892  
NWUS53 KFGF 212305  
LSRFGF  
 
PRELIMINARY LOCAL STORM REPORT...CORRECTED  
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND  
605 PM CDT THU SEP 21 2017  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
0430 PM HAIL 2 SE LITCHVILLE 46.64N 98.16W  
09/19/2017 E1.00 INCH BARNES ND NWS EMPLOYEE  
 
QUARTER SIZED HAIL ACCOMPANIED BY 50 TO 60 MPH WINDS.  
 
0441 PM TSTM WND DMG 1 NE LITCHVILLE 46.67N 98.18W  
09/19/2017 BARNES ND PUBLIC  
 
BARN HAD DAMAGE TO ROOF WITH TREE LIMBS IN ROOF. HOUSE  
HAD SHINGLES REMOVED.  
 
0441 PM TORNADO 1 ENE LITCHVILLE 46.66N 98.17W  
09/19/2017 F1 BARNES ND NWS STORM SURVEY  
 
THE TORNADO TRACKED EASTWARD FOR NEARLY 4 MILES AND ENDED  
ABOUT 1 SW OF HASTINGS BY 447 PM CDT. THE TORNADO PEELED  
SHINGLES AND ROOFING OFF OF HOMES AT TWO FARMSTEADS  
ROUGHLY A MILE APART... AND SNAPPED OR UPROOTED SEVERAL  
BOXELDER AND SPRUCE TREES AT BOTH FARMSTEADS. BRANCH  
SCATTER THROUGH A SHELTER BELT LOCATED MIDWAY BETWEEN THE  
FARMS SUGGESTED A POSSIBLE SECONDARY VORTEX. PEAK WINDS  
ESTIMATED TO 110 MPH. MAXIMUM WIDTH TO 200 YARDS.  
 
0456 PM TSTM WND DMG 8 NNW FORT RANSOM 46.63N 97.99W  
09/19/2017 RANSOM ND NWS STORM SURVEY  
 
A FEW LARGE TREE BRANCHES WERE BROKEN DOWN IN SHELTER  
BELTS JUST SOUTH OF HIGHWAY 46, IN FAR NORTHWEST  
NORTHLAND TOWNSHIP. TIME ESTIMATED BASED ON RADAR.  
 
0545 PM TSTM WND GST 2 NE BUFFALO 46.94N 97.52W  
09/19/2017 E60.00 MPH CASS ND PUBLIC  
 
STRONG WINDS WITH PEA SIZE HAIL.  
 
0617 PM TSTM WND DMG 14 W GARDNER 47.14N 97.27W  
09/19/2017 CASS ND PUBLIC  
 
FACEBOOK REPORT INDICATING NUMEROUS LARGE BRANCHES  
SCATTERED ALL OVER THE ROAD FOR AROUND ONE EIGTH OF A  
MILE HALF WAY BETWEEN PAGE AND GARDNER ON COUNTY ROAD 26.  
BRANCHES ESTIMATED TO BE BLOWN OFF 100 FOOT TALL TREES  
WITH SOME BRANCHES AT LEAST 6 INCHES IN DIAMETER AND AT  
LEAST 10 FEET LONG. TIME ESTIMATED FROM RADAR.  
 
0625 PM TSTM WND GST 1 SW GARDNER 47.13N 96.98W  
09/19/2017 E80.00 MPH CASS ND TRAINED SPOTTER  
 
CELLULAR COMMUNICATIONS TOWER RECEIVED DAMAGE TO MOUNTED  
TRANSMITTER AND RECEIVER PLATFORMS. TECHNICIAN ESTIMATES  
WINDS IN EXCESS OF 80 MPH REQUIRED TO PRODUCE THE DAMAGE.  
 
0655 PM HAIL 2 N ESMOND 48.06N 99.76W  
09/19/2017 E1.00 INCH BENSON ND PUBLIC  
 
0750 PM TORNADO 3 NNE LOCKHART 47.48N 96.53W  
09/19/2017 F1 NORMAN MN NWS STORM SURVEY  
 
THE TORNADO TRACKED INTERMITTENTLY NORTHWARD ALONG THE  
HIGHWAY 9 CORRIDOR FOR ABOUT 4 MILES AND ENDED JUST PAST  
THE COMMUNITY OF BELTRAMI BY 801 PM CDT. AS THE NASCENT  
TORNADO CROSSED FROM NORMAN COUNTY INTO POLK COUNTY  
DEBRIS BROKE WINDOWS IN A VEHICLE. THE TORNADO THEN  
SNAPPED TREES IN AND AROUND THE COMMUNITY OF BELTAMI AND  
DISMANTLED A METAL WRAPPED POLESHED. PEAK WINDS ESTIMATED  
TO 105 MPH. MAXIMUM WIDTH ESTIMATED TO 100 YARDS.  
 
