Alert archive / Indiana / Tornado Warnings in 2011

Tornado Warning 1, NWS Indianapolis, IN

February 28, 20115 counties in Indiana

NWS Indianapolis, IN issued this tornado warning at Feb 28, 2011, 1:08 AM EST for 5 counties in 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
Feb 28, 2011, 1:08 AM EST (06:08 UTC)
Expired
Feb 28, 2011, 1:45 AM EST
In force
37 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon

Counties Bartholomew County, IN, Brown County, IN, Johnson County, IN, Monroe County, IN, Morgan County, IN

The radar

The Indianapolis radar (KIND), 53 km from the middle of the area, began a volume at 06:09 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 28, 12:46 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 6.1 hours before the alert went out and 211 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 2011-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 124 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2011-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 square meters per square second.1939587897117Sfc1 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
124 J/kg
Mixed-layer CIN
-220 J/kg
Mixed-layer LCL
494 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

958 
WFUS53 KIND 280608
TORIND
INC005-013-081-105-109-280645-
/O.NEW.KIND.TO.W.0001.110228T0608Z-110228T0645Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
108 AM EST MON FEB 28 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN BARTHOLOMEW COUNTY IN CENTRAL INDIANA...
  NORTHERN BROWN COUNTY IN SOUTH CENTRAL INDIANA...
  SOUTHWESTERN JOHNSON COUNTY IN CENTRAL INDIANA...
  NORTHERN MONROE COUNTY IN SOUTH CENTRAL INDIANA...
  SOUTHEASTERN MORGAN COUNTY IN CENTRAL INDIANA...

* UNTIL 145 AM EST

* AT 104 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 9 MILES SOUTHEAST OF SPENCER...OR 9 MILES WEST OF
  BLOOMINGTON...AND MOVING EAST AT 60 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  LAKE LEMON...UNIONVILLE AND YELLOWWOOD LAKE AROUND 120 AM EST...
  HELMSBURG AND MAHALASVILLE AROUND 125 AM EST...
  SPEARSVILLE...BEANBLOSSOM...NASHVILLE AND MORGANTOWN AROUND 130 AM
  EST...
  PEOGA...PRINCES LAKES AND TRAFALGAR AROUND 135 AM EST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3916 8670 3926 8670 3944 8615 3935 8602
      3922 8604 3911 8668
TIME...MOT...LOC 0608Z 253DEG 51KT 3920 8661

$$

MRD/JK
3 follow-up statements
934 
WWUS53 KIND 280620
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
120 AM EST MON FEB 28 2011

INC005-013-081-105-109-280645-
/O.CON.KIND.TO.W.0001.000000T0000Z-110228T0645Z/
BARTHOLOMEW-BROWN-JOHNSON-MONROE-MORGAN-
120 AM EST MON FEB 28 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN MONROE...
NORTHERN BROWN...NORTHWESTERN BARTHOLOMEW...SOUTHEASTERN MORGAN AND
SOUTHWESTERN JOHNSON COUNTIES UNTIL 145 AM EST...

AT 118 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 6 MILES NORTHEAST OF BLOOMINGTON...MOVING EAST AT
55 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  LAKE LEMON AROUND 125 AM EST...
  BEANBLOSSOM...HELMSBURG AND MAHALASVILLE AROUND 130 AM EST...
  SPEARSVILLE AND MORGANTOWN AROUND 135 AM EST...
  PEOGA...PRINCES LAKES AND TRAFALGAR AROUND 140 AM EST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3922 8604 3918 8657 3929 8660 3944 8615
      3935 8602
TIME...MOT...LOC 0620Z 250DEG 46KT 3925 8644

$$

MRD/JK
396 
WWUS53 KIND 280632
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
132 AM EST MON FEB 28 2011

INC105-280642-
/O.CAN.KIND.TO.W.0001.000000T0000Z-110228T0645Z/
MONROE-
132 AM EST MON FEB 28 2011

...THE TORNADO WARNING FOR NORTHEASTERN MONROE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3925 8604 3927 8639 3936 8639 3944 8615
      3935 8602
TIME...MOT...LOC 0632Z 243DEG 49KT 3932 8626

$$

INC005-013-081-109-280645-
/O.CON.KIND.TO.W.0001.000000T0000Z-110228T0645Z/
BARTHOLOMEW-BROWN-JOHNSON-MORGAN-
132 AM EST MON FEB 28 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN BROWN...
NORTHWESTERN BARTHOLOMEW...SOUTHEASTERN MORGAN AND SOUTHWESTERN
JOHNSON COUNTIES UNTIL 145 AM EST...

