Alert archive / Indiana / Tornado Warnings in 2009
Tornado Warning 13, NWS Northern Indiana
NWS Northern Indiana issued this tornado warning at Aug 19, 2009, 7:59 PM CDT for LaPorte County, Indiana; Berrien County, Michigan. It was in force for 36 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
- Aug 19, 2009, 7:59 PM CDT (00:59 UTC)
- Expired
- Aug 19, 2009, 8:35 PM CDT
- In force
- 36 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
Counties LaPorte County, IN, Berrien County, MI
The radar
The Northern Indiana radar (KIWX), 99 km from the middle of the area, began a volume at 01:01 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 |
|---|---|---|---|
| Aug 19, 5:11 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 1.0 hours before the alert went out and 241 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
- 1282 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 735 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KIWX 200059
TORIWX
INC091-MIC021-200200-
/O.NEW.KIWX.TO.W.0013.090820T0059Z-090820T0200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
859 PM EDT WED AUG 19 2009
THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN LA PORTE COUNTY IN NORTHWEST INDIANA
SOUTHWESTERN BERRIEN COUNTY IN SOUTHWEST MICHIGAN
* UNTIL 1000 PM EDT/900 PM CDT/
* AT 756 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE STORM WAS
LOCATED NEAR POTTAWATTOMIE PARK...OR NEAR TRAIL CREEK...AND
MOVING NORTHEAST AT 20 MPH. SIGNIFICANT DAMAGE WAS REPORTED IN
CHESTERTON AT 840 PM EDT.
* LOCATIONS IN THE PATH OF THE SEVERE STORM INCLUDE...
NEW BUFFALO...
THREE OAKS...
SHOREWOOD-TOWER HI...
BRIDGMAN...
MICHIANA SHORES...MICHIANA AND SPRINGVILLE...
GRAND BEACH...
THIS INCLUDES INTERSTATE 80 90 IN INDIANA BETWEEN MILE MARKERS 41 AND
51.
THIS INCLUDES INTERSTATE 94 IN INDIANA BETWEEN MILE MARKERS 33 AND
45.
THIS INCLUDES INTERSTATE 94 IN MICHIGAN BETWEEN MILE MARKERS 0 AND
20.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
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 4172 8694 4176 8684 4190 8663 4193 8660
4202 8656 4185 8637 4159 8685 4168 8695
TIME...MOT...LOC 0057Z 230DEG 18KT 4172 8684
$$4 follow-up statements
000
WWUS53 KIWX 200108
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
908 PM EDT WED AUG 19 2009
INC091-MIC021-200200-
/O.CON.KIWX.TO.W.0013.000000T0000Z-090820T0200Z/
LA PORTE IN-BERRIEN MI-
908 PM EDT WED AUG 19 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT/900 PM CDT/
FOR SOUTHWESTERN BERRIEN AND NORTH CENTRAL LA PORTE COUNTIES...
AT 807 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE
STORM WAS LOCATED NEAR GRAND BEACH...OR ABOUT 5 MILES NORTHEAST OF
TRAIL CREEK...AND MOVING NORTHEAST AT 30 MPH.
LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
NEW BUFFALO...
THREE OAKS...
SHOREWOOD-TOWER HI...
BRIDGMAN...
HESSTON...
LAKESIDE AND UNION PIER...
THIS INCLUDES INTERSTATE 80 90 IN INDIANA BETWEEN MILE MARKERS 49 AND
51.
THIS INCLUDES INTERSTATE 94 IN INDIANA BETWEEN MILE MARKERS 43 AND
45.
THIS INCLUDES INTERSTATE 94 IN MICHIGAN BETWEEN MILE MARKERS 0 AND
20.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
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 100 AM EDT THURSDAY
MORNING/MIDNIGHT CDT THURSDAY MORNING/ FOR NORTHERN INDIANA AND
SOUTHERN MICHIGAN AND NORTHWESTERN OHIO.
&&
LAT...LON 4165 8674 4176 8684 4190 8663 4193 8660
4202 8656 4185 8637
TIME...MOT...LOC 0108Z 217DEG 24KT 4174 8676
$$000
WWUS53 KIWX 200122
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
922 PM EDT WED AUG 19 2009
INC091-200132-
/O.CAN.KIWX.TO.W.0013.000000T0000Z-090820T0200Z/
LA PORTE IN-
822 PM CDT WED AUG 19 2009
...THE TORNADO WARNING FOR NORTH CENTRAL LA PORTE COUNTY IS
CANCELLED...
AT 921 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAD WEAKENED OR
MOVED OUT AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. THEREFORE...THE TORNADO WARNING HAS BEEN CANCELLED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 CDT THURSDAY
MORNING/100 AM EDT THURSDAY MORNING/ FOR NORTHERN INDIANA AND
SOUTHERN MICHIGAN AND NORTHWESTERN OHIO.
