Station Name: Chatham
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: -3 feet

Sensor Depth: -2 feet

Nearest Address:
69 Barcliff Ave Exd
Chatham, MA 02633
Barnstable County

GPS Coordinates: 41.688499, -69.95110

Nearby Water Temperatures

Winter Storm Watch issued January 30 at 12:53AM EST until February 2 at 4:00AM EST by NWS Boston/Norton MA

Effective: Fri January 30, 2026, 5:53 AM
Expires: Fri January 30, 2026, 11:00 PM

* WHAT...Heavy snow possible. Total snow accumulations between 4 and 8 inches possible. Winds could gust as high as 45 mph. * WHERE...Cape Cod, Martha's Vineyard and Nantucket. * WHEN...From late Saturday night through late Sunday night. * IMPACTS...Travel could be very difficult. Gusty winds could bring down tree branches.

Monitor the latest forecasts for updates on this situation.

Winter Storm Watch issued January 30 at 1:13PM EST until February 2 at 4:00AM EST by NWS Boston/Norton MA

Effective: Fri January 30, 2026, 6:13 PM
Expires: Sat January 31, 2026, 9:00 AM

* WHAT...Heavy snow possible. Total snow accumulations between 4 and 7 inches possible. Winds could gust as high as 50 mph. * WHERE...Barnstable, Dukes, and Nantucket Counties. * WHEN...From late Saturday night through late Sunday night. * IMPACTS...Travel could be very difficult. Gusty winds could bring down tree branches.

Monitor the latest forecasts for updates on this situation.

Coastal Flood Watch issued January 30 at 12:57PM EST until February 2 at 2:00PM EST by NWS Boston/Norton MA

Effective: Fri January 30, 2026, 5:57 PM
Expires: Sat January 31, 2026, 8:00 AM

* WHAT...Minor to perhaps moderate coastal flooding possible around high tide. Water could be as deep as 1 to 2 feet. * WHERE...Eastern Massachusetts coast including Cape Cod, Marthas Vineyard and Nantucket. * WHEN...From Sunday morning through Monday afternoon. * IMPACTS...Expect at least shallow flooding less than one foot deep along much of the eastern Massachusetts coastline, resulting in temporary closure of more vulnerable coastal roads around high tide Sunday morning, Sunday evening, and midday Monday. * ADDITIONAL DETAILS...Moderate flooding, should it occur, is more likely along the Bay side of Cape Cod, in Nantucket Harbor, and in Edgartown, Vineyard Haven, and Oak Bluffs on Marthas Vineyard.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

Cold Weather Advisory issued January 30 at 12:17PM EST until January 31 at 10:00AM EST by NWS Boston/Norton MA

Effective: Fri January 30, 2026, 5:17 PM
Expires: Sat January 31, 2026, 8:00 AM

* WHAT...Very cold wind chills of 10 to 20 below zero expected. * WHERE...Much of southern New England, except for the south coast and Cape and Islands. * WHEN...From 7 PM this evening to 10 AM EST Saturday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.

Cold Weather Advisory issued January 30 at 4:30PM EST until January 31 at 10:00AM EST by NWS Boston/Norton MA

Effective: Fri January 30, 2026, 9:30 PM
Expires: Sat January 31, 2026, 10:30 AM

* WHAT...Very cold wind chills of 10 to 20 below zero expected. * WHERE...Portions of northern Connecticut, central, eastern, northeastern, southeastern, and western Massachusetts, and northern Rhode Island. * WHEN...Until 10 AM EST Saturday. * IMPACTS...The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes.

Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.