Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 42, NWS Grand Forks, ND

June 17, 2016Grant County, Otter Tail County, Wadena County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 17, 2016, 1:18 PM CDT for Grant County, Otter Tail County, Wadena County, Minnesota. It was in force for 57 min. 3 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, 1:18 PM CDT (18:18 UTC)
Expired
Jun 17, 2016, 2:15 PM CDT
In force
57 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, Wadena County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 207 km from the middle of the area, began a volume at 18:20 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, 1:42 PM CDTHAIL 1.57 N Parkers Prairie, MNQUARTER TO PING PONG BALL SIZED HAIL STONES
Jun 17, 1:42 PM CDTHAIL 1.57 N Parkers Prairie, MNQUARTER TO PING PONG SIZED HAIL STONES
Jun 17, 1:45 PM CDTHAIL 15 E Almora, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 3 storm reports to this severe thunderstorm warning; the first came 24 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 6.3 hours before the alert went out and 207 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, Minneapolis, MN 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2016-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.1939Sfc1 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
1540 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

497 
WUUS53 KFGF 171818
SVRFGF
MNC051-111-159-171915-
/O.NEW.KFGF.SV.W.0042.160617T1818Z-160617T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
118 PM CDT FRI JUN 17 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...
  SOUTHERN WADENA COUNTY IN CENTRAL MINNESOTA...
  NORTHEASTERN GRANT COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 215 PM CDT

* AT 118 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM BLUFFTON TO DALTON...MOVING EAST AT 20 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...
  BLUFFTON AROUND 120 PM CDT. 
  WADENA AROUND 130 PM CDT. 
  BLUE GRASS AROUND 140 PM CDT. 
  VERNDALE AROUND 150 PM CDT. 
  ALDRICH AROUND 200 PM CDT. 

ALSO INCLUDES INTERSTATE 94 IN MINNESOTA BETWEEN MILE MARKERS 61 AND
80.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4615 9620 4667 9510 4654 9478 4639 9478
      4638 9473 4637 9473 4637 9516 4611 9515
      4611 9577 4587 9576
TIME...MOT...LOC 1818Z 289DEG 18KT 4648 9521 4618 9591 

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

JR
3 follow-up statements
178 
WWUS53 KFGF 171845
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
145 PM CDT FRI JUN 17 2016

MNC051-171854-
/O.CAN.KFGF.SV.W.0042.000000T0000Z-160617T1915Z/
GRANT MN-
145 PM CDT FRI JUN 17 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GRANT COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED. THEREFORE THE
WARNING HAS BEEN CANCELLED.

LAT...LON 4626 9592 4655 9495 4640 9482 4639 9478
      4638 9480 4638 9483 4637 9516 4611 9515
      4611 9577
TIME...MOT...LOC 1844Z 288DEG 25KT 4639 9500 4623 9524 4619 9569 

$$

MNC111-159-171915-
/O.CON.KFGF.SV.W.0042.000000T0000Z-160617T1915Z/
OTTER TAIL MN-WADENA MN-
145 PM CDT FRI JUN 17 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR SOUTHEASTERN OTTER TAIL AND SOUTHWESTERN WADENA COUNTIES...

AT 144 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM VERNDALE TO NEAR WRIGHTSTOWN TO 6 MILES SOUTHWEST OF
CLITHERALL...MOVING EAST 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. 

AT 140 PM CDT...PING PONG BALL SIZED HAIL WAS REPORTED 7 MILES
NORTH OF PARKERS PRAIRIE

THESE SEVERE STORMS WILL BE NEAR...
  VERNDALE AND WRIGHTSTOWN AROUND 145 PM CDT. 
  VINING AROUND 155 PM CDT. 
  STAPLES AIRPORT AND URBANK AROUND 205 PM CDT. 
  PARKERS PRAIRIE AROUND 215 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4626 9592 4655 9495 4640 9482 4639 9478
      4638 9480 4638 9483 4637 9516 4611 9515
      4611 9577
TIME...MOT...LOC 1844Z 288DEG 25KT 4639 9500 4623 9524 4619 9569 

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

JR
871 
WWUS53 KFGF 171906
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
206 PM CDT FRI JUN 17 2016

MNC159-171915-
/O.CAN.KFGF.SV.W.0042.000000T0000Z-160617T1915Z/
WADENA MN-
206 PM CDT FRI JUN 17 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WADENA COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4624 9572 4633 9548 4637 9516 4611 9515
      4611 9568
TIME...MOT...LOC 1905Z 289DEG 18KT 4636 9487 4620 9511 4616 9556 

$$

MNC111-171915-
/O.CON.KFGF.SV.W.0042.000000T0000Z-160617T1915Z/
OTTER TAIL MN-
206 PM CDT FRI JUN 17 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR SOUTHEASTERN OTTER TAIL COUNTY...