AT 127 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 8 MILES NORTHWEST OF NASHVILLE...OR 13 MILES
NORTHEAST OF BLOOMINGTON...MOVING NORTHEAST AT 55 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  PEOGA...PRINCES LAKES AND TRAFALGAR AROUND 140 AM EST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

LAT...LON 3925 8604 3927 8639 3936 8639 3944 8615
      3935 8602
TIME...MOT...LOC 0632Z 243DEG 49KT 3932 8626

$$

MRD/JK
873 
WWUS53 KIND 280642
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
142 AM EST MON FEB 28 2011

INC005-013-081-109-280651-
/O.EXP.KIND.TO.W.0001.000000T0000Z-110228T0645Z/
BARTHOLOMEW-BROWN-JOHNSON-MORGAN-
142 AM EST MON FEB 28 2011

...THE TORNADO WARNING FOR NORTHERN BROWN...NORTHWESTERN
BARTHOLOMEW...SOUTHEASTERN MORGAN AND SOUTHWESTERN JOHNSON COUNTIES
WILL EXPIRE AT 145 AM EST/1245 AM CST/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 6 AM.

LAT...LON 3925 8604 3927 8639 3936 8639 3944 8615
      3935 8602
TIME...MOT...LOC 0641Z 243DEG 49KT 3937 8611

$$

MRD/JK

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 27, 9:32 PM ESTSevere Thunderstorm WarningINDBoone, Clinton, Hamilton, Howard, Montgomery, Tipton43 min
Feb 27, 10:14 PM ESTSpecial Weather StatementINDFountain, Tippecanoe31 min
Feb 27, 10:46 PM ESTSevere Thunderstorm WarningINDBoone, Hamilton, Hendricks, Marion, Morgan, Owen and 1 more44 min
Feb 27, 11:05 PM ESTSevere Thunderstorm WarningINDFountain, Montgomery, Parke, Putnam, Vermillion40 min
Feb 27, 11:46 PM ESTSpecial Weather StatementINDBoone29 min
Feb 28, 12:31 AM ESTAreal Flood WarningINDBoone, Clay, Fountain, Hendricks, Marion, Montgomery and 7 more42 hr
Feb 28, 12:35 AM ESTAreal Flood WarningINDBoone, Decatur, Delaware, Hamilton, Hancock, Henry and 5 more42 hr
Feb 28, 1:25 AM ESTTornado WarningINDDelaware, Randolph35 min
Feb 28, 1:29 AM ESTAreal Flood WarningINDDelaware, Henry, Randolph41 hr
Feb 28, 1:59 AM ESTSevere Thunderstorm WarningINDHamilton, Hendricks, Marion31 min
Feb 28, 2:08 AM ESTTornado WarningINDClay, Hendricks, Morgan, Owen, Parke, Putnam and 1 more37 min
Feb 28, 2:19 AM ESTTornado WarningINDDelaware, Henry, Madison, Randolph26 min
Feb 28, 2:24 AM ESTAreal Flood WarningINDBoone, Clinton, Delaware, Hamilton, Howard, Madison and 1 more40 hr
Feb 28, 2:33 AM ESTSevere Thunderstorm WarningINDHamilton, Hancock, Hendricks, Madison, Marion, Morgan and 1 more27 min
Feb 28, 2:38 AM ESTTornado WarningINDHendricks, Marion, Morgan, Putnam37 min
Feb 28, 2:43 AM ESTTornado WarningINDDelaware, Henry, Randolph32 min
Feb 28, 3:42 AM ESTSevere Thunderstorm WarningINDHancock, Henry, Rush, Shelby48 min
Feb 28, 4:05 AM ESTSevere Thunderstorm WarningINDBartholomew, Decatur, Rush, Shelby40 min
Feb 28, 5:22 AM ESTRiver Flood WarningINDDelaware, Madison56 hr
Feb 28, 5:22 AM ESTRiver Flood WarningINDHamilton, Madison62 hr
Feb 28, 5:22 AM ESTRiver Flood WarningINDHamilton, Marion4 days
Feb 28, 5:22 AM ESTRiver Flood WarningINDMarion, Morgan4 days
Feb 28, 5:22 AM ESTRiver Flood WarningINDMarion, Morgan4 days
Feb 28, 5:22 AM ESTRiver Flood WarningINDClay, Greene62 hr
Feb 28, 11:18 AM ESTRiver Flood WarningINDMorgan, Owen10 days
Feb 28, 11:18 AM ESTRiver Flood WarningINDMorgan, Owen10 days
Feb 28, 11:18 AM ESTRiver Flood WarningINDShelby50 hr
Feb 28, 11:18 AM ESTRiver Flood WarningINDMontgomery, Parke35 hr

Nearby

Tornado Warnings in Indiana, 2011Every tornado warning in 2011Tornadoes in 2011

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.