LAT...LON 4176 8654 4179 8675 4193 8660 4202 8656
4185 8637
TIME...MOT...LOC 0122Z 217DEG 24KT 4182 8668
$$
MIC021-200200-
/O.CON.KIWX.TO.W.0013.000000T0000Z-090820T0200Z/
BERRIEN MI-
922 PM EDT WED AUG 19 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
SOUTHWESTERN BERRIEN COUNTY...
AT 921 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE
STORM WAS LOCATED NEAR UNION PIER...OR ABOUT 12 MILES NORTHEAST OF
TRAIL CREEK...AND MOVING NORTHEAST AT 30 MPH.
LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
SHOREWOOD-TOWER HI...
BRIDGMAN...
HARBERT AND TURNER SHORES...
SAWYER AND GALIEN...
NEW TROY...
GLENDORA...
THIS INCLUDES INTERSTATE 94 IN MICHIGAN BETWEEN MILE MARKERS 3 AND
20.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM EDT THURSDAY MORNING
FOR NORTHERN INDIANA AND SOUTHERN MICHIGAN AND NORTHWESTERN OHIO.
&&
LAT...LON 4176 8654 4179 8675 4193 8660 4202 8656
4185 8637
TIME...MOT...LOC 0122Z 217DEG 24KT 4182 8668
$$000
WWUS53 KIWX 200129
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
929 PM EDT WED AUG 19 2009
MIC021-200200-
/O.CON.KIWX.TO.W.0013.000000T0000Z-090820T0200Z/
BERRIEN MI-
929 PM EDT WED AUG 19 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR CENTRAL
BERRIEN COUNTY...
AT 929 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS SEVERE
STORM WAS LOCATED NEAR TURNER SHORES...OR ABOUT 15 MILES WEST OF
BUCHANAN...AND MOVING NORTHEAST AT 30 MPH.
LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
SHOREWOOD-TOWER HI...
BRIDGMAN...
HARBERT AND SAWYER...
NEW TROY...
GLENDORA...
THIS INCLUDES INTERSTATE 94 IN MICHIGAN BETWEEN MILE MARKERS 8 AND
20.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
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 100 AM EDT THURSDAY MORNING
FOR NORTHERN INDIANA AND SOUTHERN MICHIGAN AND NORTHWESTERN OHIO.
&&
LAT...LON 4182 8659 4185 8668 4193 8660 4202 8656
4189 8642
TIME...MOT...LOC 0129Z 217DEG 24KT 4185 8665
$$000
WWUS53 KIWX 200135
SVSIWX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
935 PM EDT WED AUG 19 2009
MIC021-200143-
/O.CAN.KIWX.TO.W.0013.000000T0000Z-090820T0200Z/
BERRIEN MI-
935 PM EDT WED AUG 19 2009
...THE TORNADO WARNING FOR CENTRAL BERRIEN COUNTY IS CANCELLED...
AT 933 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAD WEAKENED AND
NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE
TORNADO WARNING HAS BEEN CANCELLED.
IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM EDT THURSDAY MORNING
FOR NORTHERN INDIANA AND SOUTHERN MICHIGAN AND NORTHWESTERN OHIO.
LAT...LON 4182 8659 4185 8668 4193 8660 4202 8656
4189 8642
TIME...MOT...LOC 0133Z 217DEG 24KT 4187 8663
$$The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 7:18 PM CDT | Special Marine Warning | IWX | 57 min | |
| Aug 19, 7:34 PM CDT | Severe Thunderstorm Warning | IWX | Allen, Huntington, Kosciusko, Wabash, Wells, Whitley | 40 min |
| Aug 19, 7:55 PM CDT | Tornado Warning | IWX | Kosciusko | 11 min |
| Aug 19, 8:14 PM CDT | Special Marine Warning | IWX | 61 min | |
| Aug 19, 8:25 PM CDT | Special Weather Statement | IWX | Adams, Blackford, Wells | 35 min |
| Aug 19, 9:05 PM CDT | Special Weather Statement | IWX | Adams, Jay | 25 min |
| Aug 20, 3:01 AM CDT | Lakeshore Flood Statement | IWX | 43 hr | |
| Aug 20, 6:45 AM CDT | Special Weather Statement | IWX | Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 14 more | 60 min |
| Aug 20, 8:02 AM CDT | Special Weather Statement | IWX | DeKalb, Steuben | 58 min |
| Aug 19, 7:16 PM CDT | Special Weather Statement | IWX | Berrien | 59 min |
| Aug 19, 7:49 PM CDT | Special Weather Statement | IWX | Cass | 56 min |
| Aug 20, 7:32 AM CDT | Special Weather Statement | IWX | Branch, Saint Joseph | 28 min |
Nearby
Tornado Warnings in Indiana, 2009Tornado Warnings in Michigan, 2009Every tornado warning in 2009Tornadoes in 2009
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.