Blizzard Warning for Barnstable and Dukes Counties, MA

A crippling and potentially historic Blizzard will impact the area mainly from late today into Tuesday, lingering into early Wednesday.

Blizzard Warning remains in effect from 7 pm this evening to noon EST Tuesday.

  • Locations: Cape Cod and the Islands.
  • Hazard types: Heavy snow, strong winds and blizzard conditions. Considerable blowing and drifting snow. Strong to damaging winds.
  • Accumulations: snow accumulations of around 10 to 18 inches. With higher amounts towards the Cape Cod Canal. Snowfall rates of 2 to 4 inches will be possible at times.
  • Timing: while the storm is expected late today lingering into early Wednesday, the worst of the storm will be tonight through Tuesday afternoon. There will be a period where heavy snow will change over to rain, mainly during the day Tuesday. Before changing back over to snow. Especially on the outer arm of Cape Cod.
  • Impacts: Heavy snow and strong winds will result in White-out / blizzard conditions with near zero visibility at times. Travel will be impossible and life threatening across the entire region. Also snow will be wet enough to result in downed trees and power outages in addition to the hurricane force winds.
  • Winds: North-northeast 35 to 45 mph with gusts around 70 to 80 mph. The height of the winds will be late tonight into Tuesday.
  • Visibilities: one quarter mile or less at times.

A Blizzard Warning is issued when sustained winds or frequent gusts over 35 mph are expected with considerable falling and/or blowing and drifting snow. Visibilities will become poor with Whiteout conditions at times. Those venturing outdoors may become lost or disoriented, so persons in the warning area are advised to stay indoors.

All unnecessary travel is discouraged beginning Monday afternoon. To allow people already on the road to safely reach their destination before the heavy snow begins, and to allow snow removal equipment to begin to clear roads.

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