Marine Weather Net

Boston, MA Weather Forecast


Marine Forecast: Boston Harbor


Boston, Massachusetts

 Lat: 42.36N, Lon: 71.06W

Current Conditions Updated: 254 AM EDT WED APR 15 2026

Partly Cloudy
Temp: 66°F
  • Humidity:
  • 78%
  • Winds:
  • 10 MPH W
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.82 in.
  • Dewpoint:
  • 59°F
  • Heat index:
  • 66°F

  • Sunrise:
  • 6:02 AM EDT
  • Sunset:
  • 7:24 PM EDT
  • Moonrise:
  • 5:09 AM EDT
  • Moonset:
  • 5:34 PM EDT

TONIGHT

FOG
Lo: 60°F

WEDNESDAY

PARTLY SUNNY
Hi: 75°F
Lo: 51°F
Precip: 50%

THURSDAY

CHANCE OF SHOWERS
Hi: 65°F
Lo: 49°F
Precip: 50%

SUNDAY

CHANCE OF SHOWERS
Hi: 65°F
Lo: 41°F
Precip: 50%
Weather Forecast In Detail:
Forecast Issued: 101 AM EDT Wed Apr 15 2026

Rest Of Tonight...Mostly clear. Patchy fog. Near steady temperature around 60. Southwest winds around 5 mph.
Wednesday...Partly sunny. Patchy fog in the morning. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. West winds around 5 mph, becoming east with gusts up to 20 mph in the afternoon. Chance of rain 50 percent.
Wednesday Night...Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Patchy fog after midnight. Lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of rain 50 percent.
Thursday...Mostly cloudy with a 50 percent chance of showers. Patchy fog. Cooler with highs in the mid 60s. Southeast winds 5 to 10 mph.
Thursday Night...Mostly cloudy with a 40 percent chance of showers. Lows in the mid 50s. South winds 5 to 10 mph, becoming southwest after midnight.
Friday And Friday Night...Mostly cloudy with a chance of showers. Highs in the lower 60s. Lows in the upper 40s. Chance of rain 50 percent.
Saturday And Saturday Night...Mostly cloudy. Highs in the mid 50s. Lows in the upper 40s.
Sunday...Mostly cloudy with a 50 percent chance of showers. Not as cool with highs in the mid 60s.
Sunday Night...Showers likely. Lows in the lower 40s. Chance of rain 60 percent.
Monday...Partly sunny with a 30 percent chance of showers. Much cooler with highs in the lower 50s.
Monday Night...Partly cloudy. Lows in the lower 30s.
Tuesday...Sunny. Highs in the lower 50s.
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