Alert archive / North Dakota / Tornado Warnings in 2008

Tornado Warning 23, NWS Grand Forks, ND

July 5, 2008Eddy County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jul 5, 2008, 4:39 PM CDT for Eddy County, North Dakota. It was in force for 66 min. 1 report 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
Jul 5, 2008, 4:39 PM CDT (21:39 UTC)
Expired
Jul 5, 2008, 5:45 PM CDT
In force
66 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon

County Eddy County, ND

What was reported inside it

TimeReportWhereRemark
Jul 5, 5:15 PM CDTHAIL 0.887 Ene Brantford, ND

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.7 hours before the alert went out and 174 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, Bismarck Municip, ND at 12:00Z on 2008-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 806 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, Bismarck Municip, ND at 12:00Z on 2008-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.1939Sfc1 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
806 J/kg
Mixed-layer CIN
-572 J/kg
Mixed-layer LCL
1265 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
102 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 052140
TORFGF
NDC027-052245-
/O.NEW.KFGF.TO.W.0023.080705T2139Z-080705T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
439 PM CDT SAT JUL 5 2008

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN EDDY COUNTY IN NORTHEAST NORTH DAKOTA...

* UNTIL 545 PM CDT

* AT 437 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES WEST OF
  BRANTFORD...OR 36 MILES SOUTH OF DEVILS LAKE...MOVING TO THE EAST
  AT 41 MPH.

* THE TORNADO WILL BE NEAR...
  BRANTFORD AT 445 PM CDT...

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

LAT...LON 4785 9870 4760 9854 4760 9920 4768 9920
TIME...MOT...LOC 2139Z 251DEG 35KT 4762 9901

$$

VG
3 follow-up statements
000 
WWUS53 KFGF 052157
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
457 PM CDT SAT JUL 5 2008

NDC027-052245-
/O.CON.KFGF.TO.W.0023.000000T0000Z-080705T2245Z/
EDDY ND-
457 PM CDT SAT JUL 5 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR
SOUTHEASTERN EDDY COUNTY...

AT 451 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
3 MILES NORTHWEST OF BRANTFORD...OR 35 MILES SOUTH OF DEVILS LAKE...
MOVING TO THE EAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL EASTERN EDDY COUNTY AT 510 PM CDT

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

LAT...LON 4785 9870 4760 9854 4760 9920 4768 9920
TIME...MOT...LOC 2157Z 251DEG 35KT 4764 9889

$$

VG
000 
WWUS53 KFGF 052220
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
520 PM CDT SAT JUL 5 2008

NDC027-052245-
/O.CON.KFGF.TO.W.0023.000000T0000Z-080705T2245Z/
EDDY ND-
520 PM CDT SAT JUL 5 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR EASTERN
EDDY COUNTY...

AT 514 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
7 MILES NORTH OF GRACE CITY...OR 33 MILES SOUTH OF DEVILS LAKE...
MOVING TO THE EAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL SOUTHEASTERN EDDY COUNTY AT 530 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 MIDNIGHT CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4781 9867 4778 9865 4776 9865 4772 9861
      4771 9861 4767 9858 4760 9854 4761 9887
      4776 9894
TIME...MOT...LOC 2220Z 260DEG 30KT 4765 9868

$$

VG
000 
WWUS53 KFGF 052241
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
542 PM CDT SAT JUL 5 2008

NDC027-052252-
/O.EXP.KFGF.TO.W.0023.000000T0000Z-080705T2245Z/
EDDY ND-
542 PM CDT SAT JUL 5 2008

...THE TORNADO WARNING FOR EASTERN EDDY COUNTY WILL EXPIRE AT 545 PM
CDT...

DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND SO THE
WARNING WILL BE ALLOWED TO EXPIRE AT 545 PM CDT. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4781 9867 4778 9865 4776 9865 4772 9861
      4771 9861 4767 9858 4760 9854 4761 9887
      4776 9894
TIME...MOT...LOC 2242Z 260DEG 30KT 4768 9841

$$

VG

Nearby

Tornado 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.