Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 110, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Sep 14, 2021, 6:31 PM EDT for Cass County, Fulton County, Miami County, Indiana. It was in force for 29 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
- Sep 14, 2021, 6:31 PM EDT (22:31 UTC)
- Expired
- Sep 14, 2021, 7:00 PM EDT
- In force
- 29 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cass County, IN, Fulton County, IN, Miami County, IN
The radar
The Northern Indiana radar (KIWX), 51 km from the middle of the area, began a volume at 22:34 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 14, 3:08 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.5 hours before the alert went out and 232 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
- 1485 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 988 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 6.6
The text
As transmitted.
749
WUUS53 KIWX 142231
SVRIWX
INC017-049-103-142300-
/O.NEW.KIWX.SV.W.0110.210914T2231Z-210914T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
631 PM EDT Tue Sep 14 2021
The National Weather Service in Northern Indiana has issued a
* Severe Thunderstorm Warning for...
Southern Fulton County in north central Indiana...
Northeastern Cass County in north central Indiana...
Northwestern Miami County in north central Indiana...
* Until 700 PM EDT.
* At 631 PM EDT, a severe thunderstorm was located 10 miles southwest
of Rochester, moving northeast at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Rochester, Akron, Fulton, Macy, Nyena Lake, Leases Corner,
Deedsville, Athens, Twelve Mile, Metea, Grass Creek, Fletcher, Lake
Manitou, Gilead, Lucerne and Marshtown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4110 8608 4109 8608 4108 8607 4109 8602
4104 8602 4104 8595 4092 8594 4081 8636
4095 8647
TIME...MOT...LOC 2231Z 245DEG 35KT 4093 8629
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
NWS2 follow-up statements
125
WWUS53 KIWX 142243
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
643 PM EDT Tue Sep 14 2021
INC017-049-103-142300-
/O.CON.KIWX.SV.W.0110.000000T0000Z-210914T2300Z/
Fulton IN-Cass IN-Miami IN-
643 PM EDT Tue Sep 14 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR SOUTHEASTERN FULTON...NORTHEASTERN CASS AND NORTHWESTERN MIAMI
COUNTIES...
At 643 PM EDT, a severe thunderstorm was located near Fulton,
moving northeast at 40 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Rochester, Akron, Fulton, Macy, Nyena Lake, Leases Corner,
Deedsville, Athens, Twelve Mile, Metea, Fletcher, Gilead, Lucerne and
Marshtown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4110 8608 4109 8608 4108 8607 4109 8602
4104 8602 4104 8595 4092 8594 4081 8636
4090 8643
TIME...MOT...LOC 2243Z 245DEG 35KT 4098 8615
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
NWS857
WWUS53 KIWX 142256
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
656 PM EDT Tue Sep 14 2021
INC017-049-103-142306-
/O.EXP.KIWX.SV.W.0110.000000T0000Z-210914T2300Z/
Fulton IN-Cass IN-Miami IN-
656 PM EDT Tue Sep 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FULTON...
NORTHEASTERN CASS AND NORTHWESTERN MIAMI COUNTIES WILL EXPIRE AT 700
PM EDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However gusty winds are still possible with
this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
north central Indiana.
LAT...LON 4110 8608 4109 8608 4108 8607 4109 8602
4104 8602 4104 8595 4092 8594 4081 8636
4090 8643
TIME...MOT...LOC 2256Z 245DEG 35KT 4103 8601
$$
NWSThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 5:06 AM EDT | Beach Hazards Statement | IWX | 30 hr | |
| Sep 14, 1:37 PM EDT | Special Weather Statement | IWX | Steuben | 23 min |
| Sep 14, 4:43 PM EDT | Special Weather Statement | IWX | Pulaski, White | 47 min |
| Sep 14, 5:24 PM EDT | Special Weather Statement | IWX | Marshall | 36 min |
| Sep 14, 5:48 PM EDT | Special Weather Statement | IWX | Fulton | 42 min |
| Sep 14, 6:41 PM EDT | Special Weather Statement | IWX | Elkhart, LaGrange | 49 min |
| Sep 14, 7:09 PM EDT | Special Weather Statement | IWX | Cass, Huntington, Miami, Wabash | 66 min |
| Sep 14, 7:33 PM EDT | Special Weather Statement | IWX | LaGrange, Steuben | 42 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.