Marine Weather Net

Stonington, ME Weather Forecast


Marine Forecast: Penobscot Bay


Stonington, Maine

 Lat: 44.16N, Lon: 68.67W

Current Conditions Updated: 256 PM EDT WED JUL 1 2026

Clear


Temp: 80°F
  • Humidity:
  • 71%
  • Winds:
  • 7 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.9 in.
  • Dewpoint:
  • 70°F
  • Heat index:
  • 83°F

  • Sunrise:
  • 4:53 AM EDT
  • Sunset:
  • 8:20 PM EDT
  • Moonrise:
  • 9:51 PM EDT
  • Moonset:
  • 6:04 AM EDT

THIS AFTERNOON

MOSTLY SUNNY
Lo: 65°F

THURSDAY

MOSTLY SUNNY
Hi: 89°F
Lo: 67°F

FRIDAY

SUNNY

Hi: 91°F
Lo: 70°F

INDEPENDENCE DAY

SUNNY

Hi: 89°F
Lo: 61°F
Weather Forecast In Detail:
Forecast Issued: 228 PM EDT Wed Jul 01 2026

HEAT ADVISORY IN EFFECT FROM 11 AM THURSDAY TO 8 PM EDT FRIDAY
This Afternoon...Mostly sunny. Near steady temperature in the mid 70s. Southwest winds around 10 mph with gusts up to 20 mph.
Tonight...Mostly cloudy. Patchy fog. Isolated showers after midnight. Humid with lows in the mid 60s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.
Thursday...Patchy fog in the morning. Mostly sunny. Warmer with highs in the upper 80s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the afternoon. Heat index values up to 105 in the afternoon.
Thursday Night...Partly cloudy. Patchy fog after midnight. Humid with lows in the upper 60s. West winds 5 to 10 mph.
Friday...Sunny, hot with highs in the lower 90s. West winds 5 to 10 mph with gusts up to 25 mph. Heat index values up to 106.
Friday Night...Mostly clear. Lows around 70. Heat index values in the upper 90s early in the evening.
Independence Day...Sunny, hot with highs in the upper 80s.
Saturday Night...Partly cloudy. Lows in the lower 60s.
Sunday...Mostly sunny. Highs in the lower 80s.
Sunday Night...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s.
Monday...Mostly sunny. Highs in the mid 70s.
Monday Night...Partly cloudy. Lows in the upper 50s.
Tuesday...Mostly sunny. Highs in the upper 70s.
SHARE THIS PAGE: