Water Temperature of the Gulf of Maine in Portland, ME
Current Water Temperature
Measurement Time: Saturday, February 21, 2026, 7:06 PM EST
Today's Tides
High: February 21, 1:10 AM, 10.2 ft
Low: February 21, 7:23 AM, -0.6 ft
High: February 21, 1:33 PM, 9.7 ft
Low: February 21, 7:40 PM, -0.4 ft
Temperature Locations
View Nearby Locations View All Maine Locations View Locations Near Me
Local Points of Interest
Fore River; Portland Harbor; Port of Portland; Bug Light Park; Fort Allen ParkStation Name: Portland
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 26 feet
Sensor Depth: -8 feet
Nearest Address:
98 Ocean Gateway Pier
Portland, ME 04101
Cumberland County
GPS Coordinates: 43.65806, -70.24417
Nearby Water Temperatures
Gulf of Maine, Cape Elizabeth, ME (10.6 mi)Gulf of Maine, Monhegan, ME (44.6 mi)
Piscataqua River, Kittery, ME (47.1 mi)
Sheepscot River, Whitefield, ME (50.7 mi)
Gulf of Maine, Gloucester, NH (59.4 mi)
Wild River, Gilead, ME (62.4 mi)
Ducktrap River, Lincolnville, ME (74.9 mi)
Atlantic Ocean, Scituate, MA (93 mi)
Shawsheen River, Bedford, MA (97.3 mi)
Cambridge Reservoir Tributary 2, Lexington, MA (98.8 mi)
Cambridge Reservoir Tributary 1, Lexington, MA (98.9 mi)
Hobbs Brook, Lincoln, MA (99 mi)
Fresh Pond, Cambridge, MA (99.1 mi)
Cambridge Reservoir Tributary 3, Waltham, MA (99.7 mi)
Cambridge Reservoir, Lincoln, MA (99.9 mi)
Weather for Portland, Maine
Current Weather

Five Day Weather Forecast

Sat
H: 35°F
L: 21°F

Sun
H: 34°F
L: 24°F

Mon
H: 29°F
L: 23°F

Tue
H: 33°F
L: 16°F

Wed
H: 30°F
L: 14°F
Air Quality
Nitrogen Dioxide: 14.85 μg/m3
Sulphur Dioxide: 2.25 μg/m3
Ozone: 60 μg/m3
Astronomical
Sun Transit: 11:54 AM
Sunset: 5:19 PM
Daylight: 10 hrs 48 mins
Moon Transit: 3:12 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 19.4%
Best Times for Fishing or Hunting
Major Periods
5:01 AM - 7:31 AM2:42 PM - 5:12 PM
Minor Periods
10:02 PM - 11:32 PM7:39 AM - 9:09 AM
Action Rating: 3 out of 5
Winter Storm Watch issued February 21 at 12:39PM EST until February 24 at 1:00AM EST by NWS Gray ME
Effective: Sat February 21, 2026, 12:39 PM
Expires: Sun February 22, 2026, 2:00 AM
* WHAT...Heavy snow and blowing snow possible. Total snow accumulations greater than 6 inches possible. Winds could gust as high as 45 mph. * WHERE...Portions of southwest Maine and central and southern New Hampshire. * WHEN...From Sunday evening through late Monday night. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Periods of moderate and heavy snow will combine with low visibility to create dangerous driving conditions. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds will blow around unsecured objects and break some tree limbs. The power outage threat is limited.
Monitor the latest forecasts for updates on this situation. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.
Winter Storm Watch issued February 21 at 12:39PM EST until February 24 at 7:00AM EST by NWS Gray ME
Effective: Sat February 21, 2026, 12:39 PM
Expires: Sun February 22, 2026, 2:00 AM
* WHAT...Heavy snow possible. Total snow accumulations greater than 6 inches possible. Winds could gust as high as 40 mph. * WHERE...Coastal Waldo, Interior Waldo, Knox, Lincoln, and Sagadahoc Counties. * WHEN...From late Sunday night through Tuesday morning. * IMPACTS...Visibilities may drop below 1/4 mile du00e to falling and blowing snow. Periods of moderate and heavy snow will combine with low visibility to create dangerous driving conditions. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds will blow around unsecured objects and break some tree limbs. The power outage threat is limited.
Monitor the latest forecasts for updates on this situation. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.47 μg/m3
Sulphur Dioxide: 1.79 μg/m3
Ozone: 82.36 μg/m3
Astronomical
Sun Transit: 11:54 AM
Sunset: 5:19 PM
Daylight: 10 hrs 48 mins
Moon Transit: 3:12 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 19.4%
Best Times for Fishing or Hunting
Major Periods
5:01 AM - 7:31 AM2:42 PM - 5:12 PM
Minor Periods
10:02 PM - 11:32 PM7:39 AM - 9:09 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.83 μg/m3
Sulphur Dioxide: 2.14 μg/m3
Ozone: 71.2 μg/m3
Astronomical
Sun Transit: 11:54 AM
Sunset: 5:20 PM
Daylight: 10 hrs 51 mins
Moon Transit: 4:04 PM
Moonset: 11:50 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.1%
Best Times for Fishing or Hunting
Major Periods
5:51 AM - 8:21 AM3:34 PM - 6:04 PM
Minor Periods
12:00 AM - 12:00 AM8:05 AM - 9:35 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.2 μg/m3
Sulphur Dioxide: 2.15 μg/m3
Ozone: 82.2 μg/m3
Astronomical
Sun Transit: 11:54 AM
Sunset: 5:22 PM
Daylight: 10 hrs 54 mins
Moon Transit: 5:00 PM
Moonset: 12:50 AM
Moon Phase: First Quarter
Moon Illumination: 39.8%
Best Times for Fishing or Hunting
Major Periods
6:46 AM - 9:16 AM4:30 PM - 7:00 PM
Minor Periods
8:36 AM - 10:06 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.04 μg/m3
Sulphur Dioxide: 2.11 μg/m3
Ozone: 85.28 μg/m3
Astronomical
Sun Transit: 11:54 AM
Sunset: 5:23 PM
Daylight: 10 hrs 57 mins
Moon Transit: 6:01 PM
Moonset: 1:09 AM
Moon Phase: First Quarter
Moon Illumination: 51.1%
Best Times for Fishing or Hunting
Major Periods
7:45 AM - 10:15 AM5:31 PM - 8:01 PM
Minor Periods
9:17 AM - 10:47 AM12:39 AM - 2:09 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.37 μg/m3
Sulphur Dioxide: 1.42 μg/m3
Ozone: 68.08 μg/m3
Astronomical
Sun Transit: 11:53 AM
Sunset: 5:24 PM
Daylight: 11 hrs mins
Moon Transit: 7:03 PM
Moonset: 2:23 AM
Moon Phase: First Quarter
Moon Illumination: 62.3%
Best Times for Fishing or Hunting
Major Periods
8:47 AM - 11:17 AM6:33 PM - 9:03 PM
Minor Periods
10:10 AM - 11:40 AM1:53 AM - 3:23 AM
Action Rating: 2 out of 5
