Public Information Statement
Issued by NWS Grand Forks, ND

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NOUS43 KFGF 202314
PNSFGF

PUBLIC INFORMATION STATEMENT
SPOTTER REPORTS
NATIONAL WEATHER SERVICE GRAND FORKS ND
613 PM CDT SAT SEP 20 2014

...NWS DAMAGE SURVEY FOR 09/19/14 TORNADO EVENT...
...PRELIMINARY REPORT...

.A NATIONAL WEATHER SERVICE STORM SURVEY TEAM TRAVELED TO
NORTHWESTERN MINNESOTA TO SURVEY DAMAGE FROM THE TORNADOES THAT
OCCURRED ON FRIDAY EVENING. A SUPERCELL THUNDERSTORM TRACKING ACROSS
KITTSON AND ROSEAU COUNTIES PRODUCING AT LEAST TWO DISTINCT
TORNADOES.

.TORNADO 1...

RATING:                 EF-2
ESTIMATED PEAK WIND:    125-130 MPH
PATH LENGTH /STATUTE/:  AROUND 9.5 MILES
PATH WIDTH /MAXIMUM/:   500 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             SEPTEMBER 19 2014
START TIME:             AROUND 619 PM CDT
START LOCATION:         APPROX 1 MILE NORTHWEST OF NORTHCOTE
START LAT/LON:          48.85/-97.01W /ESTIMATED/

END DATE:               SEPTEMBER 19 2014
END TIME:               AROUND 640 PM CDT
END LOCATION:           APPROX 3 MILES SOUTH SOUTHWEST OF LANCASTER
END_LAT/LON:            48.82N/-96.81W /ESTIMATED/

THIS TORNADO SNAPPED OR UPROOTED NUMEROUS POPLAR...PINE AND OAK
TREES ALONG ITS PATH. SEVERAL SMALL FARM OUTBUILDING WERE COMPLETELY
DESTROYED ALONG WITH A FEW STEEL GRAIN BINS. SHEET METAL SIDING AND
ROOFING WAS THROWN FOR HUNDREDS OF YARDS. ONE SMALLER AND OLDER
WOODEN GRAIN ELEVATOR WAS COMPLETELY DISMANTLED AND SECTIONS WERE
THROWN DOZENS OF YARDS. MULTIPLE POWER POLES WERE SNAPPED AT
MULTIPLE LOCATIONS ALONG THE PATH.


.TORNADO 2...

RATING:                 EF-1
ESTIMATED PEAK WIND:    95-100 MPH
PATH LENGTH /STATUTE/:  7 MILES
PATH WIDTH /MAXIMUM/:   300 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             SEPTEMBER 19 2014
START TIME:             AROUND 719 PM CDT
START LOCATION:         APPROX 10 MILES WEST OF GREENBUSH |*START
LAT/LON:                48.71N/-96.40W

END DATE:               SEPTEMBER 19 2014
END TIME:               AROUND 736 PM CDT
END LOCATION:           APPROX 4 MILES WEST OF GREENBUSH
END_LAT/LON:            48.70N/-96.26W

THIS TORNADO SNAPPED OR UPROOTED NUMEROUS POPLAR AND WILLOW TREES
ALONG ITS PATH. TWO STEEL GRAIN BINS WERE TORN OFF THEIR PADS AND
DESTROYED. THREE ADDITIONAL LARGE STEEL GRAINS BINS WERE DENTED IN
AND PARTIALLY TORN FROM THEIR PADS AND DOORS WERE TORN OFF OF STEEL
POLE SHEDS... WITH PIECES OF SHEET METAL SIDING AND DOORS THROWN
DOZENS OF YARDS.

EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES
TORNADOES INTO THE FOLLOWING CATEGORIES.

EF0...WEAK......65 TO 85 MPH
EF1...WEAK......86 TO 110 MPH
EF2...STRONG....111 TO 135 MPH
EF3...STRONG....136 TO 165 MPH
EF4...VIOLENT...166 TO 200 MPH
EF5...VIOLENT...>200 MPH*

NOTE:
THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENTS AND PUBLICATION IN
NWS STORM DATA.


$$

GUST/KNUTSVIG/JAR





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