Marine Weather Net

Winterport, ME Weather Forecast


Marine Forecast: Penobscot Bay


Winterport, Maine

 Lat: 44.64N, Lon: 68.85W

Current Conditions Updated: 1053 AM EDT FRI MAY 1 2026

Partly Cloudy
Temp: 53°F
  • Humidity:
  • 58%
  • Winds:
  • 10 MPH NW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.71 in.
  • Dewpoint:
  • 39°F
  • Heat index:
  • 53°F

  • Sunrise:
  • 5:24 AM EDT
  • Sunset:
  • 7:38 PM EDT
  • Moonrise:
  • 8:07 PM EDT
  • Moonset:
  • 4:55 AM EDT

TODAY

PARTLY SUNNY
Hi: 59°F
Lo: 35°F

SATURDAY

PARTLY SUNNY
Hi: 55°F
Lo: 40°F
Precip: 30%

SUNDAY

SHOWERS
Hi: 50°F
Lo: 35°F
Precip: 70%

MONDAY

PARTLY SUNNY
Hi: 60°F
Lo: 45°F
Weather Forecast In Detail:
Forecast Issued: 801 AM EDT Fri May 01 2026

Today...Partly sunny. Highs in the upper 50s. Northwest winds around 10 mph with gusts up to 20 mph.
Tonight...Mostly clear. Chance of frost in sheltered locations after midnight. Lows in the mid 30s. West winds around 10 mph in the evening, becoming light and variable.
Saturday...Chance of frost in sheltered locations in the morning. Partly sunny with a slight chance of rain showers in the morning, then mostly cloudy with a chance of rain showers in the afternoon. Highs in the mid 50s. Light and variable winds, becoming south around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 30 percent.
Saturday Night...Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Patchy fog after midnight. Lows around 40. Light and variable winds. Chance of rain 60 percent.
Sunday...Patchy fog in the morning. Showers likely. Highs around 50. Light and variable winds, becoming north around 10 mph in the afternoon. Chance of rain 70 percent.
Sunday Night...Partly cloudy with a chance of rain showers in the evening, then mostly clear after midnight. Lows in the mid 30s. Chance of rain 50 percent.
Monday...Partly sunny. Highs around 60.
Monday Night...Partly cloudy. Lows in the mid 40s.
Tuesday...Partly sunny. Highs in the upper 60s.
Tuesday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows around 50. Chance of rain 30 percent.
Wednesday...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
Wednesday Night...Showers likely. Lows in the upper 40s. Chance of rain 70 percent.
Thursday...Showers likely. Highs in the upper 50s. Chance of rain 70 percent.
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