Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 166, NWS Grand Forks, ND

August 4, 2016Hubbard County, Wadena County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 4, 2016, 2:22 AM CDT for Hubbard County, Wadena County, Minnesota. It was in force for 23 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: Aug 4, 2016, 2:22 AM CDT (07:22 UTC)
Expired: Aug 4, 2016, 2:45 AM CDT
In force: 23 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Hubbard County, MN, Wadena County, MN

The radar

The Duluth radar (KDLH), 200 km from the middle of the area, began a volume at 07:25 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
Aug 4, 2:26 AM CDT	TSTM WND DMG	Menahga, MN	ROOF BLOWN OFF BUILDING...ESTIMATED 70MPH.
Aug 4, 2:26 AM CDT	TSTM WND GST 100	Menahga, MN	TREES BLOWN DOWN OR UPROOTED. STREETS BLOCKED BY DOWNED TREESA AND POWER LINES. METAL ROOF BLOWN OFF BUILDING...PEAK WIND ESTIMATED AT 95 TO 105 MPH.
Aug 4, 2:30 AM CDT	TSTM WND DMG	10 Se Park Rapids, MN	NUMEROUS LARGE TREES DOWN AT DUCK LAKE, BLOCKING ROADS. TIME APPROXIMATE FROM RADAR. FACEBOOK INFO FROM DUCK LAKE PAGE.
Aug 4, 2:30 AM CDT	TSTM WND GST 100	10 Se Park Rapids, MN	NUMEROUS LARGE TREES BLOWN DOWN OR UPROOTED AROUND DUCK LAKE...WITH TREES BLOCKING ROADS. TIME APPROXIMATE FROM RADAR. EARLY REPORTS RECEIVED THROUGH SOCIAL MEDIA. PEAK WINDS ESTIMATED FROM 95 TO 105 MPH.
Aug 4, 2:36 AM CDT	TSTM WND GST 95	Huntersville, MN	NUMEROUS LARGE TREES SNAPPED OR UPROOTED IN AND AROUND THE HUNTERSVILLE STATE FOREST AND THROUGHOUT SHELL RIVER AND HUNTERSVILLE TOWNSHIPS. PEAK WINDS ESTIMATED AT 90 TO 100 MPH.

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
Aug 3, 10:59 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

International Fa, MN (KINL), launched 00:00Z, 7.4 hours before the alert went out and 225 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: 258 J/kg
Mixed-layer CIN: -171 J/kg
Mixed-layer LCL: 1753 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 146 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

942 
WUUS53 KFGF 040722
SVRFGF
MNC057-159-040745-
/O.NEW.KFGF.SV.W.0166.160804T0722Z-160804T0745Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
222 AM CDT THU AUG 4 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN WADENA COUNTY IN CENTRAL MINNESOTA...
  SOUTHEASTERN HUBBARD COUNTY IN NORTH CENTRAL MINNESOTA...

* UNTIL 245 AM CDT

* AT 221 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR DORSET...OR
  39 MILES SOUTH OF BEMIDJI...MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  NEVIS AROUND 230 AM CDT. 
  BADOURA AROUND 235 AM CDT. 
  CHAMBERLAIN AROUND 240 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4680 9479 4668 9479 4675 9510 4700 9506
      4699 9466 4680 9466
TIME...MOT...LOC 0721Z 277DEG 38KT 4691 9497 

HAIL...<.75IN
WIND...60MPH
 
$$

VG

2 follow-up statements

043 
WWUS53 KFGF 040734
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
234 AM CDT THU AUG 4 2016

MNC057-159-040745-
/O.CON.KFGF.SV.W.0166.000000T0000Z-160804T0745Z/
WADENA MN-HUBBARD MN-
234 AM CDT THU AUG 4 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 AM CDT
FOR NORTHEASTERN WADENA AND SOUTHEASTERN HUBBARD COUNTIES...

AT 233 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER BADOURA...OR
40 MILES SOUTH OF BEMIDJI...MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...ASOS REPORTED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THIS SEVERE STORM WILL BE NEAR...
  CHAMBERLAIN AROUND 235 AM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4680 9479 4668 9479 4675 9510 4700 9506
      4699 9466 4680 9466
TIME...MOT...LOC 0733Z 277DEG 38KT 4689 9477 

HAIL...<.75IN
WIND...60MPH
 
$$

VG

779 
WWUS53 KFGF 040745
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
245 AM CDT THU AUG 4 2016

MNC057-159-040754-
/O.EXP.KFGF.SV.W.0166.000000T0000Z-160804T0745Z/
WADENA MN-HUBBARD MN-
245 AM CDT THU AUG 4 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WADENA AND
SOUTHEASTERN HUBBARD COUNTIES WILL EXPIRE AT 245 AM CDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE...THE WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 AM CDT FOR
NORTH CENTRAL AND CENTRAL MINNESOTA.

LAT...LON 4680 9479 4668 9479 4675 9510 4700 9506
      4699 9466 4680 9466
TIME...MOT...LOC 0742Z 277DEG 38KT 4689 9477 

$$

VG

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 3, 7:55 PM CDT	Severe Thunderstorm Warning	FGF	Kittson, Marshall, Roseau	65 min
Aug 3, 9:32 PM CDT	Special Weather Statement	FGF	Marshall	58 min
Aug 3, 10:22 PM CDT	Special Weather Statement	FGF	Pennington, Polk, Red Lake	53 min
Aug 3, 10:29 PM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Marshall, Pennington, Polk, Red Lake	61 min
Aug 3, 11:01 PM CDT	Flash Flood Warning	FGF	Polk	2 hr
Aug 3, 11:31 PM CDT	Special Weather Statement	FGF	Beltrami, Clearwater	59 min
Aug 4, 12:20 AM CDT	Severe Thunderstorm Warning	FGF	Becker, Clay	40 min
Aug 4, 12:47 AM CDT	Special Weather Statement	FGF	Clearwater	43 min
Aug 4, 1:04 AM CDT	Special Weather Statement	FGF	Grant, Wilkin	41 min
Aug 4, 1:11 AM CDT	Special Weather Statement	FGF	Becker	49 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.