Marine Weather Net

Lewiston, ME Weather Forecast


Marine Forecast: Casco Bay


Lewiston, Maine

 Lat: 44.10N, Lon: 70.22W

Current Conditions Updated: 756 PM EST FRI FEB 27 2026

Mostly Cloudy
Temp: 26°F
  • Humidity:
  • 84%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.12 in.
  • Dewpoint:
  • 22°F
  • Heat index:
  • 26°F

  • Sunrise:
  • 6:23 AM EST
  • Sunset:
  • 5:22 PM EST
  • Moonrise:
  • 12:57 PM EST
  • Moonset:
  • 4:21 AM EST

TONIGHT

PARTLY CLOUDY
Lo: 18°F

SATURDAY

PARTLY SUNNY
Hi: 41°F
Lo: 21°F

SUNDAY

PARTLY SUNNY
Hi: 30°F
Lo: 2°F
Precip: 50%

MONDAY

MOSTLY SUNNY
Hi: 21°F
Lo: 0°F
Weather Forecast In Detail:
Forecast Issued: 622 PM EST Fri Feb 27 2026

Tonight...Partly cloudy. Lows around 18. Light and variable winds.
Saturday...Partly sunny. Highs in the lower 40s. South winds around 10 mph with gusts up to 30 mph.
Saturday Night...Partly cloudy. A slight chance of snow after midnight. Lows in the lower 20s. Light and variable winds. Chance of snow 20 percent.
Sunday...Cloudy in the morning, then becoming partly sunny. A 50 percent chance of snow. Highs around 30. Light and variable winds, becoming north around 10 mph in the afternoon.
Sunday Night...Mostly clear. Lows around 2 above. Northwest winds around 10 mph. Wind chill values as low as 9 below after midnight.
Monday...Mostly sunny. Highs in the lower 20s.
Monday Night...Mostly clear. Lows around zero.
Tuesday...Partly sunny in the morning, then mostly cloudy with a chance of snow in the afternoon. Highs in the lower 30s. Chance of snow 40 percent.
Tuesday Night...Mostly cloudy in the evening, then becoming partly cloudy. A 50 percent chance of snow. Not as cold with lows in the lower 20s.
Wednesday...Partly sunny. A chance of snow in the morning. Highs in the mid 40s. Chance of snow 40 percent.
Wednesday Night...Mostly clear. Lows around 20.
Thursday...Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 40s.
Thursday Night...A chance of rain. A chance of snow in the evening, then snow likely after midnight. Lows around 20. Chance of precipitation 60 percent.
Friday...Cloudy with a 50 percent chance of snow. Highs in the mid 30s.
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