Alert archive / Minnesota / Tornado Warnings in 2008

Tornado Warning 38, NWS Grand Forks, ND

July 11, 20086 counties in Minnesota

NWS Grand Forks, ND issued this tornado warning at Jul 11, 2008, 3:45 PM CDT for 6 counties in Minnesota. It was in force for 60 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 11, 2008, 3:45 PM CDT (20:45 UTC)
Expired
Jul 11, 2008, 4:45 PM CDT
In force
60 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon

Counties Beltrami County, MN, Clearwater County, MN, Marshall County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 140 km from the middle of the area, began a volume at 20:49 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.

IssuedProductOfficeLasted
Jul 11, 2:26 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 8.8 hours before the alert went out and 181 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, International Fa, MN at 12:00Z on 2008-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, International Fa, MN at 12:00Z on 2008-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1039 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
183 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 112045
TORFGF
MNC007-029-089-113-119-125-112145-
/O.NEW.KFGF.TO.W.0038.080711T2045Z-080711T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
345 PM CDT FRI JUL 11 2008

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL BELTRAMI COUNTY IN NORTH CENTRAL MINNESOTA...
  NORTHWESTERN CLEARWATER COUNTY IN NORTHWEST MINNESOTA...
  EXTREME SOUTHEASTERN MARSHALL COUNTY IN NORTHWEST MINNESOTA...
  EASTERN PENNINGTON COUNTY IN NORTHWEST MINNESOTA...
  EAST CENTRAL POLK COUNTY IN NORTHWEST MINNESOTA...
  EASTERN RED LAKE COUNTY IN NORTHWEST MINNESOTA...

* UNTIL 445 PM CDT

* AT 344 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES
  SOUTHWEST OF ROLAND...OR 20 MILES SOUTHEAST OF THIEF RIVER FALLS...
  MOVING TO THE NORTHEAST AT 32 MPH.

* THE TORNADO WILL BE NEAR...
  ROLAND AT 355 PM CDT...

IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4824 9539 4797 9532 4779 9592 4805 9608
TIME...MOT...LOC 2045Z 246DEG 28KT 4791 9586

$$

DR/BB
3 follow-up statements
000 
WWUS53 KFGF 112107
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
407 PM CDT FRI JUL 11 2008

MNC007-029-089-113-119-125-112145-
/O.CON.KFGF.TO.W.0038.000000T0000Z-080711T2145Z/
RED LAKE MN-PENNINGTON MN-MARSHALL MN-POLK MN-CLEARWATER MN-
BELTRAMI MN-
407 PM CDT FRI JUL 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR WEST
CENTRAL BELTRAMI...NORTHWESTERN CLEARWATER...EXTREME SOUTHEASTERN
MARSHALL...EASTERN PENNINGTON...EAST CENTRAL POLK AND EASTERN RED
LAKE COUNTIES...

AT 403 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
3 MILES SOUTHEAST OF HIGH LANDING...OR 20 MILES EAST OF THIEF RIVER
FALLS...MOVING TO THE NORTHEAST AT 32 MPH.

* THE TORNADO WILL BE NEAR...
  AERAS EAST OF HIGHLANDING AND SOUTH OF THORHULT THROUGH 420 PM CDT
  
IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4824 9539 4797 9532 4779 9592 4805 9608
TIME...MOT...LOC 2107Z 246DEG 28KT 4804 9571

$$

DTR
000 
WWUS53 KFGF 112130
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
430 PM CDT FRI JUL 11 2008

MNC089-119-125-112140-
/O.CAN.KFGF.TO.W.0038.000000T0000Z-080711T2145Z/
RED LAKE MN-MARSHALL MN-POLK MN-
430 PM CDT FRI JUL 11 2008

...THE TORNADO WARNING FOR EXTREME SOUTHEASTERN MARSHALL...EAST
CENTRAL POLK AND EASTERN RED LAKE COUNTIES IS CANCELLED...

AT 430 PM CDT...TORNADO MOVED OUT OF THE WARNED AREA IN EASTERN RED
LAKE...EXTREME SOUTHEASTERN MARSHALL AND EAST CENTRAL POLK COUNTIES.
SO THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4795 9567 4802 9579 4824 9539 4822 9539
      4821 9538 4797 9532
TIME...MOT...LOC 2130Z 231DEG 37KT 4811 9562

$$

MNC007-029-113-112145-
/O.CON.KFGF.TO.W.0038.000000T0000Z-080711T2145Z/
PENNINGTON MN-CLEARWATER MN-BELTRAMI MN-
430 PM CDT FRI JUL 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR WEST
CENTRAL BELTRAMI...NORTHWESTERN CLEARWATER AND SOUTHEASTERN
PENNINGTON COUNTIES...