AT 205 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR STAPLES TO NEAR EAGLE BEND TO NEAR
URBANK...MOVING EAST AT 20 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...
  PARKERS PRAIRIE AROUND 215 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4624 9572 4633 9548 4637 9516 4611 9515
      4611 9568
TIME...MOT...LOC 1905Z 289DEG 18KT 4636 9487 4620 9511 4616 9556 

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

KNUTSVIG
621 
WWUS53 KFGF 171915
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
215 PM CDT FRI JUN 17 2016

MNC111-171925-
/O.EXP.KFGF.SV.W.0042.000000T0000Z-160617T1915Z/
OTTER TAIL MN-
215 PM CDT FRI JUN 17 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OTTER TAIL COUNTY
HAS EXPIRED...
            
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.  HOWEVER SMALL HAIL
IS STILL POSSIBLE WITH THESE THUNDERSTORMS.

LAT...LON 4624 9572 4633 9548 4637 9516 4611 9515
      4611 9568
TIME...MOT...LOC 1914Z 289DEG 18KT 4636 9487 4620 9511 4616 9556 

$$

RK

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Forks, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 17, 12:53 PM CDT, 25 minutes earlier.

Area forecast discussion, Jun 17, 12:53 PM CDT, 25 minutes before
Area Forecast Discussion
National Weather Service Grand Forks ND
1253 PM CDT FRI JUN 17 2016

.UPDATE...
Issued at 1246 PM CDT Fri Jun 17 2016

Storms have refired along surface boundary over west central MN so
held on to higher pops this location. Elsewhere current guidance
keeps most areas dry being under broad scale subsidence from
departing wave and weak high pressure builds in from the north.

UPDATE Issued at 950 AM CDT Fri Jun 17 2016

Continue to adjust pops to account for track of severe squall
line propagating across nw-west central MN. Also increased winds
in high wind warning area as wake low propagates eastward behind
squall line.

UPDATE Issued at 615 AM CDT Fri Jun 17 2016

Current radar showing three cells associated with storm what has
moved along the I 94 corridor throughout the night now moving into
western FA, with northernmost cell intensifying. Cells have been
moving along tight Theta e gradient and now shifting northeast
along the gradient. More development now beginning along SFC
trough from Kittson Co southwest into Devils Lake. Will increase
POPs for northeastern ND and far northwest MN. Per discussion with
SPC, cells are moving into shearless environment and further
eastward expansion of watch is not anticipated although there
certainly will be some strong to severe storms along the boundary
through the mid morning, decreasing in intensity as the move to
the northeast.

&&

.SHORT TERM...(Today and tonight)
Issued at 336 AM CDT Fri Jun 17 2016

Current surface analysis shows a sfc low over central SD with an
inverted trough extended through Devils Lake...roughly aligned
with axis of a theta e ridge. QLCS is moving along the I 94
corridor between Bismarck and Dickinson, progged to be just west
of our FA by 1130Z pending possible acceleration of forward
propagation. While elevated convection, bowing nature of line of
storms indicating wind will be a significant threat as it
approaches SW ND. DCAPEs across southern ND are in the 1300 to
1500 range.  94 mph winds have been reported near Dickinson. Will
bring scattered showers into Valley City around 09Z, keeping POPs
lower north of Highway 2 although experimental HRRR does bring
highest POPs further north than radar trends. Expect to see
eastern ND begin to clear out in the afternoon with line of storms
exiting eastern zones by late afternoon.

For the early morning, there is also a cluster of storms (likely
severe) just north of the international border moving east
northeast and the strongest storms will remain in southern MB,
however will see isolated storms across northeastern ND in the
early morning hours.

