Alert archive / North Dakota / Tornado Warnings in 2017
Tornado Warning 7, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 7, 2017, 1:29 PM CDT for Grand Forks County, Traill County, North Dakota. It was in force for 46 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
- Jun 7, 2017, 1:29 PM CDT (18:29 UTC)
- Expired
- Jun 7, 2017, 2:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Grand Forks County, ND, Traill County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 32 km from the middle of the area, began a volume at 18:33 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 7, 2:00 PM CDT | HAIL 1 | 1 S Reynolds, ND | SOCIAL MEDIA REPORT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 6.5 hours before the alert went out and 293 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2122 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
527
WFUS53 KFGF 071829
TORFGF
NDC035-097-071915-
/O.NEW.KFGF.TO.W.0007.170607T1829Z-170607T1915Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Eastern ND/Grand Forks ND
129 PM CDT WED JUN 7 2017
The National Weather Service in Grand Forks has issued a
* Tornado Warning for...
Southeastern Grand Forks County in northeastern North Dakota...
Northern Traill County in southeastern North Dakota...
* Until 215 PM CDT.
* At 127 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Holmes, or 20 miles southwest of Grand Forks,
moving east at 15 mph. Another severe storm capable of producing
a tornado was located 5 miles north of Mayville also moving east
at 15 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
* This dangerous storm will be near...
Buxton around 205 PM CDT.
Reynolds around 210 PM CDT.
Thompson around 215 PM CDT.
This includes Interstate 29 between mile markers 115 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Grand Forks.
&&
LAT...LON 4783 9698 4782 9698 4781 9699 4781 9698
4780 9698 4779 9697 4757 9689 4752 9735
4771 9740
TIME...MOT...LOC 1827Z 256DEG 11KT 4765 9728
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Voelker1 follow-up statement
122
WWUS53 KFGF 071848
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
148 PM CDT WED JUN 7 2017
NDC035-097-071915-
/O.CON.KFGF.TO.W.0007.000000T0000Z-170607T1915Z/
Grand Forks ND-Traill ND-
148 PM CDT WED JUN 7 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM CDT FOR
SOUTHEASTERN GRAND FORKS AND NORTHEASTERN TRAILL COUNTIES...
At 147 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Buxton, or 20 miles south of Grand Forks, moving
east at 15 mph.
HAZARD...TORNADO.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
This dangerous storm will be near...
Buxton and Reynolds around 200 PM CDT.
This includes Interstate 29 between mile markers 115 and 132.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 4783 9698 4782 9698 4781 9699 4781 9698
4780 9698 4779 9697 4757 9689 4754 9723
4774 9730
TIME...MOT...LOC 1847Z 261DEG 15KT 4763 9717
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
VoelkerThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 11:48 AM CDT | Special Weather Statement | FGF | Walsh | 57 min |
| Jun 7, 12:29 PM CDT | Special Weather Statement | FGF | Walsh | 61 min |
| Jun 7, 1:02 PM CDT | Tornado Warning | FGF | Grand Forks | 43 min |
| Jun 7, 1:05 PM CDT | Tornado Warning | FGF | Grand Forks, Traill | 25 min |
| Jun 7, 1:11 PM CDT | Tornado Warning | FGF | Grand Forks | 49 min |
| Jun 7, 1:44 PM CDT | Tornado Warning | FGF | Grand Forks | 30 min |
| Jun 7, 1:56 PM CDT | Tornado Warning | FGF | Grand Forks | 35 min |
| Jun 7, 1:58 PM CDT | Tornado Warning | FGF | Grand Forks, Walsh | 47 min |
| Jun 7, 2:13 PM CDT | Tornado Warning | FGF | Grand Forks, Traill | 47 min |
| Jun 7, 2:39 PM CDT | Severe Thunderstorm Warning | FGF | Walsh | 20 min |
Nearby
Tornado Warnings in North Dakota, 2017Every tornado warning in 2017Tornadoes in 2017
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.