Alert archive / North Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 33, NWS Grand Forks, ND

June 17, 20165 counties in North Dakota; Marshall County, Polk County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 17, 2016, 7:33 AM CDT for 5 counties in North Dakota; Marshall County, Polk County, Minnesota. It was in force for 57 min. 25 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 17, 2016, 7:33 AM CDT (12:33 UTC)
Expired
Jun 17, 2016, 8:30 AM CDT
In force
57 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
80.0 mph

Counties Marshall County, MN, Polk County, MN, Grand Forks County, ND, Nelson County, ND, Steele County, ND, Traill County, ND, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 59 km from the middle of the area, began a volume at 12:35 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

TimeReportWhereRemark
Jun 17, 7:45 AM CDTTSTM WND DMGNiagara, NDREPORTS OF TREES AND POWER LINES DOWN. TIME ESTIMATED FROM RADAR.
Jun 17, 7:47 AM CDTTSTM WND DMG1 E Niagara, NDTRACTOR TRAILER COMBINATION BLOWN OFF HIGHWAY 2.
Jun 17, 7:50 AM CDTTSTM WND DMG4 N Larimore, NDLARGE TREES BLOWN DOWN NORTH SIDE OF HWY 2 AT REST AREA AND POINTS WEST. TIME ESTIMATED BASED ON RADAR.
Jun 17, 7:55 AM CDTTSTM WND DMG1 S Dahlen, NDA STEEL CLAD POLE SHED WAS DESTROYED BY WIND. WOODEN POLES WERE PULLED UP FROM THE SOIL.
Jun 17, 7:55 AM CDTTSTM WND DMG1 S Dahlen, NDA STEEL CLAD POLE SHED WAS DESTROYED BY WIND. WOODEN POLES WERE PULLED UP FROM THE SOIL. TIMES ESTIMATED BASED ON RADAR. PEAK WINDS ESTIMATED FROM 80 TO 90 MPH.
Jun 17, 7:56 AM CDTTSTM WND GST 802 N Tabor, MNPEAK WINDS MEASURED AT A HOME WEATHER STATION.
Jun 17, 7:58 AM CDTTSTM WND GST 60Northwood, ND
Jun 17, 7:58 AM CDTTSTM WND GST 673 W Inkster, NDMEASURED AT INKSTER NDAWN SITE.
Jun 17, 7:58 AM CDTTSTM WND GST 67.53 W Inkster, NDMEASURED AT INKSTER NDAWN SITE.
Jun 17, 7:59 AM CDTTSTM WND DMGFordville, NDTREE SNAPPED OFF AT THE BASE.
Jun 17, 7:59 AM CDTTSTM WND DMGFordville, NDTREE SNAPPED OFF AT THE BASE. FORDVILLE SCALE HOUSE BLOWN DOWN.
Jun 17, 7:59 AM CDTTSTM WND GST 60Grand Forks Afb, NDPEAK WIND OF 52 KNOTS AT GFAFB.
Jun 17, 7:59 AM CDTNON-TSTM WND GST 60Grand Forks Afb, NDPEAK WIND OF 52 KNOTS AT GFAFB.
Jun 17, 8:00 AM CDTTSTM WND DMGGilby, NDTREES AND POWER LINES DOWN. REPORT VIA SOCIAL MEDIA.
Jun 17, 8:08 AM CDTTSTM WND GST 687 Wnw Forest River, NDPEAK WIND MEASURED AT THE NDAWN SENSOR.
Jun 17, 8:10 AM CDTTSTM WND DMG1 S Voss, NDFOUR BOX ELDER TREES UPROOTED. 2.28 INCHES OF RAIN. ND ARB OBSERVER REPORT. TIME ESTIMATED BASED ON RADAR.
Jun 17, 8:10 AM CDTTSTM WND GST 575 Sw Alvarado, MNPEAK WIND MEASURED AT A HOME WEATHER STATION.
Jun 17, 8:10 AM CDTTSTM WND GST 673 W Inkster, NDMEASURED AT INKSTER NDAWN SITE.
Jun 17, 8:10 AM CDTTSTM WND GST 68.17 Wnw Forest River, NDPEAK WIND MEASURED AT THE NDAWN SENSOR.
Jun 17, 8:26 AM CDTTSTM WND GST 648 E Minto, NDPEAK WIND MEASURED AT A HOME WEATHER STATION.
Jun 17, 8:28 AM CDTTSTM WND DMGGrafton, NDREPORTS OF TREES DOWN.
Jun 17, 8:29 AM CDTTSTM WND GST 5810 E Grafton, NDPEAK WIND MEASURED AT THE NDAWN SITE.
Jun 17, 8:34 AM CDTTSTM WND GST 6310 E Grafton, NDPEAK WIND MEASURED AT THE NDAWN SITE.
Jun 17, 8:35 AM CDTTSTM WND GST 6410 E Grafton, NDPEAK WIND MEASURED AT THE NDAWN SITE.
Jun 17, 8:38 AM CDTTSTM WND GST 63.610 E Grafton, NDPEAK WIND MEASURED AT THE NDAWN SITE.