SW flow pattern aloft with SFC high pressure over far
northeastern ND should limit precip across the northern FA.
However, a warm front across southeastern SD into southwestern MN
will lift north early Saturday morning with convection forming
across east central SD this evening. NAM dry with this system but
does bring precip across the north after 09Z with a short wave
moving out of eastern MT into the northern valley Sat morning. GFS
this evening shows more pronounced warm frontal boundary
stretching from SFC low over s central SD through Grant Co MN and
into Otter Tail Co, with convection significantly further north
than NAM shows. Northern two thirds of CWA is dry with northeast
SFC flow, however expands north into the Grand Forks and Thief
River Falls areas by 12Z. Deep layer shear in vcnty of sfc
boundary only in the 20 to 30 kt range with best shear well to the
west in central and western ND. Overall GFS better represents SREF
for tonight and will use model blend for overnight period. As
Scattered storms will increase from south to north on Saturday as
the boundary lifts northward.

.LONG TERM...(Saturday through Thursday)
Issued at 336 AM CDT Fri Jun 17 2016

Saturday night into Sunday evening...A boundary along the
international border will be the focus for more convection as a SFC
low moves quickly across ND Sat night into Sun afternoon. Primary
threat for convection Sat night will be along and north of the
international border. Deep layer shear should be much higher (40
to 50 knots), mainly north of Hwy 2 along the boundary, and a few
strong or severe thunderstorms are possible mainly after midnight.
SPC Day 2 has a slight risk for northern tier of counties along
warm frontal boundary and Day 3 has a slight risk for storms
developing ahead of cold FROPA Sunday afternoon. NAM PWAT values
for the 06Z to 12Z timeframe continue to be in the 1.8 to 1.9 inch
range along the international border. HPC Day 3 Excessive Rainfall
is in a slight risk for exceeding FFG late Sat night. Strong warm
advection into the warm sector on Sunday will result in daytime
highs in the 80s, close to 90 across the far south, with Monday
highs falling into the mid 70s behind Sunday's cold FROPA.
Clearing skies Monday night and cooler air will bring overnight
lows in the mid 50s.

Monday-Thursday...Northwest flow pattern will develop as mid/upper
ridging amplifies across the Rockies, leading to relatively dry
weather with seasonable temps.

&&

.AVIATION...(For the 06Z TAFS through 06Z Friday night)
Issued at 622 AM CDT Fri Jun 17 2016

Primary aviation concern this morning will be convection along a
surface boundary extending from NW Minnesota to the
southwest through Devils Lake. DVL will see morning convection
dissipating by late morning while GFK and TVF will see cells to
the north and northwest, with some storms over GFK possible by
13Z. FAR and BJI may see storms late in the afternoon but
confidence too low to mention in TAFs at this time. Expect VFR
conds outside of storms.

&&

.FGF Watches/Warnings/Advisories...
ND...None.
MN...None.
&&

UPDATE...Voelker
SHORT TERM...Speicher
LONG TERM...Makowski/Speicher
AVIATION...Speicher
Hazardous weather outlook, Jun 17, 5:17 AM CDT, 8 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAND FORKS ND
517 AM CDT FRI JUN 17 2016

MNZ001>009-013>017-022>024-027>032-040-NDZ006>008-014>016-024-
026>030-038-039-049-052>054-181030-
WEST POLK-NORMAN-CLAY-KITTSON-ROSEAU-LAKE OF THE WOODS-
WEST MARSHALL-EAST MARSHALL-NORTH BELTRAMI-PENNINGTON-RED LAKE-
EAST POLK-NORTH CLEARWATER-SOUTH BELTRAMI-MAHNOMEN-
SOUTH CLEARWATER-HUBBARD-WEST BECKER-EAST BECKER-WILKIN-
WEST OTTER TAIL-EAST OTTER TAIL-WADENA-GRANT-TOWNER-CAVALIER-
PEMBINA-BENSON-RAMSEY-EASTERN WALSH COUNTY-EDDY-NELSON-
GRAND FORKS-GRIGGS-STEELE-TRAILL-BARNES-CASS-RANSOM-SARGENT-
RICHLAND-WESTERN WALSH COUNTY-
517 AM CDT FRI JUN 17 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN NORTH
DAKOTA...WEST CENTRAL AND NORTHWEST MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

