CHESHIRE COUNTY, N.H. (MyKeeneNow) Snow began falling across Cheshire County around 10:30 a.m. Sunday, marking the start of a long-duration winter storm expected to bring heavy snowfall, bitter cold and hazardous travel conditions through Monday night, according to the National Weather Service.

Forecasters say snowfall will intensify through the afternoon and evening, with periods of heavy snow likely and significant accumulation expected before the storm tapers off late Monday.

Latest National Weather Service Forecast

Sunday 
Snow, mainly after early afternoon, with periods of heavy snowfall possible.

  • High near 16

  • Calm wind

  • Chance of precipitation: 90%

  • Additional daytime accumulation: 3 to 7 inches

Sunday Night
Snow continues and may be heavy at times.

  • Low around 9

  • Calm wind becoming northeast around 5 mph after midnight

  • Chance of precipitation: 100%

  • Overnight accumulation: 6 to 10 inches

Monday
Snow continues through the day.

  • High near 24

  • North wind around 5 mph becoming calm

  • Chance of precipitation: 90%

  • Additional accumulation: 1 to 3 inches

Monday Night
Snow likely early, mainly before 7 p.m., then gradually clearing.

  • Low around 4

  • Wind chill values as low as -3

  • Northwest wind around 5 mph

  • Chance of precipitation: 60%

  • Additional accumulation: Less than 1 inch

Storm Impacts

With total snowfall potentially exceeding a foot in parts of Cheshire County, officials warn that travel conditions are expected to deteriorate rapidly, especially Sunday night into Monday. Reduced visibility, snow-covered roads and extremely cold temperatures may create dangerous conditions for motorists and pedestrians.

Residents are urged to stay off the roads if possible, follow local parking bans, and allow plow crews room to operate. Those who must travel should carry emergency supplies and plan for delays.

This forecast will be updated as the storm continues.