Alert archive / Michigan / Tornado Warnings in 2007
Tornado Warning 46, NWS Northern Indiana
NWS Northern Indiana issued this tornado warning at Oct 18, 2007, 11:05 PM EDT for Branch County, Saint Joseph County, Michigan. It was in force for 40 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
- Oct 18, 2007, 11:05 PM EDT (03:05 UTC)
- Expired
- Oct 18, 2007, 11:45 PM EDT
- In force
- 40 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
Counties Branch County, MI, Saint Joseph County, MI
The radar
The Northern Indiana radar (KIWX), 73 km from the middle of the area, began a volume at 03:08 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 18, 4:23 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 3.1 hours before the alert went out and 175 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
- 504 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 1038 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- 354 m²/s²
- 0-3 km storm-relative helicity
- 339 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KIWX 190306
TORIWX
MIC023-149-190345-
/O.NEW.KIWX.TO.W.0046.071019T0305Z-071019T0345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1105 PM EDT THU OCT 18 2007
THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN AND WESTERN BRANCH COUNTY IN SOUTHWEST MICHIGAN
EASTERN ST. JOSEPH COUNTY IN SOUTHWEST MICHIGAN
* UNTIL 1145 PM EDT
* AT 1103 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE STORM WAS
LOCATED NEAR STURGIS...AND MOVING NORTHEAST AT 50 MPH. THIS STORM
HAS A HISTORY OF PRODUCING A TORNADO IN ELKHART COUNTY.
* LOCATIONS IN THE PATH OF THE SEVERE STORM INCLUDE...
COLON AND BRONSON...
UNION CITY...
FINDLEY...FAIRFAX AND BURR OAK...
FAIRFAX...MATTESON LAKE AND LEONIDAS...
SHERWOOD...MATTESON LAKE AND BATAVIA...
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 4207 8484 4176 8532 4176 8547 4184 8559
4206 8551
TIME...MOT...LOC 0305Z 221DEG 46KT 4186 8541
$$2 follow-up statements
000
WWUS53 KIWX 190320
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1119 PM EDT THU OCT 18 2007
MIC023-149-190345-
/O.CON.KIWX.TO.W.0046.000000T0000Z-071019T0345Z/
BRANCH MI-ST. JOSEPH MI-
1119 PM EDT THU OCT 18 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT FOR
NORTHEASTERN ST. JOSEPH AND NORTHERN BRANCH COUNTIES IN SOUTHWEST
MICHIGAN...
AT 1114 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE
STORM WAS LOCATED NEAR MATTESON LAKE...OR ABOUT 12 MILES WEST OF
COLDWATER...AND MOVING NORTHEAST AT 50 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HODUNK
AND GIRARD.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FRIDAY MORNING
FOR NORTHERN INDIANA AND SOUTHERN MICHIGAN.
LAT...LON 4207 8484 4179 8527 4179 8529 4188 8537
4206 8539
TIME...MOT...LOC 0319Z 234DEG 44KT 4197 8516
$$000
WWUS53 KIWX 190345
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1145 PM EDT THU OCT 18 2007
MIC023-149-190355-
/O.EXP.KIWX.TO.W.0046.000000T0000Z-071019T0345Z/
BRANCH MI-ST. JOSEPH MI-
1145 PM EDT THU OCT 18 2007
...THE TORNADO WARNING FOR NORTHEASTERN ST. JOSEPH AND NORTHERN
BRANCH COUNTIES IN SOUTHWEST MICHIGAN EXPIRES AT 1145 PM EDT...
AT 1142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAD MOVED
OUT OF THE AREA. THEREFORE...THE TORNADO WARNING HAS BEEN
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 MIDNIGHT EDT FRIDAY MORNING
FOR NORTHERN INDIANA AND SOUTHERN MICHIGAN.
LAT...LON 4207 8484 4179 8527 4179 8529 4188 8537
4206 8539
TIME...MOT...LOC 0345Z 232DEG 44KT 4218 8484
$$The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 8:06 PM EDT | Severe Thunderstorm Warning | IWX | Branch | 54 min |
| Oct 18, 8:09 PM EDT | Severe Thunderstorm Warning | IWX | Berrien | 51 min |
| Oct 18, 8:50 PM EDT | Severe Thunderstorm Warning | IWX | Berrien, Cass | 40 min |
| Oct 18, 8:58 PM EDT | Tornado Warning | IWX | Berrien, Cass | 47 min |
| Oct 18, 9:29 PM EDT | Tornado Warning | IWX | Cass, Saint Joseph | 46 min |
| Oct 18, 10:45 PM EDT | Severe Thunderstorm Warning | IWX | Branch, Saint Joseph | 60 min |
Nearby
Tornado Warnings in Michigan, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.