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.

IssuedProductOfficeLasted
Jun 17, 7:20 AM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 0.6 hours before the alert went out and 296 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-pSkew-T log-p diagram, Bismarck Municip, ND at 12:00Z on 2016-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 2016-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -128 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1169 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-128 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

684 
WUUS53 KFGF 171233
SVRFGF
MNC089-119-NDC035-063-091-097-099-171330-
/O.NEW.KFGF.SV.W.0033.160617T1233Z-160617T1330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
733 AM CDT FRI JUN 17 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN POLK COUNTY IN NORTHWESTERN MINNESOTA...
  WESTERN MARSHALL COUNTY IN NORTHWESTERN MINNESOTA...
  SOUTHERN WALSH COUNTY IN NORTHEASTERN NORTH DAKOTA...
  GRAND FORKS COUNTY IN NORTHEASTERN NORTH DAKOTA...
  NORTHEASTERN NELSON COUNTY IN NORTHEASTERN NORTH DAKOTA...
  NORTHEASTERN STEELE COUNTY IN SOUTHEASTERN NORTH DAKOTA...
  NORTHWESTERN TRAILL COUNTY IN SOUTHEASTERN NORTH DAKOTA...

* UNTIL 830 AM CDT

* AT 731 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR LAWTON TO NEAR NIAGARA TO GOLDEN LAKE...MOVING
  EAST AT 60 MPH.

  THESE ARE VERY DANGEROUS STORMS. 

  HAZARD...80 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE HEAVILY DAMAGED. EXPECT 
           CONSIDERABLE DAMAGE TO ROOFS...WINDOWS...AND VEHICLES. 
           EXTENSIVE TREE DAMAGE AND POWER OUTAGES ARE LIKELY. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  HATTON...LARIMORE AND MCCANNA AROUND 740 AM CDT. 
  ARVILLA...HONEYFORD AND LANKIN AROUND 750 AM CDT. 
  MEKINOCK...GRAND FORKS AFB AND GILBY AROUND 755 AM CDT. 
  THOMPSON AND PISEK AROUND 800 AM CDT. 
  GRAND FORKS...MANVEL AND VESELEYVILLE AROUND 805 AM CDT. 

ALSO INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 125 AND 181.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4776 9655 4761 9764 4793 9788 4827 9825
      4854 9699 4854 9691
TIME...MOT...LOC 1231Z 253DEG 48KT 4829 9826 4793 9783 4760 9765 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...80MPH
 
$$

TG
1 follow-up statement
992 
WWUS53 KFGF 171302
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
802 AM CDT FRI JUN 17 2016

MNC089-119-NDC035-063-091-097-099-171330-
/O.CON.KFGF.SV.W.0033.000000T0000Z-160617T1330Z/
POLK MN-MARSHALL MN-WALSH ND-GRAND FORKS ND-NELSON ND-STEELE ND-
TRAILL ND-
802 AM CDT FRI JUN 17 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 AM CDT
FOR NORTHWESTERN POLK...WESTERN MARSHALL...SOUTHERN WALSH...GRAND
FORKS...NORTHEASTERN NELSON...NORTHEASTERN STEELE AND NORTHWESTERN
TRAILL COUNTIES...

AT 800 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR PARK RIVER TO NEAR MEKINOCK TO NEAR REYNOLDS...
MOVING EAST AT 60 MPH.

THESE ARE VERY DANGEROUS STORMS.

HAZARD...80 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. THIS STORM HAS A HISTORY OF
         PRODUCING 70 TO 80 MPH WINDS. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE HEAVILY DAMAGED. EXPECT 
         CONSIDERABLE DAMAGE TO ROOFS...WINDOWS...AND VEHICLES. 
         EXTENSIVE TREE DAMAGE AND POWER OUTAGES ARE LIKELY. 

THESE SEVERE STORMS WILL BE NEAR...
  MANVEL AND BYGLAND AROUND 805 AM CDT. 
  FISHER...ALVARADO AND VOSS AROUND 815 AM CDT. 
  GRAFTON...CROOKSTON AND TABOR AROUND 820 AM CDT. 
  WARREN...OAKWOOD AND ANGUS AROUND 825 AM CDT. 

