Alert archive / North Dakota / Tornado Warnings in 2007

Tornado Warning 13, NWS Grand Forks, ND

June 17, 2007Barnes County, Cass County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 17, 2007, 3:12 AM CDT for Barnes County, Cass County, North Dakota. It was in force for 63 min. 4 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 17, 2007, 3:12 AM CDT (08:12 UTC)
Expired
Jun 17, 2007, 4:15 AM CDT
In force
63 min
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Barnes County, ND, Cass County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 83 km from the middle of the area, began a volume at 08:14 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 17, 3:25 AM CDTHAIL 14 Nw Fingal, ND
Jun 17, 4:15 AM CDTHAIL 0.755 E Fingal, NDHAIL PERSISTED THROUGH 420 AM.
Jun 17, 4:15 AM CDTHAIL 0.756 W Alice, NDHAIL PERSISTED THROUGH 420 AM.
Jun 17, 4:17 AM CDTHAIL 1Fingal, ND

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 16, 11:06 PM CDTSevere Thunderstorm WatchSPC7 hr
Jun 17, 3:09 AM CDTTornado WatchSPC6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 8.2 hours before the alert went out and 221 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, Aberdeen, SD at 00:00Z on 2007-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 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, Aberdeen, SD at 00:00Z on 2007-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
65 J/kg
Mixed-layer CIN
-210 J/kg
Mixed-layer LCL
1398 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KFGF 170811
TORFGF
NDC003-017-170915-
/O.NEW.KFGF.TO.W.0013.070617T0812Z-070617T0915Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
312 AM CDT SUN JUN 17 2007

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN BARNES COUNTY IN SOUTHEAST NORTH DAKOTA...
  CENTRAL CASS COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 415 AM CDT

* AT 310 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES WEST OF
  FINGAL...OR 14 MILES SOUTHEAST OF VALLEY CITY...MOVING TO THE
  NORTHEAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  ALICE AT 335 AM CDT...
  BUFFALO AT 345 AM CDT...
  EMBDEN AT 350 AM CDT...
  9 MILES NORTHWEST OF CHAFFEE AT 355 AM 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 AM CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS
IN EFFECT UNTIL 600 AM CDT SUNDAY MORNING FOR EASTERN NORTH DAKOTA.

LAT...LON 4680 9802 4665 9790 4683 9708 4704 9739

$$
DK
2 follow-up statements
000 
WWUS53 KFGF 170847
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
347 AM CDT SUN JUN 17 2007

NDC003-017-170915-
/O.CON.KFGF.TO.W.0013.000000T0000Z-070617T0915Z/
BARNES ND-CASS ND-
347 AM CDT SUN JUN 17 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR CENTRAL
CASS AND CENTRAL BARNES COUNTIES IN SOUTHEAST NORTH DAKOTA...

AT 344 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
NEAR BUFFALO...OR 21 MILES EAST OF VALLEY CITY...MOVING TO THE
NORTHEAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  ABSARAKA AND 6 MILES NORTHWEST OF WHEATLAND BY 400 AM 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 AM CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA.

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 600 AM CDT
SUNDAY MORNING FOR EASTERN NORTH DAKOTA.

LAT...LON 4685 9824 4668 9825 4685 9712 4704 9737

$$
DK
000 
WWUS53 KFGF 170906
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
405 AM CDT SUN JUN 17 2007

NDC003-017-170915-
/O.CON.KFGF.TO.W.0013.000000T0000Z-070617T0915Z/
BARNES ND-CASS ND-
405 AM CDT SUN JUN 17 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR
SOUTHWESTERN CASS AND SOUTHEASTERN BARNES COUNTIES IN SOUTHEAST NORTH
DAKOTA...

AT 401 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
4 MILES NORTH OF KATHRYN...OR 13 MILES SOUTH OF VALLEY CITY...MOVING
TO THE EAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  NOME BY 410 AM CDT...
  FINGAL AND LUCCA BY 415 AM 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 AM CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA.

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 600 AM CDT
SUNDAY MORNING FOR EASTERN NORTH DAKOTA.

LAT...LON 4699 9814 4665 9823 4667 9726 4701 9738

$$

HOPPES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 1:39 AM CDTSevere Thunderstorm WarningFGFBarnes66 min
Jun 17, 2:37 AM CDTWind AdvisoryFGFBarnes, Cass, Grand Forks, Ransom, Richland, Sargent and 2 more13 hr
Jun 17, 2:43 AM CDTSevere Thunderstorm WarningFGFBarnes62 min
Jun 17, 3:29 AM CDTFlash Flood WarningFGFBarnes9 hr
Jun 17, 3:36 AM CDTSevere Thunderstorm WarningFGFCass54 min
Jun 17, 4:16 AM CDTTornado WarningFGFBarnes, Cass, Ransom59 min
Jun 17, 3:04 PM CDTFlash Flood WatchFGFBarnes, Cass, Ransom, Richland, Sargent13 hr

Nearby

Tornado Warnings in North Dakota, 2007Every tornado warning in 2007Tornadoes in 2007

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.