Alert archive / North Dakota / Tornado Warnings in 2005

Tornado Warning 32, NWS Grand Forks, ND

June 23, 2005Benson County, Eddy County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 23, 2005, 2:10 PM CDT for Benson County, Eddy County, North Dakota. It was in force for 50 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 23, 2005, 2:10 PM CDT (19:10 UTC)
Expired
Jun 23, 2005, 3:00 PM CDT
In force
50 min
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Benson County, ND, Eddy County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 136 km from the middle of the area, began a volume at 19:11 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 23, 2:25 PM CDTHAIL 0.88Oberon, NDABOUT 1.05 INCHES OF RAIN IN 15 MINUTES.
Jun 23, 2:25 PM CDTHAIL 0.88Oberon, ND
Jun 23, 3:05 PM CDTTORNADO5 W Warwick, NDALONG EDDY-BENSON COUNTY LINE.

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, 7.2 hours before the alert went out and 170 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 2005-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1519 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 2005-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
1519 J/kg
Mixed-layer CIN
-405 J/kg
Mixed-layer LCL
1901 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 231910
TORFGF
NDC005-027-232000-
/O.NEW.KFGF.TO.W.0032.050623T1910Z-050623T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
210 PM CDT THU JUN 23 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

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

* UNTIL 300 PM CDT

* AT 207 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM WITH STRONG ROTATION 6 MILES NORTHEAST OF HAMBERG...OR
  32 MILES SOUTHWEST OF DEVILS LAKE...MOVING TO THE EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  OBERON AT 220 PM
  SHEYENNE AT 225 PM

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

LAT...LON 4792 9929 4769 9925 4770 9871 4796 9887

$$

DK/JDS
2 follow-up statements
000 
WWUS53 KFGF 231924
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
224 PM CDT THU JUN 23 2005

NDC005-027-232000-
/O.CON.KFGF.TO.W.0032.000000T0000Z-050623T2000Z/
BENSON ND-EDDY ND-
224 PM CDT THU JUN 23 2005

...A TORNADO WARNING CONTINUES UNTIL 300 PM CDT FOR NORTHERN EDDY AND
SOUTHEASTERN BENSON COUNTIES...

AT 220 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM WITH STRONG ROTATION.  THE TORNADO WAS LOCATED 6 MILES
WEST OF SHEYENNE...OR 27 MILES SOUTHWEST OF DEVILS LAKE...MOVING TO
THE EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  SHEYENNE BY 230 PM CDT...
  TOKIO BY 250 PM CDT...

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

LAT...LON 4792 9929 4769 9925 4774 9861 4795 9882

$$

DK/JDS
000 
WWUS53 KFGF 231933
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
232 PM CDT THU JUN 23 2005

NDC005-027-232000-
/O.CON.KFGF.TO.W.0032.000000T0000Z-050623T2000Z/
BENSON ND-EDDY ND-
232 PM CDT THU JUN 23 2005

...A TORNADO WARNING CONTINUES UNTIL 300 PM CDT FOR NORTHERN EDDY AND
SOUTHEASTERN BENSON COUNTIES...

AT 228 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM WITH STRONG ROTATION.  THE TORNADO WAS LOCATED 2 MILES
WEST OF SHEYENNE...OR 24 MILES SOUTHWEST OF DEVILS LAKE...MOVING TO 
THE EAST AT 30 MPH. NICKEL SIZE HAIL WAS REPORTED IN OBERON AT 225 
PM CDT. 

THE TORNADO WILL BE NEAR...
  SHEYENNE AT 235 PM CDT...
  7 MILES SOUTH OF TOKIO BY 300 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 THURSDAY EVENING
FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4792 9929 4769 9925 4774 9861 4795 9882

$$

DK/JDS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 2:02 PM CDTSevere Thunderstorm WarningFGFBenson, Ramsey58 min
Jun 23, 2:37 PM CDTTornado WarningFGFRamsey53 min
Jun 23, 2:58 PM CDTTornado WarningFGFCavalier, Pembina, Walsh62 min
Jun 23, 3:00 PM CDTTornado WarningFGFBenson, Eddy, Nelson60 min
Jun 23, 3:02 PM CDTSevere Thunderstorm WarningFGFTowner43 min
Jun 23, 3:10 PM CDTTornado WarningFGFTowner41 min
Jun 23, 3:13 PM CDTTornado WarningFGFCavalier, Ramsey62 min
Jun 23, 3:49 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Griggs, Steele56 min
Jun 23, 3:57 PM CDTSevere Thunderstorm WarningFGFNelson48 min
Jun 23, 4:00 PM CDTTornado WarningFGFCavalier, Pembina, Walsh60 min
Jun 23, 4:09 PM CDTTornado WarningFGFGriggs, Steele66 min
Jun 23, 4:33 PM CDTFlash Flood WarningFGFPembina5 hr
Jun 23, 4:55 PM CDTTornado WarningFGFCass, Traill65 min
Jun 23, 5:00 PM CDTTornado WarningFGFGrand Forks60 min
Jun 23, 5:15 PM CDTTornado WarningFGFSteele11 min
Jun 23, 5:59 PM CDTSevere Thunderstorm WarningFGFTraill52 min

Nearby

Tornado Warnings in North Dakota, 2005Every tornado warning in 2005Tornadoes in 2005

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.