PM EDT Fri Mar 31 2023

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WHITLEY COUNTY IS
CANCELLED...

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

A Tornado Watch remains in effect until 300 AM EDT for northeastern
Indiana. A Tornado Watch also remains in effect until 500 AM EDT for
west central Ohio.

LAT...LON 4099 8474 4099 8480 4095 8480 4093 8484
      4092 8553 4101 8539 4101 8534 4106 8534
      4126 8518 4127 8484 4127 8480 4125 8480
      4125 8460 4110 8455
TIME...MOT...LOC 0327Z 243DEG 79KT 4128 8505 4107 8512 4095 8522 

$$

INC003-069-OHC125-010400-
/O.CON.KIWX.SV.W.0021.000000T0000Z-230401T0400Z/
Allen IN-Huntington IN-Paulding OH-
1128 PM EDT Fri Mar 31 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR ALLEN...NORTHEASTERN HUNTINGTON AND WESTERN PAULDING COUNTIES...

At 1127 PM EDT, severe thunderstorms were located along a line
extending from near Auburn to Fort Wayne to near Ossian, moving
northeast at 75 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Fort Wayne, New Haven, Huntertown, Paulding, Antwerp, Woodburn,
Monroeville, Payne, Grabill, Aboite, Leo-cedarville, Middletown,
Roanoke, Dixon, Latty, Cecil, Yoder, Edgerton In Allen County, Zulu
and Mcgill.

This includes the following highways...
 Interstate 469 between mile markers 0 and 30.
 Interstate 69 in Indiana between mile markers 294 and 321.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 300 AM EDT for northeastern
Indiana. A Tornado Watch also remains in effect until 500 AM EDT for
west central Ohio.

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

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

&&

LAT...LON 4099 8474 4099 8480 4095 8480 4093 8484
      4092 8553 4101 8539 4101 8534 4106 8534
      4126 8518 4127 8484 4127 8480 4125 8480
      4125 8460 4110 8455
TIME...MOT...LOC 0327Z 243DEG 79KT 4128 8505 4107 8512 4095 8522 

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

MARSILI

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 9:24 PM EDTSpecial Marine WarningIWX2 hr
Mar 31, 9:33 PM EDTTornado WarningIWXWhite42 min
Mar 31, 9:40 PM EDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph50 min
Mar 31, 9:52 PM EDTTornado WarningIWXPulaski, White38 min
Mar 31, 10:00 PM EDTSevere Thunderstorm Warning Considerable damage threatIWXLaPorte, Marshall, Saint Joseph, Starke45 min
Mar 31, 10:06 PM EDTSevere Thunderstorm WarningIWXCass, Fulton, Miami, Wabash, White39 min
Mar 31, 10:07 PM EDTTornado WarningIWXLaPorte, Starke23 min
Mar 31, 10:23 PM EDTSevere Thunderstorm Warning Considerable damage threatIWXCass, Fulton, Marshall, Pulaski, Starke, White52 min
Mar 31, 10:29 PM EDTTornado WarningIWXLaPorte, Marshall, Saint Joseph31 min
Mar 31, 10:43 PM EDTSevere Thunderstorm Warning Considerable damage threatIWXElkhart, Kosciusko, Marshall, Saint Joseph, Starke32 min
Mar 31, 10:45 PM EDTSevere Thunderstorm WarningIWXAllen, Cass, Grant, Huntington, Miami, Wabash and 1 more45 min
Mar 31, 10:52 PM EDTAreal Flood AdvisoryIWXLaPorte, Marshall, Saint Joseph, Starke3 hr
Mar 31, 11:18 PM EDTSevere Thunderstorm WarningIWXAdams, Allen, Huntington, Wabash, Wells57 min
Mar 31, 11:18 PM EDTSevere Thunderstorm Warning Considerable damage threatIWXAllen, DeKalb, Elkhart, Kosciusko, LaGrange, Noble and 2 more42 min
Mar 31, 11:20 PM EDTTornado WarningIWXGrant, Huntington, Miami, Wabash, Wells25 min
Mar 31, 11:31 PM EDTTornado WarningIWXAllen29 min
Mar 31, 11:41 PM EDTSevere Thunderstorm WarningIWXAdams, Blackford, Grant, Huntington, Jay, Wells34 min
Mar 31, 11:41 PM EDTTornado WarningIWXAllen34 min
Mar 31, 11:49 PM EDTSevere Thunderstorm WarningIWXDeKalb56 min
Apr 1, 12:03 AM EDTSevere Thunderstorm Warning Considerable damage threatIWXAdams, Allen57 min
Apr 1, 12:05 AM EDTSevere Thunderstorm Warning Considerable damage threatIWXAllen55 min
Apr 1, 12:14 AM EDTSevere Thunderstorm Warning Considerable damage threatIWXAdams, Jay16 min
Apr 1, 10:44 AM EDTHigh Wind WarningIWXAdams, Allen, Blackford, Grant, Huntington, Jay and 1 more6 hr
Apr 1, 12:11 AM EDTSevere Thunderstorm WarningIWXWilliams23 min
Apr 1, 12:52 AM EDTTornado WarningIWXAllen, Van Wert23 min
Apr 1, 12:58 AM EDTSevere Thunderstorm Warning Considerable damage threatIWXAllen, Putnam15 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2023Severe Thunderstorm Warnings in Ohio, 2023Every severe thunderstorm warning in 2023

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.