Alert archive / Indiana / Tornado Warnings in 2021

Tornado Warning 11, NWS Indianapolis, IN

December 10, 2021Fountain County, Parke County, Vermillion County, Indiana

NWS Indianapolis, IN issued this tornado warning at Dec 10, 2021, 11:45 PM EST for Fountain County, Parke County, Vermillion County, Indiana. It was in force for 30 min. 2 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
Dec 10, 2021, 11:45 PM EST (04:45 UTC)
Expired
Dec 11, 2021, 12:15 AM EST
In force
30 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Fountain County, IN, Parke County, IN, Vermillion County, IN

The radar

The Indianapolis radar (KIND), 100 km from the middle of the area, began a volume at 04:50 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
Dec 10, 11:55 PM ESTTSTM WND DMGKingman, INGRAIN BINS BLOW OVER TIME ESTIMATED FROM RADAR.
Dec 10, 11:55 PM ESTTSTM WND DMGLodi, INTREES DOWN IN WEST AND SOUTHWEST FOUNTAIN COUNTY. TIME ESTIMATED FROM RADAR.

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
Dec 10, 8:47 PM ESTTornado WatchSPC8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 4.8 hours before the alert went out and 104 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, Lincoln, IL at 00:00Z on 2021-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 119 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2021-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 341 square meters per square second.1939587897Sfc1 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
119 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
662 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
341 m²/s²
0-3 km storm-relative helicity
357 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

370 
WFUS53 KIND 110445
TORIND
INC045-121-165-110515-
/O.NEW.KIND.TO.W.0011.211211T0445Z-211211T0515Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Indianapolis IN
1145 PM EST Fri Dec 10 2021

The National Weather Service in Indianapolis has issued a

* Tornado Warning for...
  Southwestern Fountain County in west central Indiana...
  Northwestern Parke County in west central Indiana...
  Central Vermillion County in west central Indiana...

* Until 1215 AM EST.
    
* At 1144 PM EST, a severe thunderstorm capable of producing a
  tornado was located over Ridge Farm, or 17 miles south of Danville,
  moving northeast at 55 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Newport, Cayuga and Lodi around 1155 PM EST.

Other locations in the path of this tornadic thunderstorm include
Kingman, Yeddo and Veedersburg.

This includes Interstate 74 between mile markers 13 and 15.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3999 8753 4016 8724 3983 8724 3974 8753
TIME...MOT...LOC 0444Z 238DEG 47KT 3989 8760 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

KH
2 follow-up statements
556 
WWUS53 KIND 110459
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
1159 PM EST Fri Dec 10 2021

INC045-121-165-110515-
/O.CON.KIND.TO.W.0011.000000T0000Z-211211T0515Z/
Fountain IN-Parke IN-Vermillion IN-
1159 PM EST Fri Dec 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 AM EST FOR
SOUTHWESTERN FOUNTAIN...NORTHWESTERN PARKE AND EAST CENTRAL
VERMILLION COUNTIES...
    
At 1159 PM EST, a severe thunderstorm capable of producing a tornado
was located 7 miles north of Newport, or 16 miles southeast of
Danville, moving northeast at 55 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Yeddo around 1205 AM EST.

Other locations in the path of this tornadic thunderstorm include
Veedersburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4001 8743 4013 8724 3990 8724 3983 8743
TIME...MOT...LOC 0459Z 238DEG 47KT 3999 8738 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

KH
049 
WWUS53 KIND 110509
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
1209 AM EST Sat Dec 11 2021

INC045-121-165-110518-
/O.EXP.KIND.TO.W.0011.000000T0000Z-211211T0515Z/
Fountain IN-Parke IN-Vermillion IN-
1209 AM EST Sat Dec 11 2021

...THE TORNADO WARNING FOR SOUTHWESTERN FOUNTAIN...NORTHWESTERN PARKE
AND EAST CENTRAL VERMILLION COUNTIES WILL EXPIRE AT 1215 AM EST...
    
The tornado threat has diminished and the Tornado Warning will be 
allowed to expire. However, damaging winds remain likely and a 
Severe Thunderstorm Warning remains in effect for the area. 