0840 PM TSTM WND DMG 3 N WINGER 47.58N 95.99W  
09/19/2017 POLK MN PUBLIC  
 
PHOTOGRAPHIC EVIDENCE OF DOWNED TREES AROUND RESPONDERS  
FARM. OAK TREE UPROOTED.  
 
0850 PM TSTM WND DMG 3 S BROOKS 47.77N 96.00W  
09/19/2017 RED LAKE MN PUBLIC  
 
NUMEROUS 4 TO 6 INCH DIAMETER TREE BRANCHES AND LIMBS  
WERE BROKEN DOWN IN SHELTER BELTS ACROSS SOUTHERN POPLAR  
RIVER TOWNSHIP. THE NEARBY RWIS STATION LOST POWER AT  
THIS TIME PERIOD.  
 
0859 PM TSTM WND GST 2 NW FOSSTON 47.60N 95.78W  
09/19/2017 M63.00 MPH POLK MN AWOS  
 
KFSE OBSERVATION INDICATED WIND GUSTS TO 63 MPH FROM THE  
SOUTHWEST. LOCAL OBSERVERS REPORTED THAT SHELTER BELTS IN  
ADJACENT PORTIONS OF BRANDSVOLD TOWNSHIP HAD BROKEN OAK  
TREE BRANCHES AND LIMBS COMMENSURATE WITH THESE WINDS.  
 
0907 PM HAIL 6 SW MILNOR 46.20N 97.55W  
09/19/2017 E1.00 INCH SARGENT ND PUBLIC  
 
TIME ESTIMATED FROM RADAR.  
 
0915 PM TSTM WND DMG 7 N FOSSTON 47.68N 95.75W  
09/19/2017 POLK MN PUBLIC  
 
SEVERAL FELLED TREES AND LARGE LIMBS AT RESPONDERS  
RESIDENCE AND NEARBY.  
 
0930 PM HIGH SUST WINDS 2 WSW DONALDSON 48.56N 96.94W  
09/19/2017 E63.00 MPH KITTSON MN MESONET  
 
MEASURED BY A MNDOT RWIS SENSOR. HIGH WINDS BLEW DOWN A  
GAZEBO IN THE NEARBY TOWN OF KENNEDY MN.  
 
0934 PM HIGH SUST WINDS HALLOCK 48.77N 96.94W  
09/19/2017 E61.00 MPH KITTSON MN AWOS  
 
KHCO HALLOCK AWOS GUST PRODUCED BY SOUTHEAST WINDS  
OCCURING TO THE NORTH OF A MESOSCALE CONVECTIVE SYSTEM. A  
POPLAR TREE WAS BLOWN DOWN ON TOP OF A CAR IN THE NEARBY  
TOWN OF LANCASTER MN. .  
 
0945 PM TSTM WND DMG BARNEY 46.27N 97.00W  
09/19/2017 RICHLAND ND PUBLIC  
 
A FEW LARGE 4 TO 6 INCH DIAMTER TREE BRANCHES AND LIMBS  
BROKEN DOWN AROUND TOWN.  
 
1055 PM TSTM WND DMG CORMORANT 46.73N 96.07W  
09/19/2017 BECKER MN BROADCAST MEDIA  
 
NUMEROUS LARGE TREE BRANCHES BROKEN DOWN AROUND CORMORANT  
LAKE WITH POWER LINES KNOCKED DOWN AND LOCALIZED POWER  
OUTAGES.  
 
1140 PM TSTM WND DMG TULABY LAKE 47.15N 95.60W  
09/19/2017 MAHNOMEN MN BROADCAST MEDIA  
 
NUMEROUS LARGE TREE BRANCHES BROKEN DOWN NEAR TULABY LAKE  
AND ELBOW LAKE. LOCALIZED POWER OUTAGES CAUSED BY FALLEN  
BRANCHES KNOCKING DOWN POWER LINES.  
 
1154 PM TSTM WND DMG ELBOW LAKE 45.99N 95.98W  
09/19/2017 GRANT MN LAW ENFORCEMENT  
 
A FEW LARGE TREE BRANCHES AND LIMBS BROKEN DOWN AROUND  
TOWN. PEAK WINDS MEASURED AT THE ELBOW LAKE AIRPORT OF 54  
MPH.  
 
1225 AM TSTM WND DMG HENNING 46.32N 95.44W  
09/20/2017 OTTER TAIL MN NWS STORM SURVEY  
 
A FEW LARGE 4 TO 6 INCH TREE BRANCHES BROKEN DOWN IN  
GROVES AND SHELTER BELTS ACROSS EAST CENTRAL HENNING  
TOWNSHIP.  
 
1230 AM TSTM WND DMG PARKERS PRAIRIE 46.15N 95.33W  
09/20/2017 OTTER TAIL MN PUBLIC  
 
NUMEROUS TREES DOWN AROUND TOWN. AT LEAST ONE TREE FELL  
ON A HOUSE. TIME ESTIMATED FROM RADAR.  
 

 
 

 
 
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