National Weather Service Raw Text Product

Displaying AFOS PIL: PNSGYX Received: 2018-05-16 16:22 UTC

NOUS41 KGYX 161621

Public Information Statement
National Weather Service Gray ME
1222 PM EDT Wed May 16 2018


Note: Based on additional reports, the starting location
of the tornado path in New Hampshire has been adjusted 
westward to the Connecticut River.  The first observed
tornado damage in New Hampshire was in North Walpole
in Cheshire County. 

Location...Cheshire, Sullivan and Merrimack Counties
           in New Hampshire 
Date...May 4 2018 
Estimated Time...918 PM to 955 PM  
Maximum EF-Scale Rating...EF1 
Estimated Maximum Wind Speed...90 to 100 mph
Maximum Path Width...300 yards 
Path Length...38.5 miles 
Beginning Lat/Lon...43.1462N/72.4568W 
Ending lat/Lon...43.2918N/-71.7295W
* 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 tornado
in Cheshire, Sullivan and Merrimack County New Hampshire on 
May 4 2018.

The first observed damage in New Hampshire was in North Walpole 
in northern Cheshire County. The tornado then moved through the
southeastern corner of Charlestown, and the towns of Langdon,
Acworth, Lempster, Bradford, Warner, and Webster.  The last 
observed damage was near Route 127 in Webster.  Total track 
length was about 38.5 miles with a maximum width of about 
300 yards.  The tornado was rated E-F1 based on the damage in 
the Town of Warner where winds were estimated to have gusted 
to 90 to 100 mph. 

This was the 2nd longest tornado recorded in New Hampshire history
and also the 2nd earliest tornado in New Hampshire since records 
started in 1950.

This information can also be found on our website at

For reference: the Enhanced Fujita Scale classifies tornadoes
into the following categories:

EF0...Wind speeds 65 to 85 mph
EF1...Wind speeds 86 to 110 mph
EF2...Wind speeds 111 to 135 mph
EF3...Wind speeds 136 to 165 mph
EF4...Wind speeds 166 to 200 mph
EF5...Wind speeds greater than 200 mph