Marine Weather Net

Winterport, ME Weather Forecast


Marine Forecast: Penobscot Bay


Winterport, Maine

 Lat: 44.64N, Lon: 68.85W

Current Conditions Updated: 153 AM EDT THU JUN 11 2026

Mostly Cloudy
Temp: 65°F
  • Humidity:
  • 96%
  • Winds:
  • 6 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.72 in.
  • Dewpoint:
  • 64°F
  • Heat index:
  • 65°F

  • Sunrise:
  • 4:48 AM EDT
  • Sunset:
  • 8:19 PM EDT
  • Moonrise:
  • 1:52 AM EDT
  • Moonset:
  • 4:29 PM EDT

TONIGHT

THUNDER STORMS
Lo: 57°F
Precip: 50%

THURSDAY

PARTLY SUNNY
Hi: 81°F
Lo: 60°F
Precip: 40%

FRIDAY

PARTLY SUNNY
Hi: 81°F
Lo: 55°F

SATURDAY

PARTLY SUNNY
Hi: 79°F
Lo: 55°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 500 PM EDT Wed Jun 10 2026

Tonight...Cloudy with scattered showers with isolated thunderstorms. Areas of fog after midnight. Lows in the upper 50s. Light and variable winds. Chance of rain 50 percent.
Thursday...Mostly cloudy in the morning, then becoming partly sunny. Areas of fog in the morning. Scattered showers. Isolated thunderstorms in the afternoon. Humid with highs in the lower 80s. Light and variable winds. Chance of rain 40 percent.
Thursday Night...Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog. Lows around 60. Light and variable winds.
Friday...Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Humid with highs in the lower 80s. Light and variable winds, becoming southeast around 10 mph in the afternoon.
Friday Night...A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. Chance of rain 80 percent.
Saturday...Showers likely in the morning, then partly sunny in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
Saturday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
Sunday...Partly sunny. Highs in the upper 70s.
Sunday Night...A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Chance of rain 60 percent.
Monday...Partly sunny with a 50 percent chance of showers. Highs in the upper 70s.
Monday Night...Partly cloudy. Lows in the mid 50s.
Tuesday...Partly sunny. Highs in the mid 70s.
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