Alert archive / North Dakota / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 63, NWS Grand Forks, ND

June 10, 2002Ramsey County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 10, 2002, 6:48 AM CDT for Ramsey County, North Dakota. It was in force for 42 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 10, 2002, 6:48 AM CDT (11:48 UTC)
Expired: Jun 10, 2002, 7:30 AM CDT
In force: 42 min
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

County Ramsey County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 145 km from the middle of the area, began a volume at 11:48 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.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 11.8 hours before the alert went out and 216 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 268 J/kg
Mixed-layer CIN: -541 J/kg
Mixed-layer LCL: 830 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 259 m²/s²
0-3 km storm-relative helicity: 388 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KFGF 101148
SVRFAR
NDC071-101230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
646 AM CDT MON JUN 10 2002

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...

  RAMSEY COUNTY IN NORTHEAST NORTH DAKOTA.

* UNTIL 730 AM CDT.

* AT 643 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES SOUTHWEST OF PENN...OR ABOUT 17 MILES
  WEST OF DEVILS LAKE...MOVEMENT WAS TO THE NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...

  PENN AT 700 AM...
  WEBSTER AT 710 AM...
  GARSKE AT 720 AM AND
  STARKWEATHER AT 725 AM.

HAIL TO ONE INCH IS LIKELY WITH THIS STORM. 

REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

LAT...LON 4822 9919 4805 9887 4837 9844 4856 9883


06

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 6:07 AM CDT	Severe Thunderstorm Warning	FGF	Benson, Towner	53 min
Jun 10, 7:08 AM CDT	Severe Thunderstorm Warning	FGF	Cavalier, Towner	52 min
Jun 10, 7:29 AM CDT	Severe Thunderstorm Warning	FGF	Ramsey	31 min
Jun 10, 8:13 AM CDT	Severe Thunderstorm Warning	FGF	Benson	47 min
Jun 10, 9:22 AM CDT	Severe Thunderstorm Warning	FGF	Benson, Ramsey	38 min
Jun 10, 9:45 AM CDT	Flash Flood Warning	FGF	Pembina	3 hr
Jun 10, 11:09 AM CDT	Severe Thunderstorm Warning	FGF	Cavalier	51 min
Jun 10, 1:08 PM CDT	Flash Flood Warning	FGF	Cavalier, Pembina	4 hr

Nearby

Severe Thunderstorm Warnings in North Dakota, 2002 Every severe thunderstorm warning in 2002

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; radar from the NEXRAD Level II archive.