Alert archive / North Dakota / Tornado Warnings in 2017
Tornado Warning 11, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 7, 2017, 2:13 PM CDT for Grand Forks County, Traill County, North Dakota; Norman County, Polk County, Minnesota. It was in force for 47 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, 2:13 PM CDT (19:13 UTC)
- Expired
- Jun 7, 2017, 3:00 PM CDT
- In force
- 47 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Norman County, MN, Polk County, MN, Grand Forks County, ND, Traill County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 28 km from the middle of the area, began a volume at 19:15 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, 2:25 PM CDT | HAIL 1 | 6 Se Buxton, ND | A FEW DIME TO QUARTER SIZED HAIL. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 2:11 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 7.2 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.
739 WFUS53 KFGF 071913 TORFGF MNC107-119-NDC035-097-072000- /O.NEW.KFGF.TO.W.0011.170607T1913Z-170607T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Eastern ND/Grand Forks ND 213 PM CDT WED JUN 7 2017 The National Weather Service in Grand Forks has issued a * Tornado Warning for... Northwestern Norman County in northwestern Minnesota... Southwestern Polk County in northwestern Minnesota... Southeastern Grand Forks County in northeastern North Dakota... Northeastern Traill County in southeastern North Dakota... * Until 300 PM CDT. * At 212 PM CDT, a severe thunderstorm capable of producing a tornado was located near Buxton, or 22 miles south of Grand Forks, moving east at 15 mph. HAZARD...Tornado and quarter size hail. SOURCE...Radar indicated rotation. IMPACT...Expect damage to mobile homes, roofs, and vehicles. * This dangerous storm will be near... Climax and Nielsville around 250 PM CDT. Eldred around 300 PM CDT. This includes Interstate 29 between mile markers 112 and 125. 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 4752 9715 4770 9713 4773 9669 4746 9671 TIME...MOT...LOC 1912Z 263DEG 14KT 4759 9703 TORNADO...RADAR INDICATED HAIL...1.00IN $$ Voelker
2 follow-up statements
953
WWUS53 KFGF 071924
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
224 PM CDT WED JUN 7 2017
MNC107-119-NDC035-097-072000-
/O.CON.KFGF.TO.W.0011.000000T0000Z-170607T2000Z/
Norman MN-Polk MN-Grand Forks ND-Traill ND-
224 PM CDT WED JUN 7 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR
NORTHWESTERN NORMAN...SOUTHWESTERN POLK...SOUTHEASTERN GRAND FORKS
AND NORTHEASTERN TRAILL COUNTIES...
At 224 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Climax, or 24 miles south of Grand Forks, moving
east at 15 mph.
HAZARD...TORNADO and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
This dangerous storm will be near...
Climax around 245 PM CDT.
Nielsville and Eldred around 250 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 4750 9702 4771 9702 4773 9669 4746 9671
TIME...MOT...LOC 1924Z 274DEG 14KT 4758 9695
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
Voelker079
WWUS53 KFGF 071955
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
255 PM CDT WED JUN 7 2017
MNC107-119-NDC035-097-072004-
/O.EXP.KFGF.TO.W.0011.000000T0000Z-170607T2000Z/
Norman MN-Polk MN-Grand Forks ND-Traill ND-
255 PM CDT WED JUN 7 2017
...THE TORNADO WARNING FOR NORTHWESTERN NORMAN...SOUTHWESTERN POLK...
SOUTHEASTERN GRAND FORKS AND NORTHEASTERN TRAILL COUNTIES WILL EXPIRE
AT 300 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire. However small hail
and gusty winds are still possible with this thunderstorm.
A tornado watch remains in effect until 600 PM CDT for northwestern
Minnesota...and southeastern and northeastern North Dakota.
LAT...LON 4750 9702 4771 9702 4773 9669 4746 9671
TIME...MOT...LOC 1954Z 263DEG 14KT 4759 9678
$$
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, 1:29 PM CDT | Tornado Warning | FGF | Grand Forks, Traill | 46 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, 2:39 PM CDT | Severe Thunderstorm Warning | FGF | Walsh | 20 min |
| Jun 7, 2:57 PM CDT | Special Weather Statement | FGF | Polk | 63 min |
| Jun 7, 3:41 PM CDT | Special Weather Statement | FGF | Pennington, Polk, Red Lake | 64 min |
| Jun 7, 4:28 PM CDT | Special Weather Statement | FGF | Clearwater | 32 min |
| Jun 7, 5:07 PM CDT | Special Weather Statement | FGF | Clearwater | 23 min |
| Jun 7, 6:00 PM CDT | Special Weather Statement | FGF | Clearwater | 60 min |
Nearby
Tornado Warnings in North Dakota, 2017Tornado Warnings in Minnesota, 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.