Marine Weather Net

Winterport, ME Weather Forecast


Marine Forecast: Penobscot Bay


Winterport, Maine

 Lat: 44.64N, Lon: 68.85W

Current Conditions Updated: 253 AM EDT WED SEP 9 2026

Mostly Clear
Temp: 43°F
  • Humidity:
  • 88%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.3 in.
  • Dewpoint:
  • 40°F
  • Heat index:
  • 43°F

  • Sunrise:
  • 6:04 AM EDT
  • Sunset:
  • 6:58 PM EDT
  • Moonrise:
  • 4:07 AM EDT
  • Moonset:
  • 6:16 PM EDT

TODAY

MOSTLY CLOUDY
Hi: 69°F
Lo: 65°F

THURSDAY

PARTLY SUNNY
Hi: 79°F
Lo: 55°F
Precip: 50%

FRIDAY

MOSTLY SUNNY
Hi: 71°F
Lo: 49°F

SATURDAY

MOSTLY SUNNY
Hi: 75°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 232 AM EDT Wed Sep 09 2026

Today...Mostly cloudy. Highs in the upper 60s. Southeast winds around 10 mph.
Tonight...Showers with a slight chance of thunderstorms. More humid with lows in the lower 60s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain near 100 percent.
Thursday...Partly sunny. A chance of showers in the morning. Highs in the upper 70s. West winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 50 percent.
Thursday Night...Partly cloudy. Less humid with lows in the lower 50s. Northwest winds 10 to 15 mph.
Friday...Mostly sunny. Highs in the lower 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
Friday Night...Clear. Lows in the upper 40s.
Saturday...Mostly sunny. Highs in the mid 70s.
Saturday Night...Mostly clear. Lows in the lower 50s.
Sunday...Partly sunny. Highs in the mid 70s.
Sunday Night...Partly cloudy. Lows in the upper 50s.
Monday...Partly sunny. Highs in the mid 70s.
Monday Night...Partly cloudy. Lows in the lower 50s.
Tuesday...Partly sunny. Highs in the lower 70s.
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