Alert archive / Indiana / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 21, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 20, 2017, 2:55 PM EDT for 4 counties in Indiana. It was in force for 35 min. 3 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 20, 2017, 2:55 PM EDT (18:55 UTC)
- Expired
- Mar 20, 2017, 3:30 PM EDT
- In force
- 35 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Boone County, IN, Clinton County, IN, Montgomery County, IN, Tippecanoe County, IN
The radar
The Indianapolis radar (KIND), 56 km from the middle of the area, began a volume at 18:58 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 20, 3:20 PM EDT | HAIL 0.88 | Darlington, IN | HAIL LASTED 4-5 MINUTES. |
| Mar 20, 3:30 PM EDT | HAIL 0.88 | 5 Nne Advance, IN | HAIL COVERING THE GROUND. |
| Mar 20, 3:35 PM EDT | HAIL 0.5 | Lebanon, IN | . |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 6.9 hours before the alert went out and 165 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1065 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 469 m²/s²
- 0-3 km storm-relative helicity
- 455 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted.
739
WUUS53 KIND 201855
SVRIND
INC011-023-107-157-201930-
/O.NEW.KIND.SV.W.0021.170320T1855Z-170320T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
255 PM EDT MON MAR 20 2017
The National Weather Service in Indianapolis has issued a
* Severe Thunderstorm Warning for...
Southeastern Tippecanoe County in west central Indiana...
Southwestern Clinton County in central Indiana...
Western Boone County in central Indiana...
Northern Montgomery County in west central Indiana...
* Until 330 PM EDT.
* At 255 PM EDT, a severe thunderstorm was located 7 miles northeast
of Crawfordsville, moving southeast at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Trained weather spotters.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Crawfordsville, Lebanon, Thorntown, Darlington, Linden, Colfax,
Clarks Hill, Advance, New Richmond and Ulen.
This includes the following highways...
Interstate 65 between mile markers 135 and 152.
Interstate 74 between mile markers 32 and 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows!
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Indianapolis.
&&
LAT...LON 4015 8642 4000 8640 3994 8658 4011 8700
4022 8708 4026 8674
TIME...MOT...LOC 1855Z 295DEG 29KT 4013 8681
HAIL...1.00IN
WIND...<50MPH
$$
MRD/DT2 follow-up statements
072
WWUS53 KIND 201909
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
309 PM EDT MON MAR 20 2017
INC011-023-107-157-201930-
/O.CON.KIND.SV.W.0021.000000T0000Z-170320T1930Z/
Tippecanoe IN-Clinton IN-Boone IN-Montgomery IN-
309 PM EDT MON MAR 20 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR SOUTHEASTERN TIPPECANOE...SOUTHWESTERN CLINTON...WESTERN BOONE
AND NORTHERN MONTGOMERY COUNTIES...
At 308 PM EDT, a severe thunderstorm was located 11 miles west of
Lebanon, or 11 miles east of Crawfordsville, moving southeast at 35
mph.
HAZARD...Quarter size hail.
SOURCE...Trained weather spotters.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Lebanon, Thorntown, Darlington, Linden, Colfax, Clarks Hill,
Advance, New Richmond and Ulen.
This includes the following highways...
Interstate 65 between mile markers 135 and 152.
Interstate 74 between mile markers 32 and 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Indianapolis.
&&
LAT...LON 4015 8642 4000 8640 3994 8658 4011 8700
4022 8708 4026 8674
TIME...MOT...LOC 1908Z 295DEG 29KT 4008 8668
HAIL...1.00IN
WIND...<50MPH
$$
DRT174
WWUS53 KIND 201922
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
322 PM EDT MON MAR 20 2017
INC023-157-201931-
/O.CAN.KIND.SV.W.0021.000000T0000Z-170320T1930Z/
Tippecanoe IN-Clinton IN-
322 PM EDT MON MAR 20 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TIPPECANOE AND
SOUTHWESTERN CLINTON 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 4018 8650 4015 8642 4000 8640 3994 8658
4003 8680 4018 8669
TIME...MOT...LOC 1921Z 295DEG 29KT 4003 8655
$$
INC011-107-201930-
/O.CON.KIND.SV.W.0021.000000T0000Z-170320T1930Z/
Boone IN-Montgomery IN-
322 PM EDT MON MAR 20 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTERN BOONE AND EAST CENTRAL MONTGOMERY COUNTIES...
At 321 PM EDT, a severe thunderstorm was located near Lebanon, or 17
miles south of Frankfort, moving southeast at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Trained weather spotters.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Lebanon, Thorntown, Advance and Ulen.
This includes the following highways...
Interstate 65 between mile markers 135 and 150.
Interstate 74 between mile markers 41 and 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Indianapolis.
&&
LAT...LON 4018 8650 4015 8642 4000 8640 3994 8658
4003 8680 4018 8669
TIME...MOT...LOC 1921Z 295DEG 29KT 4003 8655
HAIL...1.00IN
WIND...<50MPH
$$
DRTThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 20, 8:04 AM EDT | Special Weather Statement | IND | Vermillion, Vigo | 41 min |
| Mar 20, 10:40 AM EDT | Special Weather Statement | IND | Owen | 35 min |
| Mar 20, 11:26 AM EDT | Special Weather Statement | IND | Brown, Monroe | 34 min |
| Mar 20, 1:20 PM EDT | Severe Thunderstorm Warning | IND | Warren | 40 min |
| Mar 20, 1:57 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Tippecanoe, Warren | 33 min |
| Mar 20, 2:26 PM EDT | Severe Thunderstorm Warning | IND | Fountain, Montgomery, Tippecanoe | 34 min |
| Mar 20, 3:28 PM EDT | Severe Thunderstorm Warning | IND | Boone | 32 min |
| Mar 20, 4:00 PM EDT | Severe Thunderstorm Warning | IND | Boone, Hamilton, Hancock, Madison, Marion | 45 min |
| Mar 20, 4:40 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Rush, Shelby | 35 min |
| Mar 20, 5:12 PM EDT | Severe Thunderstorm Warning | IND | Rush | 20 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2017Every severe thunderstorm warning in 2017
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.