Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 91, NWS Grand Forks, ND

July 9, 2016Grant County, Otter Tail County, Wilkin County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 9, 2016, 11:55 PM CDT for Grant County, Otter Tail County, Wilkin County, Minnesota. It was in force for 65 min. 5 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: Jul 9, 2016, 11:55 PM CDT (04:55 UTC)
Expired: Jul 10, 2016, 1:00 AM CDT
In force: 65 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Grant County, MN, Otter Tail County, MN, Wilkin County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 186 km from the middle of the area, began a volume at 04:55 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
Jul 9, 11:55 PM CDT	TSTM WND DMG	Phelps, MN	WINDS BLEW DOWN DISPLAYS AT THE PHELPS MILL ART FESTIVAL.
Jul 10, 12:06 AM CDT	TSTM WND GST 70	2 Nnw Ottertail, MN	WINDS ESTIMATED AT 60 TO 70 MPH. LARGE BRANCHES BREAKING DOWN. POWER OUTAGES.
Jul 10, 12:06 AM CDT	TSTM WND GST 70	Ottertail, MN	WINDS ESTIMATED AT 60 TO 70 MPH. LARGE BRANCHES BREAKING DOWN. POWER OUTAGES.
Jul 10, 12:08 AM CDT	TSTM WND DMG	New York Mills, MN	LARGE TREES BROKEN DOWN.
Jul 10, 12:25 AM CDT	TSTM WND GST 65	1 W Bluffton, MN	LARGE BRANCHES DOWN.

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
Jul 9, 8:32 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 4.9 hours before the alert went out and 228 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1578 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 85 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

217 
WUUS53 KFGF 100455
SVRFGF
MNC051-111-167-100600-
/O.NEW.KFGF.SV.W.0091.160710T0455Z-160710T0600Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1155 PM CDT SAT JUL 9 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...
  NORTHERN GRANT COUNTY IN WEST CENTRAL MINNESOTA...
  EAST CENTRAL WILKIN COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 100 AM CDT

* AT 1155 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR BUTLER TO NEAR AMOR TO NEAR CARLISLE...MOVING
  SOUTHEAST AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  AMOR AND PHELPS AROUND 1200 AM CDT. 
  FERGUS FALLS...OTTERTAIL LAKE AND UNDERWOOD AROUND 1210 AM CDT. 
  NEW YORK MILLS AND BATTLE LAKE AROUND 1215 AM CDT. 
  CLITHERALL AROUND 1220 AM CDT. 
  BLUFFTON AND WESTERN AROUND 1225 AM CDT. 

ALSO INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 41 AND
80.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4595 9623 4645 9632 4650 9584 4672 9548
      4672 9537 4632 9515 4624 9515 4611 9534
      4611 9577 4599 9577
TIME...MOT...LOC 0455Z 336DEG 27KT 4666 9544 4644 9581 4638 9626 

HAIL...1.00IN
WIND...60MPH
 
$$

JR

1 follow-up statement

666 
WWUS53 KFGF 100530
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1230 AM CDT SUN JUL 10 2016

MNC051-111-167-100600-
/O.CON.KFGF.SV.W.0091.000000T0000Z-160710T0600Z/
OTTER TAIL MN-GRANT MN-WILKIN MN-
1230 AM CDT SUN JUL 10 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CDT
FOR SOUTHERN OTTER TAIL...NORTHERN GRANT AND EAST CENTRAL WILKIN
COUNTIES...

AT 1230 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR DEER CREEK TO NEAR CLITHERALL TO NEAR WESTERN...
MOVING SOUTHEAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  VINING AROUND 1235 AM CDT. 
  URBANK AROUND 1245 AM CDT. 
  ELBOW LAKE AND WRIGHTSTOWN AROUND 1255 AM CDT. 

ALSO INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 43 AND
80.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4595 9623 4645 9632 4634 9584 4657 9538
      4659 9530 4632 9515 4624 9515 4611 9534
      4611 9577 4599 9577
TIME...MOT...LOC 0530Z 336DEG 27KT 4643 9529 4621 9566 4615 9611 

HAIL...1.00IN
WIND...60MPH
 
$$

JR/JH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 7:30 PM CDT	Severe Thunderstorm Warning	FGF	Marshall, Polk	60 min
Jul 9, 8:31 PM CDT	Severe Thunderstorm Warning	FGF	Norman, Polk	44 min
Jul 9, 9:08 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Norman, Polk	52 min
Jul 9, 9:30 PM CDT	Severe Thunderstorm Warning	FGF	Norman	45 min
Jul 9, 10:00 PM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay, Mahnomen, Norman, Otter Tail	60 min
Jul 9, 10:13 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Norman	62 min
Jul 9, 10:57 PM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay, Otter Tail, Wilkin	63 min
Jul 9, 11:13 PM CDT	Severe Thunderstorm Warning	FGF	Clay, Wilkin	62 min
Jul 10, 12:02 AM CDT	Severe Thunderstorm Warning	FGF	Grant, Wilkin	58 min
Jul 10, 12:52 AM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail, Wadena, Wilkin	53 min
Jul 10, 1:10 AM CDT	Flash Flood Warning	FGF	Otter Tail, Wilkin	8 hr
Jul 10, 1:41 AM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail, Wilkin	42 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016 Every severe thunderstorm warning in 2016

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.