Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 67, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 11, 2021, 3:11 PM EDT for Delaware County, Henry County, Randolph County, Indiana. It was in force for 49 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 11, 2021, 3:11 PM EDT (19:11 UTC)
- Expired
- Aug 11, 2021, 4:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Delaware County, IN, Henry County, IN, Randolph County, IN
The radar
The Indianapolis radar (KIND), 110 km from the middle of the area, began a volume at 19:10 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 nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.2 hours before the alert went out and 145 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
- 1853 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1037 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
144
WUUS53 KIND 111911
SVRIND
INC035-065-135-112000-
/O.NEW.KIND.SV.W.0067.210811T1911Z-210811T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
311 PM EDT Wed Aug 11 2021
The National Weather Service in Indianapolis has issued a
* Severe Thunderstorm Warning for...
Eastern Delaware County in east central Indiana...
Randolph County in east central Indiana...
Northeastern Henry County in east central Indiana...
* Until 400 PM EDT.
* At 311 PM EDT, a severe thunderstorm was located over Muncie,
moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Emergency management.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Selma and Prairie Creek Reservoir around 320 PM EDT.
Parker City around 325 PM EDT.
Other locations in the path of this severe thunderstorm include
Farmland, Winchester, Ridgeville, Saratoga and Union City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4001 8538 4038 8535 4038 8522 4031 8522
4031 8480 4001 8481
TIME...MOT...LOC 1911Z 266DEG 31KT 4017 8538
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
NIELD3 follow-up statements
698
WWUS53 KIND 111927
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
327 PM EDT Wed Aug 11 2021
INC035-065-111935-
/O.CAN.KIND.SV.W.0067.000000T0000Z-210811T2000Z/
Delaware IN-Henry IN-
327 PM EDT Wed Aug 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DELAWARE AND
NORTHEASTERN HENRY COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4001 8521 4031 8522 4031 8480 4001 8481
TIME...MOT...LOC 1925Z 265DEG 34KT 4015 8503
$$
INC135-112000-
/O.CON.KIND.SV.W.0067.000000T0000Z-210811T2000Z/
Randolph IN-
327 PM EDT Wed Aug 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR RANDOLPH COUNTY...
At 325 PM EDT, a severe thunderstorm was located near Winchester, or
17 miles southeast of Dunkirk, moving east at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Emergency management. Just after 300 PM EDT, partial
collapse of a metal warehouse structure was reported near
Muncie.
IMPACT...Expect damage to roofs, siding, and trees.
This severe storm will be near...
Winchester around 330 PM EDT.
Other locations in the path of this severe thunderstorm include Lynn,
Saratoga and Union City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4001 8521 4031 8522 4031 8480 4001 8481
TIME...MOT...LOC 1925Z 265DEG 34KT 4015 8503
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
NIELD318 WWUS53 KIND 111939 SVSIND Severe Weather Statement National Weather Service Indianapolis IN 339 PM EDT Wed Aug 11 2021 INC135-112000- /O.CON.KIND.SV.W.0067.000000T0000Z-210811T2000Z/ Randolph IN- 339 PM EDT Wed Aug 11 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR RANDOLPH COUNTY... At 338 PM EDT, a severe thunderstorm was located near Union City, or 14 miles west of Greenville, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of Randolph County. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4001 8514 4031 8502 4031 8480 4001 8481 TIME...MOT...LOC 1938Z 266DEG 31KT 4016 8488 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ NIELD
934
WWUS53 KIND 111956
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
356 PM EDT Wed Aug 11 2021
INC135-112006-
/O.EXP.KIND.SV.W.0067.000000T0000Z-210811T2000Z/
Randolph IN-
356 PM EDT Wed Aug 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR RANDOLPH COUNTY WILL EXPIRE AT
400 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.
LAT...LON 4001 8514 4031 8502 4031 8480 4001 8481
TIME...MOT...LOC 1956Z 266DEG 31KT 4017 8468
$$
NIELDThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 3:04 PM EDT | Special Weather Statement | IND | Randolph | 56 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.