Marine Weather Net

Castine, ME Weather Forecast


Marine Forecast: Penobscot Bay


Castine, Maine

 Lat: 44.39N, Lon: 68.8W

Current Conditions Updated: 1156 PM EDT THU APR 24 2025

Mostly Cloudy
Temp: 46°F
  • Humidity:
  • 76%
  • Winds:
  • 5 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.21 in.
  • Dewpoint:
  • 39°F
  • Heat index:
  • 46°F

  • Sunrise:
  • 5:33 AM EDT
  • Sunset:
  • 7:31 PM EDT
  • Moonrise:
  • 4:21 AM EDT
  • Moonset:
  • 5:05 PM EDT

TONIGHT

CHANCE OF SHOWERS
Lo: 41°F
Precip: 50%

FRIDAY

PARTLY SUNNY
Hi: 61°F
Lo: 41°F

SATURDAY

RAIN
Hi: 50°F
Lo: 45°F
Precip: 100%

SUNDAY

CHANCE OF SHOWERS
Hi: 49°F
Lo: 41°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 925 PM EDT Thu Apr 24 2025

Rest Of Tonight...Mostly cloudy with scattered showers. Lows in the lower 40s. South winds around 5 mph. Chance of rain 50 percent.
Friday...Partly sunny. Highs in the lower 60s. Northwest winds around 5 mph.
Friday Night...Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the lower 40s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
Saturday...Rain. Highs around 50. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.
Saturday Night...Rain. Lows in the mid 40s. Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of rain 90 percent.
Sunday...Mostly cloudy. A chance of rain in the morning, then a chance of showers in the afternoon. Highs in the upper 40s. Chance of rain 50 percent.
Sunday Night...Mostly cloudy with a chance of showers in the evening, then partly cloudy with a chance of rain after midnight. Lows in the lower 40s. Chance of rain 40 percent.
Monday...Partly sunny in the morning, then clearing. Highs in the lower 60s.
Monday Night...Mostly clear. Lows in the lower 40s.
Tuesday...Partly sunny. Highs in the upper 50s.
Tuesday Night...Partly cloudy in the evening, then becoming mostly cloudy. A 40 percent chance of showers. Lows in the upper 40s.
Wednesday...Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Highs in the lower 60s.
Wednesday Night...Partly cloudy. Lows in the upper 30s.
Thursday...Mostly sunny. Highs in the mid 50s.
SHARE THIS PAGE: