Marine Weather Net

Lewiston, ME Weather Forecast


Marine Forecast: Casco Bay


Lewiston, Maine

 Lat: 44.10N, Lon: 70.22W

Current Conditions Updated: 104 PM EST FRI DEC 19 2025

Rain
Temp: 51°F
  • Humidity:
  • 100%
  • Winds:
  • 20 MPH SSE
  • Gusts:
  • 38 MPH
  • Barometer:
  • 29.23 in.
  • Dewpoint:
  • 51°F
  • Heat index:
  • 51°F

  • Sunrise:
  • 7:13 AM EST
  • Sunset:
  • 4:07 PM EST
  • Moonrise:
  • 11:16 AM EST
  • Moonset:
  • N/A EST

TONIGHT

CLEARING

Lo: 2°F

SUNDAY

MOSTLY SUNNY
Hi: 31°F
Lo: 17°F

MONDAY

ICE/SNOW MIXTURE
Hi: 31°F
Lo: 18°F
Precip: 100%

TUESDAY

PARTLY SUNNY
Hi: 25°F
Lo: 10°F
Weather Forecast In Detail:
Forecast Issued: 1217 PM EST Sat Dec 27 2025

WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 7 PM EST MONDAY
Tonight...Partly cloudy this afternoon, then clearing. Lows zero to 5 above zero. Light and variable winds.
Sunday...Mostly sunny. Highs in the lower 30s. Light and variable winds.
Sunday Night...Mostly cloudy. Freezing rain, snow with a slight chance of sleet after midnight. Little or no snow and sleet accumulation. Ice accumulation of up to a tenth of an inch. Lows around 17. Light and variable winds. Chance of precipitation 80 percent.
Monday...Freezing rain and snow in the morning, then freezing rain and rain in the afternoon. Patchy fog. Little or no snow accumulation. Highs in the lower 30s. Light and variable winds. Chance of precipitation near 100 percent.
Monday Night...Mostly cloudy with freezing rain likely, a chance of rain and snow in the evening, then partly cloudy after midnight. Little or no snow accumulation. Lows around 18. West winds around 10 mph. Gusts up to 30 mph after midnight. Chance of precipitation 70 percent.
Tuesday...Partly sunny. Highs in the mid 20s.
Tuesday Night...Partly cloudy. Lows around 10 above.
Wednesday...Partly sunny in the morning, then becoming mostly cloudy. Highs in the mid 20s.
Wednesday Night...Mostly cloudy with a 30 percent chance of snow showers. Lows around 10 above.
New Years Day...Partly sunny in the morning, then mostly cloudy with a chance of snow showers in the afternoon. Highs in the lower 20s. Chance of snow 30 percent.
Thursday Night...Mostly cloudy. A chance of snow showers in the evening. Lows zero to 5 above zero. Chance of snow 30 percent.
Friday...Partly sunny. Highs around 20.
Friday Night...Mostly clear in the evening, then becoming partly cloudy. Lows around zero.
Saturday...Partly sunny. Highs in the lower 20s.
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