STRONG AND POSSIBLY SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS
PORTIONS OF EASTERN NORTH DAKOTA AND NORTHWEST MINNESOTA THIS
MORNING. THUNDERSTORMS ARE DEVELOPING ALONG A TROUGH OF LOW
PRESSURE ACROSS CENTRAL AND NORTHEAST NORTH DAKOTA. THE STORMS
WILL MOVE INTO EASTERN NORTH DAKOTA BY EARLY MORNING. THERE IS A
RISK OF SEVERE STORMS WITH DAMAGING WINDS THE MAIN THREAT,
ESPECIALLY ALONG INTERSTATE 94 AND ALONG THE INTERNATIONAL BORDER.
MORE STORMS MAY DEVELOP LATE TONIGHT, WITH THE MAIN THREAT FOR
NOCTURNAL SEVERE STORMS BEING SOUTH OF INTERSTATE 94.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A CONTINUATION OF AN ACTIVE PATTERN IS EXPECTED THROUGH THE
WEEKEND, WITH A SLIGHT RISK FOR SEVERE STORMS LATE SATURDAY NIGHT
THROUGH SUNDAY. THE THREAT IS MAINLY ALONG THE INTERNATIONAL
BORDER SATURDAY NIGHT AND EAST OF THE VALLEY ON SUNDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

SPEICHER

In the hours before

Local storm report, Jun 17, 12:30 PM CDT, 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1230 PM CDT FRI JUN 17 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0950 AM     HAIL             WARROAD                 48.91N 95.32W
06/17/2016  E1.00 INCH       ROSEAU             MN   BROADCAST MEDIA

            PUBLIC REPORT AND PHOTO POSTED TO SOCIAL MEDIA. REPORT
            NEAR WARROAD. EXACT LOCATION UNKNOWN. TIME ESTIMATED
            BASED ON RADAR.

&&

JKAISER
Local storm report, Jun 17, 12:35 PM CDT, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1235 PM CDT FRI JUN 17 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0950 AM     LIGHTNING        8 NW BEMIDJI            47.56N 95.00W
06/17/2016                   BELTRAMI           MN   EMERGENCY MNGR

            A LIGHTNING STIKE SET A BARN ON FIRE.

&&

JKAISER
Local storm report, Jun 17, 12:38 PM CDT, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1238 PM CDT FRI JUN 17 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0940 AM     LIGHTNING        1 W BECIDA              47.35N 95.10W
06/17/2016                   HUBBARD            MN   EMERGENCY MNGR

            LIGHTNING STRIKE STARTED A FIRE AT THE FERN TOWNSHIP
            HALL.

&&

JKAISER
Local storm report, Jun 17, 12:39 PM CDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1239 PM CDT FRI JUN 17 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1055 AM     HAIL             4 S WADENA              46.38N 95.13W
06/17/2016  E1.00 INCH       WADENA             MN   TRAINED SPOTTER

1054 AM     HAIL             2 N WRIGHTSTOWN         46.30N 95.19W
06/17/2016  E1.00 INCH       OTTER TAIL         MN   PARK/FOREST SRVC

            NICKEL TO QUARTER SIZE HAIL FALLING.

1035 AM     HAIL             5 E NEW YORK MILLS      46.52N 95.27W
06/17/2016  E1.00 INCH       OTTER TAIL         MN   TRAINED SPOTTER

            PENNY TO QUARTER SIZED HAIL.

1031 AM     HAIL             7 WSW LAKE GEORGE       47.16N 95.13W
06/17/2016  E0.75 INCH       HUBBARD            MN   TRAINED SPOTTER

1015 AM     HAIL             WASKISH                 48.16N 94.51W
06/17/2016  E0.50 INCH       BELTRAMI           MN   CO-OP OBSERVER

0950 AM     HAIL             PINEWOOD                47.60N 95.13W
06/17/2016  M0.88 INCH       BELTRAMI           MN   LAW ENFORCEMENT

0950 AM     LIGHTNING        8 NW BEMIDJI            47.56N 95.00W
06/17/2016                   BELTRAMI           MN   EMERGENCY MNGR

            A LIGHTNING STRIKE SET A BARN ON FIRE.

