Public Information Statement
Issued by NWS Portland, ME

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NOUS41 KGYX 061058

Public Information Statement
National Weather Service Gray ME
658 AM EDT Mon Aug 6 2018


Location...Gilmanton in Belknap County New Hampshire
Date...August 3, 2018
Estimated Time...440 pm EDT
Estimated Maximum Wind Speed...80 mph
Maximum Path Width...500 yards
Path Length...1100 yards
Beginning Lat/Lon...43.451N/-71.413
Ending lat/Lon...43.451N/-71.401
* Fatalities...0
* Injuries...0

* The information in this statement is preliminary and subject to
change pending final review of the event(s) and publication in
NWS Storm Data.

The National Weather Service in Gray ME has confirmed a
Microburst /Straight Line Wind Damage/ near Gilmanton in Belknap
County New Hampshire on August 3, 2018.

The microburst struck at about 4:40 pm in the area immediately
around Sawyer Lake with the greatest observed damage along
Woods Road on the west side of the lake and along Hemlock Drive
on the east side of the lake. Numerous large trees were snapped
or uprooted by the microburst with several homes or cottages
damaged by falling trees.  Residents in the area reported that
very heavy rain and nickel-sized hail accompanied the strong

This information can also be found on our website at

For reference:
A microburst is a convective downdraft with an affected outflow
area of less than 2 1/2 miles wide and peak winds lasting less
than 5 minutes. Microbursts may induce dangerous horizontal and
vertical wind shears, which can adversely affect aircraft
performance and cause property damage. Straight-line winds are
generally any wind that is not associated with rotation, used
mainly to differentiate them from tornadic winds.


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