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Minnesota, West Becker

Record Report

Statement as of 2:43 AM EDT on July 22, 2014

record event report
National Weather Service eastern North Dakota/Grand Forks
143 am CDT July 22 2014

... Record daily maximum rainfall set at Grand Forks University
(national weather service)...

a record rainfall of 2.71 inches was set at Grand Forks University
(national weather service) yesterday. This breaks the old record of
2.03 set in 1966.

Public Information Statement

Statement as of 10:14 PM CDT on July 22, 2014

... NWS damage survey for 07/21/14 tornado event in Grand
Forks County ND...

This intermittent tornado formed along the leading edge of
a larger scale Bow-echo squall line. This tornado was likely
wrapped in heavy rain and more widespread damaing downburst
winds along much of its path. One or more additional brief
tornadoes may have formed along adjacent storm segments.

.Tornado 1...

Rating: EF-1
estimated peak wind: 90 mph
path length /statute/: 8 miles
path width /maximum/: 300 yards
fatalities: 0
injuries: 0

Start date: Jul 21 2014
start time: around 829 PM CDT
start location: approx. 2 miles E Kempton ND
start lat/lon: 47.8200n/-97.5700w (est.)

End date: Jul 21 2014
end time: around 841 PM CDT
end location: approx. 2 miles SSE Arvilla ND
end_lat/lon: 47.8900n/-97.4800w (est.)

A tornado tracked intermittently for about 8 miles to about
2 SSE of Arvilla by 841 PM CDT. This tornado snarled trees
in shelter belts and broke down numerous large tree
branches... limbs and whole tree trunks along its path.
A few rural residences and farm buildings had shingles torn
off... quonset doors were torn off... and at least one small
farm outbuilding was collapsed. Peak winds estimated to 90
mph. Maximum width to 300 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

the information in this statement is preliminary and subject to
change pending final review of the event and publication in
NWS storm data.

Weather Severe Map
Alaska - Special Statement
Arizona - Excessive Heat Warning , Air Quality Alert
Arkansas - Record Report
California - Wind Advisory , Excessive Heat Warning , Heat Advisory , Record Report
Colorado - Record Report
Florida - Flood Warning
Idaho - Fire Weather Warning , Fire Weather Watch , Special Statement
Illinois - Flood Warning , Flood Advisory , Beach Hazard Statement
Indiana - Severe Thunderstorm Warning , Special Statement, Beach Hazard Statement , Special Statement , Beach Hazard Statement
Michigan - Severe Thunderstorm Warning , Areal Flood Advisory , Special Statement , Beach Hazard Statement , Special Statement, Beach Hazard Statement
Minnesota - Flood Warning , Areal Flood Warning , Record Report , Public Information Statement
Mississippi - Flash Flood Warning , Record Report
Missouri - Flood Warning , Record Report
Montana - High Wind Watch , Lake Wind Advisory , Fire Weather Watch , Record Report
Nebraska - Severe Thunderstorm Warning
Nevada - Fire Weather Warning , Special Statement
New Mexico - Areal Flood Advisory
North Dakota - Flood Warning , Record Report , Public Information Statement
Oklahoma - Heat Advisory , Excessive Heat Warning
Oregon - Fire Weather Warning , Special Statement , Record Report
Tennessee - Record Report
Texas - Flood Warning , Heat Advisory , Special Statement , Air Quality Alert
Utah - Fire Weather Warning
Washington - Flash Flood Watch , Fire Weather Warning , Record Report
Wisconsin - Public Information Statement
Wyoming - Fire Weather Warning , Special Statement , Record Report