A Tornado Watch remains in effect until 300 AM EST for west central
Indiana.

LAT...LON 4001 8743 4013 8724 3990 8724 3983 8743
TIME...MOT...LOC 0508Z 238DEG 47KT 4004 8727 

$$

KH

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 10, 8:30 PM ESTSpecial Weather StatementINDDaviess, Lawrence, Martin45 min
Dec 10, 9:22 PM ESTSpecial Weather StatementINDJennings23 min
Dec 10, 9:34 PM ESTSpecial Weather StatementINDBrown26 min
Dec 10, 9:38 PM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Johnson, Shelby25 min
Dec 10, 11:14 PM ESTSpecial Weather StatementINDHendricks, Johnson, Marion, Morgan, Shelby31 min
Dec 10, 11:32 PM ESTSevere Thunderstorm WarningINDFountain, Vermillion, Warren28 min
Dec 10, 11:42 PM ESTSevere Thunderstorm Warning Considerable damage threatINDDaviess, Greene, Knox, Martin, Monroe, Owen33 min
Dec 10, 11:55 PM ESTSevere Thunderstorm Warning Considerable damage threatINDDaviess, Greene, Knox, Sullivan35 min
Dec 10, 11:55 PM ESTSevere Thunderstorm WarningINDFountain, Montgomery, Parke, Tippecanoe, Vermillion, Vigo and 1 more35 min
Dec 11, 12:10 AM ESTTornado WarningINDDaviess, Greene, Knox, Sullivan22 min
Dec 11, 12:16 AM ESTSevere Thunderstorm WarningINDCarroll, Clinton, Montgomery, Parke, Putnam, Tippecanoe29 min
Dec 11, 12:36 AM ESTSevere Thunderstorm WarningINDBoone, Carroll, Clinton, Hamilton, Howard, Montgomery and 1 more24 min
Dec 11, 12:58 AM ESTSevere Thunderstorm WarningINDBoone, Clinton, Hamilton, Hendricks, Howard, Madison and 4 more32 min
Dec 11, 1:05 AM ESTSevere Thunderstorm WarningINDParke, Vermillion, Vigo25 min
Dec 11, 1:18 AM ESTSevere Thunderstorm WarningINDDelaware, Hamilton, Henry, Madison, Tipton38 min
Dec 11, 1:28 AM ESTSevere Thunderstorm WarningINDClay, Parke, Putnam, Vigo32 min
Dec 11, 1:44 AM ESTAreal Flood AdvisoryINDBoone, Clinton, Montgomery, Parke, Putnam, Vermillion4 hr
Dec 11, 1:49 AM ESTSevere Thunderstorm WarningINDHendricks, Putnam26 min
Dec 11, 1:59 AM ESTSevere Thunderstorm WarningINDHendricks, Putnam21 min
Dec 11, 2:08 AM ESTSpecial Weather StatementINDDaviess, Greene, Knox, Martin52 min
Dec 11, 2:15 AM ESTSevere Thunderstorm WarningINDHamilton, Marion30 min
Dec 11, 2:35 AM ESTSevere Thunderstorm WarningINDDelaware, Henry, Madison25 min
Dec 11, 2:40 AM ESTSpecial Weather StatementINDBrown, Johnson, Monroe50 min
Dec 11, 2:56 AM ESTSevere Thunderstorm WarningINDDelaware, Randolph34 min
Dec 11, 2:56 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Johnson, Monroe, Morgan, Shelby34 min
Dec 11, 3:31 AM ESTAreal Flood AdvisoryINDBoone, Delaware, Hamilton, Madison, Tipton3 hr
Dec 11, 3:39 AM ESTSpecial Weather StatementINDRush36 min
Dec 11, 3:44 AM ESTSevere Thunderstorm WarningINDRush16 min
Dec 11, 3:53 AM ESTSpecial Weather StatementINDJennings37 min
Dec 11, 10:17 AM ESTAreal Flood WarningINDRush23 hr
Dec 11, 11:49 AM ESTRiver Flood WarningINDDelaware, Randolph16 hr

Nearby

Tornado Warnings in Indiana, 2021Every tornado warning in 2021Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.