Alert archive / Minnesota / Tornado Warnings in 2008

Tornado Warning 21, NWS Grand Forks, ND

June 14, 2008Clay County, Minnesota; Cass County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 14, 2008, 8:16 PM CDT for Clay County, Minnesota; Cass County, North Dakota. It was in force for 40 min. 7 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 14, 2008, 8:16 PM CDT (01:16 UTC)
Expired
Jun 14, 2008, 8:56 PM CDT
In force
40 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon

Counties Clay County, MN, Cass County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 92 km from the middle of the area, began a volume at 01:17 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 14, 8:16 PM CDTTSTM WND GST 632 Nnw Fargo, NDMEASURED AT KFAR FARGO HECTOR AIRPORT.
Jun 14, 8:16 PM CDTTSTM WND GST 63Fargo, ND
Jun 14, 8:20 PM CDTTSTM WND DMGFargo, NDMEDIUM SIZED TREE DOWN ACROSS STREET 6TH STREET AND 1ST AVE N. POWER LINES DOWN AROUND TOWN.
Jun 14, 8:20 PM CDTTSTM WND GST 501 E Mapleton, ND
Jun 14, 8:26 PM CDTTSTM WND GST 63Fargo, ND
Jun 14, 8:27 PM CDTFUNNEL CLOUD5 S Fargo, NDPERSISTENT WALL CLOUD WITH INTERMITTENT FUNNEL OBSERVED SOUTH OF INTERSTATE 94. THIS STRUCTURE WAS VIEWED AT IT MOVED ACROSS EXTREME SOUTH FARGO AND SOUTH MOORHEAD UNTIL AROUND 835 PM CDT. A PROMINENT SHELF CLOUD EXTENDED NORTHEAST OF THIS STRUCTURE WHICH AFFE
Jun 14, 8:40 PM CDTTSTM WND GST 605 Ese Moorhead, MNJUST NORTH OF I-94 AT MP 5.

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 14, 3:01 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 1.3 hours before the alert went out and 262 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, Aberdeen, SD at 00:00Z on 2008-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 90 joules per kilogram.LCLLFCEL10008507005003002001001 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, Aberdeen, SD at 00:00Z on 2008-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939587897117Sfc1 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
90 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
2807 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 150116
TORFGF
MNC027-NDC017-150215-
/O.NEW.KFGF.TO.W.0021.080615T0116Z-080615T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
816 PM CDT SAT JUN 14 2008

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL CLAY COUNTY IN NORTHWEST MINNESOTA...
  EAST CENTRAL CASS COUNTY IN SOUTHEAST NORTH DAKOTA...
  THIS INCLUDES THE CITY OF FARGO...

* UNTIL 915 PM CDT

* AT 812 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
  NORTHWEST OF HORACE...OR 9 MILES SOUTHWEST OF FARGO...MOVING TO THE
  EAST AT 68 MPH.

* THE TORNADO WILL BE ABOUT...
  7 MILES NORTH OF RUSTAD AT 820 PM CDT...
  DILWORTH AT 825 PM CDT...
  GLYNDON AT 830 PM CDT...
  MUSKODA AT 835 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
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4703 9626 4672 9623 4672 9703 4690 9706
TIME...MOT...LOC 0116Z 265DEG 59KT 4682 9690

$$

DK/BH
5 follow-up statements
000 
WWUS53 KFGF 150125
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
823 PM CDT SAT JUN 14 2008

MNC027-NDC017-150215-
/O.CON.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CLAY MN-CASS ND-
823 PM CDT SAT JUN 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
CLAY COUNTY IN NORTHWEST MINNESOTA...AND EAST CENTRAL CASS COUNTY IN
SOUTHEAST NORTH DAKOTA...

AT 821 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 
NEAR FRONTIER...OR IN SOUTH FARGO...MOVING TO THE EAST AT 40 MPH. 
THIS STORM HAS A WELL DEFINED WALL CLOUD AS REPORTED BY THE 
PUBLIC.

* THE TORNADO WILL BE NEAR...
  FARGO AT 825 PM CDT...
  SABIN AND DILWORTH BY 830 PM CDT...
  GLYNDON AND DOWNER BY 835 PM CDT...
  MUSKODA BY 840 PM CDT...
  HAWLEY BY 845 PM CDT...

  INTERSTATE 94 BETWEEN MILE MARKER 2 AROUND 825 PM CDT...
  AND MILE MARKER 13 AROUND 835 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
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4678 9703 4690 9706 4703 9626 4672 9633
      4672 9703
TIME...MOT...LOC 0123Z 261DEG 61KT 4679 9681

$$

DK/BH
000 
WWUS53 KFGF 150133
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
832 PM CDT SAT JUN 14 2008

MNC027-NDC017-150215-
/O.CON.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CLAY MN-CASS ND-
832 PM CDT SAT JUN 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
CLAY COUNTY IN NORTHWEST MINNESOTA...AND EXTREME EAST CENTRAL CASS
COUNTY IN SOUTHEAST NORTH DAKOTA...

