Alert archive / North Dakota / Tornado Warnings in 2005

Tornado Warning 77, NWS Grand Forks, ND

July 10, 2005Cavalier County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jul 10, 2005, 10:23 PM CDT for Cavalier County, North Dakota. It was in force for 67 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 10, 2005, 10:23 PM CDT (03:23 UTC)
Expired
Jul 10, 2005, 11:30 PM CDT
In force
67 min
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

County Cavalier County, ND

What was reported inside it

TimeReportWhereRemark
Jul 10, 11:00 PM CDTTORNADO5 W Hannah, ND100 FOOT SECTION OF SHELTER BELT STRIPPED

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 00:00Z, 3.4 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, Bismarck Municip, ND at 00:00Z on 2005-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4621 joules per kilogram.LCLEL10008507005003002001001 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, Bismarck Municip, ND at 00:00Z on 2005-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 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
4621 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1484 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
2.5
Supercell composite
22.5

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 110324
TORFGF
NDC019-110430-
/O.NEW.KFGF.TO.W.0077.050711T0323Z-050711T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1023 PM CDT SUN JUL 10 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN CAVALIER COUNTY IN NORTHEAST NORTH DAKOTA

* UNTIL 1130 PM CDT

* AT 1020 PM CDT...WEATHER SPOTTERS REPORTED A FUNNEL CLOUD ABOUT 5  
  MILES NORTH OF NEWVILLE...MOVING TO THE NORTHEAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  MUNICH AT 1040 PM
  CLYDE AT 1045 PM
  WALES AT 1115 PM
  HANNAH AT 1120 PM

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 MIDNIGHT CDT
MONDAY MORNING FOR NORTHEAST NORTH DAKOTA.

LAT...LON 4872 9897 4857 9894 4857 9866 4898 9837
      4898 9896

$$

JCA
2 follow-up statements
000 
WWUS53 KFGF 110350
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1050 PM CDT SUN JUL 10 2005

NDC019-110430-
/O.CON.KFGF.TO.W.0077.000000T0000Z-050711T0430Z/
CAVALIER ND-
1050 PM CDT SUN JUL 10 2005

...A TORNADO WARNING CONTINUES UNTIL 1130 PM CDT FOR WESTERN CAVALIER
COUNTY...

AT 1045 PM CDT...WEATHER SPOTTERS REPORTED A FUNNEL CLOUD.  THE
TORNADO WAS LOCATED 3 MILES NORTHEAST OF CLYDE...OR 22 MILES WEST OF
LANGDON...MOVING TO THE NORTHEAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES NORTHWEST OF WALES BY 1110 PM CDT...
  HANNAH BY 1115 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 MIDNIGHT CDT
MONDAY MORNING FOR NORTHEAST NORTH DAKOTA.

LAT...LON 4872 9897 4857 9894 4857 9866 4898 9837
      4898 9896

$$

JA/DM
000 
WWUS53 KFGF 110430
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1130 PM CDT SUN JUL 10 2005

NDC019-110440-
/O.EXP.KFGF.TO.W.0077.000000T0000Z-050711T0430Z/
CAVALIER ND-
1130 PM CDT SUN JUL 10 2005

...THE TORNADO WARNING FOR WESTERN CAVALIER COUNTY EXPIRED AT 1130 PM
CDT...

DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND THE
WARNING WAS ALLOWED TO EXPIRE AT 1130 PM CDT.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT
MONDAY MORNING FOR NORTHEAST NORTH DAKOTA.

LAT...LON 4872 9897 4857 9894 4857 9866 4898 9837
      4898 9896

$$

JA/DM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 7:15 PM CDTTornado WarningFGFBenson28 min
Jul 10, 7:48 PM CDTSevere Thunderstorm WarningFGFTowner23 min
Jul 10, 8:44 PM CDTSevere Thunderstorm WarningFGFBenson61 min
Jul 10, 9:05 PM CDTTornado WarningFGFBenson56 min
Jul 10, 9:49 PM CDTTornado WarningFGFRamsey, Towner56 min
Jul 10, 9:58 PM CDTSevere Thunderstorm WarningFGFTowner62 min
Jul 10, 10:56 PM CDTSevere Thunderstorm WarningFGFBenson, Towner64 min
Jul 11, 5:56 AM CDTFlash Flood WarningFGFWalsh11 hr

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.