Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 72, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Aug 7, 2021, 12:08 PM EDT for Allen County, Indiana. It was in force for 37 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
- Aug 7, 2021, 12:08 PM EDT (16:08 UTC)
- Expired
- Aug 7, 2021, 12:45 PM EDT
- In force
- 37 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Allen County, IN
The radar
The Northern Indiana radar (KIWX), 58 km from the middle of the area, began a volume at 16:09 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 nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 4.1 hours before the alert went out and 215 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.
- Mixed-layer CAPE
- 50 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 920 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
141
WUUS53 KIWX 071608
SVRIWX
INC003-071645-
/O.NEW.KIWX.SV.W.0072.210807T1608Z-210807T1645Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
1208 PM EDT Sat Aug 7 2021
The National Weather Service in Northern Indiana has issued a
* Severe Thunderstorm Warning for...
North central Allen County in northeastern Indiana...
* Until 1245 PM EDT.
* At 1208 PM EDT, a severe thunderstorm was located near Huntertown,
or 9 miles south of Garrett, moving southeast at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Fort Wayne, Huntertown, Grabill, Leo-cedarville and Cuba.
This includes the following highways...
Interstate 469 between mile markers 22 and 30.
Interstate 69 in Indiana between mile markers 316 and 321.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4109 8500 4123 8518 4127 8513 4126 8505
4127 8488
TIME...MOT...LOC 1608Z 296DEG 15KT 4122 8508
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
FISHER1 follow-up statement
161
WWUS53 KIWX 071636
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
1236 PM EDT Sat Aug 7 2021
INC003-071645-
/O.EXP.KIWX.SV.W.0072.000000T0000Z-210807T1645Z/
Allen IN-
1236 PM EDT Sat Aug 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL ALLEN COUNTY
WILL EXPIRE AT 1245 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds and heavy rain are still possible with this thunderstorm.
LAT...LON 4109 8500 4123 8518 4127 8513 4126 8505
4127 8488
TIME...MOT...LOC 1635Z 300DEG 15KT 4115 8498
$$
FISHERThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 8:00 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko | 30 min |
| Aug 6, 8:30 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, LaGrange, Noble | 45 min |
| Aug 6, 9:31 PM EDT | Special Weather Statement | IWX | DeKalb | 44 min |
| Aug 6, 11:09 PM EDT | Special Weather Statement | IWX | LaPorte | 36 min |
| Aug 7, 12:23 AM EDT | Areal Flood Advisory | IWX | Elkhart, Saint Joseph | 3 hr |
| Aug 7, 12:57 AM EDT | Special Weather Statement | IWX | Marshall | 33 min |
| Aug 7, 1:21 AM EDT | Special Weather Statement | IWX | Kosciusko | 24 min |
| Aug 7, 2:18 AM EDT | Special Weather Statement | IWX | Noble | 27 min |
| Aug 7, 3:13 AM EDT | Special Weather Statement | IWX | Huntington, Wabash | 32 min |
| Aug 7, 3:44 AM EDT | Special Weather Statement | IWX | Pulaski | 31 min |
| Aug 7, 5:25 AM EDT | Special Weather Statement | IWX | Fulton | 35 min |
| Aug 7, 5:28 AM EDT | Special Weather Statement | IWX | Kosciusko | 32 min |
| Aug 7, 11:58 AM EDT | Special Weather Statement | IWX | Allen | 32 min |
| Aug 7, 5:01 PM EDT | Special Weather Statement | IWX | Huntington | 29 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.