AT 831 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED 
2 MILES EAST OF SABIN...OR 2 MILES SOUTHEAST OF FARGO...MOVING TO 
THE EAST AT 70 MPH. A WALL CLOUD WAS SPOTTED WITH THIS STORM BY THE 
PUBLIC.

* THE TORNADO WILL BE NEAR...
  MUSKODA BY 840 PM CDT...
  HAWLEY BY 845 PM CDT...

  INTERSTATE 94 BETWEEN MILE MARKER 10 AROUND 830 PM CDT...
  AND MILE MARKER 16 AROUND 835 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
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4673 9684 4680 9681 4691 9679 4703 9627
      4701 9626 4672 9633
TIME...MOT...LOC 0132Z 261DEG 61KT 4677 9658

$$

DK/BH
000 
WWUS53 KFGF 150139
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
839 PM CDT SAT JUN 14 2008

NDC017-150149-
/O.CAN.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CASS ND-
839 PM CDT SAT JUN 14 2008

...THE TORNADO WARNING FOR EXTREME EAST CENTRAL CASS COUNTY IN
SOUTHEAST NORTH DAKOTA IS CANCELLED...

AT 839 PM CDT...TORNADO MOVED OUT OF THE WARNED AREA IN EXTREME EAST
CENTRAL CASS COUNTY. SO THE WARNING HAS BEEN CANCELLED.

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

LAT...LON 4676 9667 4684 9669 4693 9669 4703 9627
      4702 9626 4696 9627 4693 9629 4688 9629
      4680 9632 4679 9631 4677 9632
TIME...MOT...LOC 0139Z 261DEG 61KT 4675 9640

$$

MNC027-150215-
/O.CON.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CLAY MN-
839 PM CDT SAT JUN 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
CLAY COUNTY...

AT 835 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
NEAR DOWNER...OR 18 MILES SOUTHEAST OF FARGO...MOVING TO THE EAST AT
50 MPH.

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
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4676 9667 4684 9669 4693 9669 4703 9627
      4702 9626 4696 9627 4693 9629 4688 9629
      4680 9632 4679 9631 4677 9632
TIME...MOT...LOC 0139Z 261DEG 61KT 4675 9640

$$
DK
000 
WWUS53 KFGF 150151
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
850 PM CDT SAT JUN 14 2008

MNC027-150215-
/O.CON.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CLAY MN-
850 PM CDT SAT JUN 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
CLAY COUNTY...

AT 849 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
4 MILES WEST OF CORMORANT...OR 15 MILES WEST OF DETROIT LAKES...
MOVING TO THE EAST AT 50 MPH.

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 1100 PM CDT
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4682 9669 4693 9668 4702 9629 4702 9626
      4696 9627 4694 9629 4687 9629 4682 9632
      4677 9632 4676 9667
TIME...MOT...LOC 0150Z 261DEG 61KT 4674 9612

$$

DK/BH
000 
WWUS53 KFGF 150156
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
856 PM CDT SAT JUN 14 2008

MNC027-150206-
/O.CAN.KFGF.TO.W.0021.000000T0000Z-080615T0215Z/
CLAY MN-
856 PM CDT SAT JUN 14 2008

...THE TORNADO WARNING FOR CENTRAL CLAY COUNTY IS CANCELLED...

AT 856 PM CDT...TORNADO MOVED OUT OF THE WARNED AREA IN CENTRAL CLAY 
COUNTY SO THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SATURDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4682 9669 4693 9668 4702 9629 4702 9626
      4696 9627 4694 9629 4687 9629 4682 9632
      4677 9632 4676 9667
TIME...MOT...LOC 0156Z 261DEG 61KT 4671 9596

$$

DK/BH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 7:01 PM CDTSevere Thunderstorm WarningFGFOtter Tail29 min
Jun 14, 7:32 PM CDTSevere Thunderstorm WarningFGFClay, Norman, Polk58 min
Jun 14, 8:09 PM CDTSevere Thunderstorm WarningFGFGrant25 min
Jun 14, 8:24 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Norman, Otter Tail, Polk, Wilkin36 min
Jun 14, 8:44 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Clearwater, Mahnomen, Norman, Otter Tail and 2 more61 min
Jun 14, 9:25 PM CDTSevere Thunderstorm WarningFGFBecker, Beltrami, Clearwater, Hubbard50 min
Jun 14, 7:01 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Nelson, Ramsey, Walsh59 min
Jun 14, 7:34 PM CDTTornado WarningFGFBarnes, Cass41 min
Jun 14, 7:42 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Grand Forks, Griggs, Nelson, Steele and 1 more33 min

Nearby

Tornado Warnings in Minnesota, 2008Tornado Warnings in North Dakota, 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.