0950 AM     HAIL             WARROAD                 48.91N 95.32W
06/17/2016  E1.00 INCH       ROSEAU             MN   BROADCAST MEDIA

            PUBLIC REPORT AND PHOTO POSTED TO SOCIAL MEDIA. REPORT
            NEAR WARROAD. EXACT LOCATION UNKNOWN. TIME ESTIMATED
            BASED ON RADAR.

0940 AM     LIGHTNING        1 W BECIDA              47.35N 95.10W
06/17/2016                   HUBBARD            MN   EMERGENCY MNGR

            LIGHTNING STRIKE STARTED A FIRE AT THE FERN TOWNSHIP
            HALL.

0925 AM     HAIL             FERGUS FALLS            46.28N 96.07W
06/17/2016  E0.75 INCH       OTTER TAIL         MN   TRAINED SPOTTER

0915 AM     TSTM WND GST     2 WSW DONALDSON         48.56N 96.94W
06/17/2016  M61.00 MPH       KITTSON            MN   MESONET

            PEAK WIND MEASURED AT THE MN DOT RWIS SITE.

0901 AM     NON-TSTM WND GST GRAND FORKS AFB         47.96N 97.38W
06/17/2016  M59.00 MPH       GRAND FORKS        ND   OTHER FEDERAL

            SECOND PEAK WIND REPORTED AT THE GFAFB. WAKE LOW.

0856 AM     NON-TSTM WND DMG ARVILLA                 47.92N 97.49W
06/17/2016                   GRAND FORKS        ND   AMATEUR RADIO

            LOTS OF TREE BRANCHES BREAKING DOWN. WINDS ESTIMATED TO
            60 MPH. WAKE LOW.

0855 AM     TSTM WND DMG     1 W DRAYTON             48.56N 97.20W
06/17/2016                   PEMBINA            ND   EMERGENCY MNGR

            SEMI BLOWN OFF THE INTERSTATE.

0851 AM     HAIL             TRAIL                   47.78N 95.70W
06/17/2016  E1.00 INCH       POLK               MN   EMERGENCY MNGR

            QUARTER SIZE HAIL IN TRAIL/GULLY AREA. TIME ESTIMATED
            FROM RADAR.

0850 AM     FLASH FLOOD      2 SW DRAYTON            48.54N 97.21W
06/17/2016                   PEMBINA            ND   EMERGENCY MNGR

            INTERSTATE 29 NEAR DRAYTON TEMPORARILY CLOSED DUE TO
            FLOODED TRAFFIC LANES.

0845 AM     FLASH FLOOD      4 W GRAFTON             48.42N 97.49W
06/17/2016                   WALSH              ND   EMERGENCY MNGR

            HEAVY RAINS PRODUCED FLOODED FIELDS AND FARM ACCESS ROADS
            ACROSS SEVERAL TOWNSHIPS IN CENTRAL AND EASTERN WALSH
            COUNTY.

0841 AM     HAIL             6 S HAWLEY              46.79N 96.32W
06/17/2016  E0.88 INCH       CLAY               MN   TRAINED SPOTTER

0835 AM     TSTM WND GST     10 E GRAFTON            48.41N 97.19W
06/17/2016  M64.00 MPH       WALSH              ND   MESONET

            PEAK WIND MEASURED AT THE NDAWN SITE.

0828 AM     TSTM WND DMG     GRAFTON                 48.42N 97.40W
06/17/2016                   WALSH              ND   LAW ENFORCEMENT

            REPORTS OF TREES DOWN.

0826 AM     TSTM WND GST     8 E MINTO               48.29N 97.20W
06/17/2016  M64.00 MPH       WALSH              ND   MESONET

            PEAK WIND MEASURED AT A HOME WEATHER STATION.

0815 AM     TSTM WND DMG     PARK RIVER              48.39N 97.74W
06/17/2016                   WALSH              ND   AMATEUR RADIO

            TREES AND POWER LINES DOWN ALL AROUND TOWN. TIME
            ESTIMATED BASED ON RADAR.

0810 AM     TSTM WND GST     5 SW ALVARADO           48.14N 97.07W
06/17/2016  M57.00 MPH       POLK               MN   MESONET

            PEAK WIND MEASURED AT A HOME WEATHER STATION.

