Alert archive / Minnesota / Tornado Warnings in 2008

Tornado Warning 16, NWS Grand Forks, ND

June 12, 2008Otter Tail County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Jun 12, 2008, 8:14 PM CDT for Otter Tail County, Minnesota. It was in force for 34 min. 3 reports 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
Jun 12, 2008, 8:14 PM CDT (01:14 UTC)
Expired
Jun 12, 2008, 8:48 PM CDT
In force
34 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon

County Otter Tail County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 165 km from the middle of the area, began a volume at 01:13 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

TimeReportWhereRemark
Jun 12, 8:24 PM CDTHAIL 0.7515 N Fergus Falls, MN
Jun 12, 8:25 PM CDTFUNNEL CLOUDStar Lake, MNPERSISTENT FUNNEL VIEWED BETWEEN STAR LAKE AND BIG MCDONALD LAKE UNTIL 830 PM CDT.
Jun 12, 8:30 PM CDTTORNADO 0Big Mcdonald Lake, MNBRIEF WATERSPOUT ON BIG MCDONALD LAKE.

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.

IssuedProductOfficeLasted
Jun 12, 3:33 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.2 hours before the alert went out and 248 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, Minneapolis, MN at 00:00Z on 2008-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 84 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2008-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939587897117136Sfc1 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
84 J/kg
Mixed-layer CIN
-147 J/kg
Mixed-layer LCL
2006 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
-3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 130114
TORFGF
MNC111-130200-
/O.NEW.KFGF.TO.W.0016.080613T0114Z-080613T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
814 PM CDT THU JUN 12 2008

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 900 PM CDT

* AT 809 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
  ELIZABETH...OR 7 MILES NORTH OF FERGUS FALLS...MOVING TO THE
  NORTHEAST AT 51 MPH.

* THE TORNADO WILL BE NEAR...
  MAPLEWOOD STATE PARK AT 825 PM CDT...
  STAR LAKE AT 830 PM CDT...
  DENT AT 835 PM CDT...
  PERHAM AT 845 PM CDT...

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
THURSDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4628 9605 4643 9621 4672 9569 4671 9516
      4670 9516
TIME...MOT...LOC 0114Z 233DEG 44KT 4641 9602

$$

PJS/PR
2 follow-up statements
000 
WWUS53 KFGF 130139
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
838 PM CDT THU JUN 12 2008

MNC111-130200-
/O.CON.KFGF.TO.W.0016.000000T0000Z-080613T0200Z/
OTTER TAIL MN-
838 PM CDT THU JUN 12 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHERN
OTTER TAIL COUNTY...

AT 825 PM CDT...OTTER TAIL SHERIFF REPORTED ROTATION IN CLOUD NEAR 
STAR LAKE.

AT 836 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
3 MILES WEST OF BIG MCDONALD LAKE...OR 16 MILES SOUTH OF DETROIT
LAKES...MOVING TO THE NORTHEAST AT 45 MPH.


* THE TORNADO WILL BE ABOUT...
  7 MILES NORTHWEST OF PERHAM BY 850 PM CDT...
  9 MILES NORTHWEST OF BUTLER BY 900 PM CDT...

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
THURSDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4628 9605 4643 9621 4672 9569 4671 9516
      4670 9516
TIME...MOT...LOC 0138Z 230DEG 45KT 4660 9581

$$
SPEICHER
000 
WWUS53 KFGF 130148
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
848 PM CDT THU JUN 12 2008

MNC111-130158-
/O.CAN.KFGF.TO.W.0016.000000T0000Z-080613T0200Z/
OTTER TAIL MN-
848 PM CDT THU JUN 12 2008

...THE TORNADO WARNING FOR NORTHERN OTTER TAIL COUNTY IS CANCELLED...

AT 846 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM LOCATED 4 MILES SOUTH OF FRAZEE...OR 12 MILES SOUTHEAST
OF DETROIT LAKES...MOVING TO THE NORTHEAST AT 52 MPH.

THE THUNDERSTORM IS NO LONGER TORNADIC SO THE WARNING HAS BEEN 
CANCELLED. 

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT
THURSDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4628 9605 4643 9621 4672 9569 4671 9516
      4670 9516
TIME...MOT...LOC 0148Z 230DEG 45KT 4668 9567

$$

PJS/PR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:02 PM CDTSevere Thunderstorm WarningFGFMarshall, Pennington43 min
Jun 12, 7:11 PM CDTTornado WarningFGFHubbard34 min
Jun 12, 7:32 PM CDTTornado WarningFGFWadena28 min
Jun 12, 7:36 PM CDTSevere Thunderstorm WarningFGFClearwater, Mahnomen, Polk54 min
Jun 12, 7:40 PM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater28 min
Jun 12, 7:46 PM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods, Roseau59 min
Jun 12, 7:48 PM CDTSevere Thunderstorm WarningFGFBecker, Clearwater, Mahnomen57 min
Jun 12, 7:49 PM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods16 min
Jun 12, 7:55 PM CDTSevere Thunderstorm WarningFGFBecker, Otter Tail, Wilkin65 min
Jun 12, 8:02 PM CDTTornado WarningFGFBecker, Hubbard, Otter Tail58 min
Jun 12, 8:27 PM CDTSevere Thunderstorm WarningFGFLake of the Woods, Roseau49 min
Jun 12, 8:37 PM CDTTornado WarningFGFBecker, Clearwater, Hubbard33 min
Jun 12, 8:54 PM CDTSevere Thunderstorm WarningFGFOtter Tail29 min
Jun 13, 3:16 PM CDTSevere Thunderstorm WarningFGFKittson29 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.