Yarmouth, MA (Great Island Causeway)

Barnstable County

Impacts Reported


Street/Road: Unspecified

Specific Impacts:

  • Impassable (flood water)
  • Impassable (overwash)
  • Impassable (washed out)

Comments: Road was washed over night before and impassable- road was cleared

Marinas and Harbors
Hazardous Materials

State: Inaccessible

Comments: Significant beach and dune erosion

Coastal Structures
Natural Resources

Specific Impacts:

  • Eroded beach
  • Eroded dune
  • Overwashed beach/dune

Current Response


  • Road clearing

12/19/2023 | 2:00 pm

Tidal Overview

3 hours 20 minutes before high tide

Data from Chatham Harbor, Aunt Lydias Cove (16.7 miles away)

Water Level (at time of report): 2:00 pm, 2.5'

High Tide (Predicted): 5:12 pm, 5.3'

High Tide (Observed): 5:06 pm, 4.9'

Observed Predicted water level Report time

Weather Overview

Wind Speed: 12.4 MPH

Wind Direction: SW (230°)

Temperature: 46℉

Rainfall (Calendar Day): 0"

Rainfall (Past 24 Hours): 0.06"

(Click here for full weather details)

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