Alert archive / Indiana / Tornado Warnings in 2008

Tornado Warning 22, NWS Northern Indiana

July 8, 2008Allen County, DeKalb County, Indiana

NWS Northern Indiana issued this tornado warning at Jul 8, 2008, 1:36 PM EDT for Allen County, DeKalb County, Indiana. It was in force for 24 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
Jul 8, 2008, 1:36 PM EDT (17:36 UTC)
Expired
Jul 8, 2008, 2:00 PM EDT
In force
24 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon

Counties Allen County, IN, DeKalb County, IN

The radar

The Northern Indiana radar (KIWX), 69 km from the middle of the area, began a volume at 17:36 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

Detroit, MI (KDTX), launched 12:00Z, 5.6 hours before the alert went out and 205 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, Detroit, MI at 12:00Z on 2008-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 283 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, Detroit, MI at 12:00Z on 2008-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.193958Sfc1 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
283 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
961 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KIWX 081737
TORIWX
INC003-033-081800-
/O.NEW.KIWX.TO.W.0022.080708T1736Z-080708T1800Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
136 PM EDT TUE JUL 8 2008

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN ALLEN COUNTY IN NORTHEAST INDIANA
  SOUTHEASTERN DE KALB COUNTY IN NORTHEAST INDIANA

* UNTIL 200 PM EDT

* AT 132 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION.  A FUNNEL CLOUD HAS ALSO 
  BEEN SPOTTED WITH THIS STORM. THIS SEVERE STORM WAS LOCATED 4 
  MILES WEST OF LEO-CEDARVILLE...OR 9 MILES SOUTH OF
  GARRETT...AND MOVING EAST AT 46 MPH.

* LOCATIONS IN THE PATH OF THE SEVERE STORM INCLUDE...
  WOODBURN...GRABILL
  GEORGETOWN...HARLAN AND SPENCERVILLE...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4112 8480 4115 8514 4131 8512 4135 8480
      4131 8480 4125 8480
TIME...MOT...LOC 1736Z 272DEG 40KT 4122 8503

$$
1 follow-up statement
000 
WWUS53 KIWX 081744
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
143 PM EDT TUE JUL 8 2008

INC003-033-081800-
/O.CON.KIWX.TO.W.0022.000000T0000Z-080708T1800Z/
DE KALB IN-ALLEN IN-
143 PM EDT TUE JUL 8 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM EDT FOR
NORTHEASTERN ALLEN AND SOUTHEASTERN DE KALB COUNTIES IN NORTHEAST
INDIANA...

AT 140 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION CAPABLE OF
PRODUCING DESTRUCTIVE WINDS IN EXCESS OF 80 MPH. THIS SEVERE STORM
WAS LOCATED NEAR GRABILL...OR ABOUT 11 MILES SOUTHEAST OF AUBURN...
AND MOVING EAST AT 46 MPH.

LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  WOODBURN...
  GEORGETOWN...
  SPENCERVILLE...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH..

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4112 8480 4114 8503 4132 8502 4135 8480
      4116 8480 4113 8480
TIME...MOT...LOC 1743Z 273DEG 40KT 4122 8493

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 2:09 AM EDTSpecial Marine WarningIWX96 min
Jul 8, 12:51 PM EDTAreal Flood AdvisoryIWXAdams, Allen, DeKalb, Huntington, Noble, Wells and 1 more114 min
Jul 8, 12:56 PM EDTAreal Flood AdvisoryIWXElkhart, Kosciusko64 min
Jul 8, 1:01 PM EDTSevere Thunderstorm WarningIWXAllen, DeKalb, Noble, Whitley59 min
Jul 8, 1:04 PM EDTFlash Flood WarningIWXLaGrange, Steuben3 hr
Jul 8, 1:49 PM EDTTornado WarningIWXAllen, DeKalb41 min
Jul 8, 2:30 PM EDTSevere Thunderstorm WarningIWXAdams, Allen, Wells60 min
Jul 8, 3:18 PM EDTSevere Thunderstorm WarningIWXAdams, Jay27 min

Nearby

Tornado Warnings in Indiana, 2008Every tornado warning in 2008Tornadoes in 2008

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.