0810 AM     TSTM WND DMG     1 S VOSS                48.28N 97.46W
06/17/2016                   WALSH              ND   CO-OP OBSERVER

            FOUR BOX ELDER TREES UPROOTED. 2.28 INCHES OF RAIN. ND
            ARB OBSERVER REPORT. TIME ESTIMATED BASED ON RADAR.

0808 AM     TSTM WND GST     7 WNW FOREST RIVER      48.26N 97.61W
06/17/2016  M68.00 MPH       WALSH              ND   MESONET

            PEAK WIND MEASURED AT THE NDAWN SENSOR.

0800 AM     TSTM WND DMG     GILBY                   48.08N 97.47W
06/17/2016                   GRAND FORKS        ND   BROADCAST MEDIA

            TREES AND POWER LINES DOWN. REPORT VIA SOCIAL MEDIA.

0759 AM     TSTM WND DMG     FORDVILLE               48.22N 97.79W
06/17/2016                   WALSH              ND   PUBLIC

            TREE SNAPPED OFF AT THE BASE. FORDVILLE SCALE HOUSE BLOWN
            DOWN.

0759 AM     TSTM WND GST     GRAND FORKS AFB         47.96N 97.38W
06/17/2016  E60.00 MPH       GRAND FORKS        ND   OTHER FEDERAL

            PEAK WIND OF 52 KNOTS AT GFAFB.

0758 AM     TSTM WND GST     3 W INKSTER             48.15N 97.71W
06/17/2016  M67.00 MPH       GRAND FORKS        ND   MESONET

            MEASURED AT INKSTER NDAWN SITE.

0758 AM     TSTM WND GST     NORTHWOOD               47.74N 97.57W
06/17/2016  E60.00 MPH       GRAND FORKS        ND   PUBLIC

0756 AM     TSTM WND GST     2 N TABOR               48.11N 96.86W
06/17/2016  M80.00 MPH       POLK               MN   MESONET

            PEAK WINDS MEASURED AT A HOME WEATHER STATION.

0750 AM     TSTM WND DMG     4 N LARIMORE            47.97N 97.63W
06/17/2016                   GRAND FORKS        ND   AMATEUR RADIO

            LARGE TREES BLOWN DOWN NORTH SIDE OF HWY 2 AT REST AREA
            AND POINTS WEST. TIME ESTIMATED BASED ON RADAR.

0747 AM     TSTM WND DMG     1 E NIAGARA             48.00N 97.85W
06/17/2016                   GRAND FORKS        ND   AMATEUR RADIO

            TRACTOR TRAILER COMBINATION BLOWN OFF HIGHWAY 2.

0745 AM     TSTM WND DMG     NIAGARA                 48.00N 97.87W
06/17/2016                   GRAND FORKS        ND   AMATEUR RADIO

            REPORTS OF TREES AND POWER LINES DOWN. TIME ESTIMATED
            FROM RADAR.

0740 AM     TSTM WND DMG     MICHIGAN                48.03N 98.12W
06/17/2016                   NELSON             ND   AMATEUR RADIO

            TREES AND POWER LINES DOWN ALL AROUND TOWN. TIME ESTIMATE
            BASED ON RADAR.

0737 AM     TSTM WND GST     2 W MICHIGAN            48.03N 98.16W
06/17/2016  M77.00 MPH       NELSON             ND   MESONET

            MEASURED AT MICHIGAN NDAWN SITE.

0728 AM     TSTM WND GST     1 ESE LOGAN CENTER      47.80N 97.80W
06/17/2016  M60.00 MPH       GRAND FORKS        ND   MESONET

            PEAK WIND MEASURED AT A HOME WEATHER STATION.

0725 AM     TSTM WND DMG     FINLEY                  47.51N 97.84W
06/17/2016                   STEELE             ND   TRAINED SPOTTER

            15 INCH DIAMETER TREE DOWN WITH MORE SMALLER TREE
            BRANCHES DOWN.

0723 AM     TSTM WND DMG     SHARON                  47.60N 97.90W
06/17/2016                   STEELE             ND   EMERGENCY MNGR

            TREES AND POWER LINES DOWN AROUND TOWN. TIME ESTIMATED
            BASED ON RADAR.

