Alert archive / Minnesota / Tornado Warnings in 2007
Tornado Warning 1, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Mar 25, 2007, 4:25 PM CDT for Dakota County, Washington County, Minnesota; Pierce County, Wisconsin. It was in force for 50 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
- Mar 25, 2007, 4:25 PM CDT (21:25 UTC)
- Expired
- Mar 25, 2007, 5:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Dakota County, MN, Washington County, MN, Pierce County, WI
The radar
The Minneapolis radar (KMPX), 56 km from the middle of the area, began a volume at 21:21 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 |
|---|---|---|---|
| Mar 25, 2:54 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 9.4 hours before the alert went out and 58 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
- 33 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 232 m²/s²
- 0-3 km storm-relative helicity
- 272 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 KMPX 252126
TORMPX
MNC037-163-WIC093-252215-
/O.NEW.KMPX.TO.W.0001.070325T2125Z-070325T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
425 PM CDT SUN MAR 25 2007
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN WASHINGTON COUNTY IN EAST CENTRAL MINNESOTA...
NORTHERN DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...
WESTERN PIERCE COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 515 PM CDT
* AT 420 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG
ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS NEAR
VERMILLION...OR ABOUT 12 MILES NORTH OF CANNON FALLS...AND MOVING
NORTHEAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
HASTINGS...
PRESCOTT...
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.
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 4472 9311 4459 9294 4474 9264 4485 9263
4487 9282
$$
MB/RJN3 follow-up statements
000
WWUS53 KMPX 252148
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
447 PM CDT SUN MAR 25 2007
MNC037-163-252157-
/O.CAN.KMPX.TO.W.0001.000000T0000Z-070325T2215Z/
WASHINGTON MN-DAKOTA MN-
447 PM CDT SUN MAR 25 2007
...THE TORNADO WARNING FOR DAKOTA AND WASHINGTON COUNTIES IS
CANCELLED...
LAT...LON 4474 9281 4472 9274 4463 9260 4468 9243
4485 9241 4486 9274
$$
WIC093-252215-
/O.CON.KMPX.TO.W.0001.000000T0000Z-070325T2215Z/
PIERCE WI-
447 PM CDT SUN MAR 25 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR PIERCE
COUNTY...
AT 445 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM WITH STRONG ROTATION. THE SEVERE THUNDERSTORM WAS
LOCATED NEAR RIVER FALLS...OR ABOUT 9 MILES SOUTHEAST OF HUDSON...AND
MOVING NORTHEAST AT 50 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BELDENVILLE...RIVER FALLS...
MARTEL...PRESCOTT AND ELLSWORTH.
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.
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 4474 9281 4472 9274 4463 9260 4468 9243
4485 9241 4486 9274
$$
MDB/RJN000
WWUS53 KMPX 252200
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
500 PM CDT SUN MAR 25 2007
WIC093-252215-
/O.CON.KMPX.TO.W.0001.000000T0000Z-070325T2215Z/
PIERCE WI-
500 PM CDT SUN MAR 25 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR PIERCE
COUNTY...
AT 458 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE SEVERE
THUNDERSTORM WAS LOCATED 9 MILES NORTH OF MARTEL...OR ABOUT 14 MILES
EAST OF HUDSON...AND MOVING NORTHEAST AT 50 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE MARTEL...ESDAILE...
BELDENVILLE...ELLSWORTH AND BAY CITY.
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 4472 9265 4467 9267 4458 9250 4456 9237
4465 9227 4484 9218 4485 9262
$$
MDB/RJN000
WWUS53 KMPX 252215
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
513 PM CDT SUN MAR 25 2007
WIC093-252223-
/O.EXP.KMPX.TO.W.0001.000000T0000Z-070325T2215Z/
PIERCE WI-
513 PM CDT SUN MAR 25 2007
...THE TORNADO WARNING FOR PIERCE COUNTY EXPIRES AT 515 PM CDT...
ALTHOUGH THE TORNADO WARNING FOR PIERCE COUNTY WILL EXPIRE AT 515
PM...A LINE OF THUNDERSTORMS...AT 513 PM...FROM MARTEL TO JUST EAST
OF ESDAILE WILL REMAIN CAPABLE OF PRODUCING A BRIEF FUNNEL CLOUD AND
SMALL HAIL UNTIL 535 PM. CITIES AFFECTED WOULD INCLUDE PLUM CITY AND
MAIDEN ROCK.
LAT...LON 4472 9265 4467 9267 4458 9250 4456 9237
4465 9227 4484 9218 4485 9262
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 4:01 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice, Steele | 44 min |
| Mar 25, 4:43 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 47 min |
| Mar 25, 5:24 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 51 min |
| Mar 25, 5:51 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 54 min |
Nearby
Tornado Warnings in Minnesota, 2007Tornado Warnings in Wisconsin, 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.