Alert archive / Minnesota / Tornado Warnings in 2017

Tornado Warning 19, NWS Grand Forks, ND

June 13, 2017Grant County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Jun 13, 2017, 7:02 PM CDT for Grant County, Minnesota. It was in force for 43 min. 2 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 13, 2017, 7:02 PM CDT (00:02 UTC)
Expired: Jun 13, 2017, 7:45 PM CDT
In force: 43 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Tornado: Observed
Hail: 1.0 in

County Grant County, MN

The radar

The Aberdeen radar (KABR), 198 km from the middle of the area, began a volume at 00:05 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 13, 7:25 PM CDT	FUNNEL CLOUD	4 Ssw Hoffman, MN	FUNNEL MOVING UP FROM SOUTH.
Jun 13, 7:25 PM CDT	FUNNEL CLOUD	4 Ssw Hoffman, MN	FUNNEL MOVING UP FROM SOUTH. STORM HAD PRODUCED EARLIER TOUCHDOWN IN ADJACENT PORTIONS OF NORTHERN STEVENS COUNTY.

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 13, 5:56 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.0 hours before the alert went out and 213 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: 2418 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1530 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 373 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

089 
WFUS53 KFGF 140002
TORFGF
MNC051-140045-
/O.NEW.KFGF.TO.W.0019.170614T0002Z-170614T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Eastern ND/Grand Forks ND
702 PM CDT TUE JUN 13 2017

The National Weather Service in Grand Forks has issued a

* Tornado Warning for...
  Southeastern Grant County in west central Minnesota...

* Until 745 PM CDT.

* At 701 PM CDT, a confirmed tornado was located north of Hancock, 
  moving north at 25 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Weather spotters confirmed tornado. 

  IMPACT...Expect damage to mobile homes, roofs, and vehicles. 

* The tornado will be near...
  Hoffman around 740 PM CDT. 

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 4591 9603 4590 9576 4576 9576 4576 9605
TIME...MOT...LOC 0001Z 186DEG 20KT 4564 9586 

TORNADO...OBSERVED
HAIL...1.00IN

$$

Lee

3 follow-up statements

301 
WWUS53 KFGF 140017
SVSFGF

Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
717 PM CDT TUE JUN 13 2017

MNC051-140045-
/O.CON.KFGF.TO.W.0019.000000T0000Z-170614T0045Z/
Grant MN-
717 PM CDT TUE JUN 13 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHEASTERN GRANT COUNTY...
    
At 716 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles south of Hoffman, or 10 miles north of Morris,
moving north at 25 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...
  Hoffman around 735 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 4591 9603 4590 9576 4576 9576 4576 9605
TIME...MOT...LOC 0016Z 186DEG 20KT 4573 9585 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Lee

032 
WWUS53 KFGF 140031
SVSFGF

Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
731 PM CDT TUE JUN 13 2017

MNC051-140045-
/O.CON.KFGF.TO.W.0019.000000T0000Z-170614T0045Z/
Grant MN-
731 PM CDT TUE JUN 13 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHEASTERN GRANT COUNTY...
        
At 730 PM CDT, a severe thunderstorm capable of producing a tornado 
was located near Hoffman, or 15 miles north of Morris, moving north 
at 25 mph.

HAZARD...TORNADO and quarter size hail. 

SOURCE...Weather spotters reported a funnel cloud. A funnel cloud 
         has been reported just south southwest of Hoffman.

IMPACT...Expect damage to mobile homes, roofs, and vehicles. 

This dangerous storm will be near...
  Hoffman around 735 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 4591 9603 4590 9576 4576 9576 4576 9605
TIME...MOT...LOC 0030Z 186DEG 20KT 4581 9584 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Lee

981 
WWUS53 KFGF 140041
SVSFGF

Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
741 PM CDT TUE JUN 13 2017

MNC051-140050-
/O.EXP.KFGF.TO.W.0019.000000T0000Z-170614T0045Z/
Grant MN-
741 PM CDT TUE JUN 13 2017

...THE TORNADO WARNING FOR SOUTHEASTERN GRANT COUNTY WILL EXPIRE AT
745 PM CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A severe thunderstorm watch remains in effect until 100 AM CDT for
west central Minnesota.

LAT...LON 4591 9603 4590 9576 4576 9576 4576 9605
TIME...MOT...LOC 0040Z 186DEG 20KT 4586 9583 

$$

Lee

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 7:11 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Wilkin	49 min
Jun 13, 7:40 PM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail	50 min
Jun 13, 7:46 PM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay, Otter Tail, Wilkin	59 min
Jun 13, 8:11 PM CDT	Severe Thunderstorm Warning	FGF	Wilkin	49 min
Jun 13, 8:27 PM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail, Wilkin	48 min
Jun 13, 8:44 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Norman	46 min
Jun 13, 8:54 PM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay, Grant, Otter Tail, Wilkin	66 min
Jun 13, 9:24 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Norman, Pennington, Polk, Red Lake	41 min
Jun 13, 9:32 PM CDT	Areal Flood Advisory	FGF	Clay	2 hr
Jun 13, 9:37 PM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay, Clearwater, Mahnomen, Norman, Otter Tail and 1 more	53 min
Jun 13, 9:57 PM CDT	Areal Flood Advisory	FGF	Beltrami, Lake of the Woods, Roseau	6 hr
Jun 13, 10:13 PM CDT	Special Weather Statement	FGF	Beltrami, Clearwater, Hubbard, Pennington, Red Lake, Wadena	62 min
Jun 13, 10:58 PM CDT	Special Weather Statement	FGF	Beltrami, Lake of the Woods	62 min
Jun 14, 12:03 AM CDT	Special Weather Statement	FGF	Lake of the Woods	27 min

Nearby

Tornado Warnings in Minnesota, 2017 Every tornado warning in 2017 Tornadoes 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.