AT 426 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
7 MILES EAST OF HIGH LANDING...OR 24 MILES EAST OF THIEF RIVER
FALLS...MOVING TO THE NORTHEAST AT 43 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL WESTERN BELTRAMI COUNTY AT 440 PM CDT

IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4795 9567 4802 9579 4824 9539 4822 9539
      4821 9538 4797 9532
TIME...MOT...LOC 2130Z 231DEG 37KT 4811 9562

$$

DR/BB
000 
WWUS53 KFGF 112144
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
444 PM CDT FRI JUL 11 2008

MNC007-029-113-112153-
/O.EXP.KFGF.TO.W.0038.000000T0000Z-080711T2145Z/
PENNINGTON MN-CLEARWATER MN-BELTRAMI MN-
443 PM CDT FRI JUL 11 2008

...THE TORNADO WARNING FOR WEST CENTRAL BELTRAMI...NORTHWESTERN
CLEARWATER AND SOUTHEASTERN PENNINGTON COUNTIES WILL EXPIRE AT 445 PM
CDT...

DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND SO THE
WARNING WILL BE ALLOWED TO EXPIRE AT 445 PM CDT. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FRIDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4795 9567 4802 9579 4824 9539 4822 9539
      4821 9538 4797 9532
TIME...MOT...LOC 2143Z 231DEG 37KT 4819 9546

$$

DR/BB

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 10:23 PM CDTSevere Thunderstorm WarningFGFOtter Tail, Wilkin67 min
Jul 10, 11:18 PM CDTSevere Thunderstorm WarningFGFGrant, Otter Tail57 min
Jul 11, 5:01 AM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods, Roseau59 min
Jul 11, 6:40 AM CDTSevere Thunderstorm WarningFGFLake of the Woods, Roseau63 min
Jul 11, 8:37 AM CDTSevere Thunderstorm WarningFGFLake of the Woods38 min
Jul 11, 9:10 AM CDTSevere Thunderstorm WarningFGFMarshall, Pennington, Polk65 min
Jul 11, 2:50 PM CDTSevere Thunderstorm WarningFGFMahnomen, Norman55 min
Jul 11, 3:08 PM CDTSevere Thunderstorm WarningFGFMahnomen, Norman, Polk67 min
Jul 11, 3:22 PM CDTSevere Thunderstorm WarningFGFKittson, Marshall, Roseau53 min
Jul 11, 3:31 PM CDTSevere Thunderstorm WarningFGFBecker, Otter Tail59 min
Jul 11, 3:34 PM CDTTornado Warning EmergencyFGFClearwater, Mahnomen41 min
Jul 11, 3:37 PM CDTTornado WarningFGFClearwater, Polk38 min
Jul 11, 3:41 PM CDTTornado WarningFGFMarshall, Roseau64 min
Jul 11, 3:46 PM CDTTornado WarningFGFBecker, Otter Tail59 min
Jul 11, 4:13 PM CDTTornado WarningFGFBecker40 min
Jul 11, 4:14 PM CDTTornado WarningFGFClearwater, Mahnomen, Polk61 min
Jul 11, 4:16 PM CDTTornado WarningFGFBeltrami, Lake of the Woods, Marshall, Roseau59 min
Jul 11, 4:23 PM CDTTornado WarningFGFOtter Tail52 min
Jul 11, 4:40 PM CDTTornado WarningFGFClearwater, Polk44 min
Jul 11, 4:40 PM CDTTornado WarningFGFOtter Tail, Wadena41 min
Jul 11, 4:44 PM CDTTornado WarningFGFLake of the Woods, Roseau61 min
Jul 11, 5:00 PM CDTSevere Thunderstorm WarningFGFHubbard, Wadena30 min
Jul 11, 5:03 PM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater, Lake of the Woods, Marshall, Pennington57 min
Jul 11, 5:17 PM CDTSevere Thunderstorm WarningFGFBecker, Hubbard, Otter Tail, Wadena31 min
Jul 11, 6:26 PM CDTTornado WarningFGFLake of the Woods21 min

Nearby

Tornado Warnings in Minnesota, 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.