Marine Weather Net

Lewiston, ME Weather Forecast


Marine Forecast: Casco Bay


Lewiston, Maine

 Lat: 44.10N, Lon: 70.22W

Current Conditions Updated: 956 PM EDT SAT JUN 14 2025

Clear


Temp: 52°F
  • Humidity:
  • 89%
  • Winds:
  • 5 MPH S
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.2 in.
  • Dewpoint:
  • 49°F
  • Heat index:
  • 52°F

  • Sunrise:
  • 4:55 AM EDT
  • Sunset:
  • 8:24 PM EDT
  • Moonrise:
  • 11:25 PM EDT
  • Moonset:
  • 7:40 AM EDT

TONIGHT

PARTLY CLOUDY
Lo: 45°F

SUNDAY

PARTLY SUNNY
Hi: 69°F
Lo: 49°F

MONDAY

PARTLY SUNNY
Hi: 71°F
Lo: 51°F

TUESDAY

PARTLY SUNNY
Hi: 75°F
Lo: 59°F
Weather Forecast In Detail:
Forecast Issued: 628 PM EDT Sat Jun 14 2025

Tonight...Partly cloudy. Lows in the mid 40s. Light and variable winds.
Sunday...Partly sunny. Highs in the upper 60s. Light and variable winds, becoming south around 10 mph in the afternoon.
Sunday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. South winds around 10 mph in the evening, becoming light and variable.
Monday...Partly sunny. Highs in the lower 70s. Light and variable winds, becoming south around 10 mph with gusts up to 25 mph in the afternoon.
Monday Night...Partly cloudy. Lows in the lower 50s. South winds around 10 mph with gusts up to 20 mph in the evening, becoming light and variable.
Tuesday...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s.
Tuesday Night...Mostly cloudy. Lows in the upper 50s.
Wednesday...Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent.
Wednesday Night...Partly cloudy. A chance of showers in the evening. Lows in the lower 60s. Chance of rain 30 percent.
Juneteenth...Showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 60 percent.
Thursday Night...Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 60s. Chance of rain 60 percent.
Friday...Partly sunny with a 40 percent chance of showers. Highs in the mid 70s.
Friday Night...Partly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of rain 30 percent.
Saturday...Partly sunny. Highs in the mid 70s.
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