Alert archive / North Dakota / Tornado Warnings in 2003

Tornado Warning 13, NWS Grand Forks, ND

June 27, 2003Benson County, Ramsey County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 27, 2003, 8:09 PM CDT for Benson County, Ramsey County, North Dakota. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 27, 2003, 8:09 PM CDT (01:09 UTC)
Expired
Jun 27, 2003, 9:00 PM CDT
In force
51 min
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Benson County, ND, Ramsey County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 1.2 hours before the alert went out and 207 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 2003-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Bismarck Municip, ND at 00:00Z on 2003-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.19395878Sfc1 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
1 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
1991 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
60 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.

187 
WFUS53 KFGF 280109
TORFGF
NDC005-071-280200-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
809 PM CDT FRI JUN 27 2003

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...

  BENSON COUNTY IN NORTHEAST NORTH DAKOTA AND   
  RAMSEY COUNTY IN NORTHEAST NORTH DAKOTA.

* UNTIL 900 PM CDT.

* AT 808 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION 4 MILES NORTH OF CHURCHS
  FERRY...OR ABOUT 21 MILES NORTHWEST OF DEVILS LAKE...MOVEMENT WAS
  TO THE SOUTHEAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...

  CHURCHS FERRY AT 820 PM...
  PENN AT 835 PM AND
  WEBSTER AT 845 PM.

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

LAT...LON 4836 9902 4837 9940 4808 9916 4813 9867

$$

DONAVON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 7:32 PM CDTTornado WarningFGFTowner43 min
Jun 27, 7:44 PM CDTSevere Thunderstorm WarningFGFBenson, Ramsey46 min
Jun 27, 8:33 PM CDTSevere Thunderstorm WarningFGFEddy27 min
Jun 27, 9:01 PM CDTTornado WarningFGFEddy, Griggs44 min
Jun 28, 3:47 PM CDTSevere Thunderstorm WarningFGFPembina43 min
Jun 28, 5:23 PM CDTSevere Thunderstorm WarningFGFGrand Forks37 min
Jun 28, 6:14 PM CDTSevere Thunderstorm WarningFGFGrand Forks46 min

Nearby

Tornado Warnings in North Dakota, 2003Every tornado warning in 2003Tornadoes in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.