0720 AM     TSTM WND DMG     6 SW LAKOTA             47.98N 98.44W
06/17/2016                   NELSON             ND   EMERGENCY MNGR

            TRAILERS FLIPPED OVER AT NORTHERN VIEW CAMPGROUND ON THE
            NORTH SIDE OF STUMP LAKE

0711 AM     TSTM WND GST     1 E CRARY               48.07N 98.62W
06/17/2016  M74.00 MPH       RAMSEY             ND   MESONET

            MEASURED AT NDAWN SITE.

0711 AM     TSTM WND GST     1 E PEKIN               47.79N 98.31W
06/17/2016  M72.00 MPH       NELSON             ND   MESONET

            MEASURED AT PEKIN NDAWN SITE.

0710 AM     TSTM WND DMG     MCVILLE                 47.77N 98.18W
06/17/2016                   NELSON             ND   TRAINED SPOTTER

            TREES DOWN IN MCVILLE/PEKIN AREAS.

0702 AM     TSTM WND GST     25 E NEW ROCKFORD       47.68N 98.60W
06/17/2016  M78.00 MPH       EDDY               ND   MESONET

            MEASURED AT NDAWN 8N MCHENRY

0659 AM     TSTM WND GST     4 S DEVILS LAKE         48.05N 98.87W
06/17/2016  M63.00 MPH       RAMSEY             ND   MESONET

            PEAK WIND MEASURED AT THE HWY 20 RWIS SITE ON DEVILS
            LAKE.

0620 AM     HAIL             SHEYENNE                47.83N 99.12W
06/17/2016  E2.75 INCH       EDDY               ND   FIRE DEPT/RESCUE

0600 AM     TSTM WND DMG     6 SW OBERON             47.86N 99.30W
06/17/2016                   BENSON             ND   PUBLIC

            POLE BARN TAKEN DOWN BY WINDS.

0435 AM     HAIL             CAVALIER                48.80N 97.62W
06/17/2016  E0.25 INCH       PEMBINA            ND   TRAINED SPOTTER

0413 AM     HAIL             7 NW CAVALIER           48.87N 97.73W
06/17/2016  M0.50 INCH       PEMBINA            ND   CO-OP OBSERVER

&&

JKAISER
Local storm report, Jun 17, 12:55 PM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1255 PM CDT FRI JUN 17 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1158 AM     HAIL             2 E LAKE LIDA           46.58N 95.93W
06/17/2016  E0.88 INCH       OTTER TAIL         MN   PUBLIC

&&

TGRAFENA
Special weather statement, Jun 17, 1:00 PM CDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
100 PM CDT FRI JUN 17 2016

MNZ024-030>032-040-171900-
HUBBARD MN-GRANT MN-WADENA MN-EAST OTTER TAIL MN-WEST OTTER TAIL MN-
100 PM CDT FRI JUN 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN OTTER TAIL...
WADENA...GRANT AND SOUTHEASTERN HUBBARD COUNTIES UNTIL 200 PM CDT...

AT 100 PM CDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR BADOURA TO NEAR FERGUS
FALLS...AND MOVING SOUTHEAST AT 15 MPH.

DIME SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THESE STORMS.

LAT...LON 4622 9620 4693 9467 4692 9465 4680 9466
      4680 9479 4639 9478 4637 9473 4637 9515
      4611 9516 4611 9577 4578 9576 4576 9604
TIME...MOT...LOC 1800Z 315DEG 15KT 4685 9469 4622 9605

JR

The office that day

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

IssuedProductOfficeCountiesLasted
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, 7:33 AM CDTSevere Thunderstorm WarningFGFMarshall, Polk57 min
Jun 17, 7:53 AM CDTFlash Flood WarningFGFKittson, Marshall7 hr
Jun 17, 8:15 AM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater, Kittson, Marshall, Pennington, Polk and 2 more60 min
Jun 17, 8:16 AM CDTAreal Flood AdvisoryFGFPolk74 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, 9:03 AM CDTHigh Wind WarningFGFMarshall, Pennington, Polk, Red Lake110 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, 2:25 PM CDTSpecial Weather StatementFGFDouglas65 min
Jun 17, 3:34 PM CDTRiver Flood WatchFGFKittson6 days

Nearby

Severe 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.