Marine Weather Net

Lewiston, ME Weather Forecast


Marine Forecast: Casco Bay


Lewiston, Maine

 Lat: 44.10N, Lon: 70.22W

Current Conditions Updated: 1256 AM EDT WED OCT 7 2026

Clear


Temp: 39°F
  • Humidity:
  • 75%
  • Winds:
  • 5 MPH SSE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30 in.
  • Dewpoint:
  • 32°F
  • Heat index:
  • 39°F

  • Sunrise:
  • 6:43 AM EDT
  • Sunset:
  • 6:11 PM EDT
  • Moonrise:
  • 3:15 AM EDT
  • Moonset:
  • 4:46 PM EDT

TODAY

MOSTLY SUNNY
Hi: 60°F
Lo: 45°F

THURSDAY

PARTLY SUNNY
Hi: 69°F
Lo: 40°F
Precip: 50%

FRIDAY

MOSTLY SUNNY
Hi: 61°F
Lo: 39°F

SATURDAY

MOSTLY SUNNY
Hi: 61°F
Lo: 40°F
Weather Forecast In Detail:
Forecast Issued: 242 AM EDT Wed Oct 07 2026

FREEZE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING
Today...Widespread frost this morning. Mostly sunny. Highs around 60. South winds 10 to 15 mph with gusts up to 25 mph.
Tonight...Partly cloudy. Lows in the mid 40s. South winds around 10 mph with gusts up to 20 mph.
Thursday...Partly sunny. A chance of showers, mainly in the morning. Highs in the upper 60s. Southwest winds around 10 mph. Chance of rain 50 percent.
Thursday Night...Mostly clear. Lows around 40. Light and variable winds.
Friday...Mostly sunny. Highs in the lower 60s. West winds 10 to 15 mph with gusts up to 25 mph.
Friday Night...Mostly clear. Lows in the upper 30s.
Saturday...Mostly sunny. Highs in the lower 60s.
Saturday Night...Mostly clear. Lows around 40.
Sunday...Partly sunny. Highs in the upper 60s.
Sunday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s. Chance of rain 40 percent.
Columbus Day...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs in the upper 60s.
Monday Night...Partly cloudy. A chance of showers in the evening. Lows in the mid 40s. Chance of rain 30 percent.
Tuesday...Partly sunny. Highs in the lower 60s.
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