ALSO INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 125 AND 181.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4776 9655 4761 9764 4793 9788 4827 9825
      4854 9699 4854 9691
TIME...MOT...LOC 1300Z 252DEG 51KT 4834 9778 4804 9727 4771 9704 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...80MPH
 
$$

TG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 4:10 AM CDTSpecial Weather StatementFGFPembina65 min
Jun 17, 4:12 AM CDTSpecial Weather StatementFGFCavalier18 min
Jun 17, 5:56 AM CDTSevere Thunderstorm WarningFGFBenson, Eddy, Ramsey64 min
Jun 17, 6:24 AM CDTSpecial Weather StatementFGFNelson36 min
Jun 17, 6:32 AM CDTSevere Thunderstorm WarningFGFBarnes, Eddy, Griggs, Nelson43 min
Jun 17, 6:46 AM CDTSevere Thunderstorm WarningFGFBenson, Nelson, Ramsey, Walsh59 min
Jun 17, 7:04 AM CDTSevere Thunderstorm WarningFGFGrand Forks, Griggs, Nelson, Steele41 min
Jun 17, 7:53 AM CDTFlash Flood WarningFGFGrand Forks, Pembina, Walsh7 hr
Jun 17, 8:15 AM CDTSevere Thunderstorm WarningFGFGrand Forks, Pembina, Walsh60 min
Jun 17, 8:16 AM CDTAreal Flood AdvisoryFGFGrand Forks74 min
Jun 17, 8:24 AM CDTHigh Wind WarningFGFNelson, Walsh39 min
Jun 17, 9:03 AM CDTHigh Wind WarningFGFGrand Forks, Nelson, Walsh110 min
Jun 17, 12:02 PM CDTRiver Flood WarningFGFWalsh4 days
Jun 17, 3:34 PM CDTRiver Flood WatchFGFWalsh4 days
Jun 17, 4:55 AM CDTSpecial Weather StatementFGFKittson35 min
Jun 17, 5:08 AM CDTSevere Thunderstorm WarningFGFKittson22 min
Jun 17, 5:22 AM CDTSevere Thunderstorm WarningFGFKittson, Roseau53 min
Jun 17, 6:40 AM CDTSpecial Weather StatementFGFLake of the Woods35 min
Jun 17, 8:39 AM CDTSpecial Weather StatementFGFBecker, Clay51 min
Jun 17, 8:52 AM CDTSpecial Weather StatementFGFLake of the Woods38 min
Jun 17, 8:55 AM CDTSevere Thunderstorm WarningFGFBecker, Clay, Clearwater, Mahnomen, Norman, Otter Tail65 min
Jun 17, 8:59 AM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more61 min
Jun 17, 9:05 AM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater, Hubbard, Mahnomen, Norman, Polk55 min
Jun 17, 9:46 AM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater, Lake of the Woods44 min
Jun 17, 9:51 AM CDTSevere Thunderstorm WarningFGFBecker, Beltrami, Clearwater, Hubbard, Mahnomen, Otter Tail and 1 more54 min
Jun 17, 9:52 AM CDTSpecial Weather StatementFGFPolk38 min
Jun 17, 10:28 AM CDTSevere Thunderstorm WarningFGFOtter Tail32 min
Jun 17, 10:32 AM CDTSpecial Weather StatementFGFMahnomen, Norman, Pennington, Polk, Red Lake43 min
Jun 17, 11:46 AM CDTRiver Flood WarningFGFKittson10 days
Jun 17, 11:49 AM CDTSpecial Weather StatementFGFOtter Tail41 min
Jun 17, 11:50 AM CDTSpecial Weather StatementFGFHubbard40 min
Jun 17, 11:56 AM CDTSevere Thunderstorm WarningFGFBecker, Otter Tail64 min
Jun 17, 12:26 PM CDTSpecial Weather StatementFGFGrant34 min
Jun 17, 1:00 PM CDTSpecial Weather StatementFGFGrant, Otter Tail, Wadena60 min
Jun 17, 1:18 PM CDTSevere Thunderstorm WarningFGFGrant, Otter Tail, Wadena57 min
Jun 17, 2:25 PM CDTSpecial Weather StatementFGFDouglas65 min
Jun 17, 3:34 PM CDTRiver Flood WatchFGFKittson6 days

Nearby

Severe Thunderstorm Warnings in North Dakota, 2016Severe Thunderstorm Warnings in Minnesota, 2016Every 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.