Alert archive / Indiana / Tornado Warnings in 2007
Tornado Warning 6, NWS Northern Indiana
NWS Northern Indiana issued this tornado warning at Apr 26, 2007, 4:35 PM CDT for LaPorte County, Indiana. It was in force for 40 min. 1 report 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
- Apr 26, 2007, 4:35 PM CDT (21:35 UTC)
- Expired
- Apr 26, 2007, 5:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Northern Indiana
- Area
- Counties, with a storm outline in the text
County LaPorte County, IN
The radar
The Northern Indiana radar (KIWX), 97 km from the middle of the area, began a volume at 21:36 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 26, 4:50 PM CDT | HAIL 0.88 | 2 E La Porte, IN | NICKEL SIZE HAIL REPORTED IN LA PORTE...IN |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 26, 1:26 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 9.6 hours before the alert went out and 228 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
- 171 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 528 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KIWX 262135 TORIWX INC091-262215- /O.NEW.KIWX.TO.W.0006.070426T2135Z-070426T2215Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTHERN INDIANA 435 PM CDT THU APR 26 2007 THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A * TORNADO WARNING FOR... NORTHERN LA PORTE COUNTY IN NORTHWEST INDIANA * UNTIL 515 PM CDT * AT 432 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE STORM WAS LOCATED NEAR PINOLA...OR ABOUT 5 MILES WEST OF LA PORTE...AND MOVING NORTHEAST AT 25 MPH. * LOCATIONS IN THE PATH OF THE SEVERE STORM INCLUDE... LA PORTE AND TRAIL CREEK... SPRINGVILLE... ROLLING PRARIE...BYRON AND MICHIANA SHORES... HESSTON... THIS TORNADO WARNING REPLACES THE PREVIOUS TORNADO WARNING THAT WAS IN EFFECT. 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 4166 8692 4153 8672 4176 8652 4176 8682 $$
1 follow-up statement
000 WWUS53 KIWX 262214 SVSIWX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTHERN INDIANA 612 PM EDT THU APR 26 2007 INC091-262222- /O.EXP.KIWX.TO.W.0006.000000T0000Z-070426T2215Z/ LA PORTE IN- 512 PM CDT THU APR 26 2007 ...THE TORNADO WARNING FOR NORTHERN LA PORTE COUNTY EXPIRES AT 515 PM CDT... AT 512 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY. THEREFORE...THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE. IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHERN INDIANA. LAT...LON 4166 8692 4153 8672 4176 8652 4176 8682 $$
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 4:10 PM CDT | Tornado Warning | IWX | LaPorte | 35 min |
| Apr 26, 4:50 PM CDT | Tornado Warning | IWX | Cass, Fulton, Miami | 55 min |
Nearby
Tornado Warnings in Indiana, 2007Every tornado warning in 2007Tornadoes in 2007
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.