New Hampshire Severe Severe Thunderstorm Warning | Effective 06/18/2026 12:07

Headline: 
Severe Thunderstorm Warning issued June 18 at 3:07PM EDT until June 18 at 4:00PM EDT by NWS Gray ME
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 18, 2026 - 12:07pm
Expires: 
June 18, 2026 - 1:00pm
Description: 
SVRGYX The National Weather Service in Gray Maine has issued a * Severe Thunderstorm Warning for... Southern Coos County in northern New Hampshire... Grafton County in northern New Hampshire... Northwestern Carroll County in northern New Hampshire... * Until 400 PM EDT. * At 307 PM EDT, severe thunderstorms were located along a line extending from 7 miles north of Littleton to Hanover, moving northeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Lebanon, Berlin, Littleton, Lancaster, Bethlehem, Lincoln, Plymouth, Hanover, Haverhill, Canaan, Holderness, Franconia, Groton, Errol, Woodstock, Piermont, Mount Washington, Sandwich, Carroll, and Gorham. This includes Interstate 93 between mile markers 81 and 131. This also includes... Crawford Notch State Park, Franconia Notch, Kilkenny Ridge Trail, Mount Moosilauke, and Rumney Rocks.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. A Tornado Watch remains in effect until 700 PM EDT for northern New Hampshire.
Area Description: 
Carroll, NH; Coos, NH; Grafton, NH
Forcast Office: 
NWS Gray ME