Marine Weather Net

Swampscott, MA Weather Forecast


Marine Forecast: Boston Harbor


Swampscott, Massachusetts

 Lat: 42.47N, Lon: 70.92W

Current Conditions Updated: 1053 PM EDT THU OCT 15 2026

Clear


Temp: 41°F
  • Humidity:
  • 92%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.19 in.
  • Dewpoint:
  • 39°F
  • Heat index:
  • 41°F

  • Sunrise:
  • 6:54 AM EDT
  • Sunset:
  • 6:01 PM EDT
  • Moonrise:
  • 12:17 PM EDT
  • Moonset:
  • 8:41 PM EDT

TONIGHT

MOSTLY CLOUDY
Lo: 45°F

FRIDAY

CHANCE OF T-STORM
Hi: 69°F
Lo: 49°F
Precip: 90%

SATURDAY

PARTLY SUNNY
Hi: 51°F
Lo: 31°F

SUNDAY

SUNNY

Hi: 55°F
Lo: 41°F
Weather Forecast In Detail:
Forecast Issued: 1002 PM EDT Thu Oct 15 2026

Overnight...Mostly cloudy. Near steady temperature in the mid 40s. Southeast winds 5 to 10 mph. Gusts up to 20 mph.
Friday...Showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Patchy fog. Highs in the upper 60s. South winds 10 to 15 mph with gusts up to 35 mph. Chance of rain 90 percent.
Friday Night...Showers, mainly in the evening. Lows in the upper 40s. Southwest winds around 10 mph with gusts up to 25 mph, becoming west 15 to 20 mph with gusts up to 35 mph after midnight. Chance of rain 90 percent.
Saturday...Partly sunny and breezy. Much cooler with highs in the lower 50s. Northwest winds 15 to 25 mph with gusts up to 35 mph.
Saturday Night...Mostly clear. Patchy frost. Much cooler with lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight.
Sunday...Sunny. Patchy frost. Highs in the mid 50s.
Sunday Night...Mostly clear. Lows around 40. Highs around 60.
Monday...Mostly clear. Lows around 40. Highs around 60.
Tuesday And Tuesday Night...Partly cloudy. Highs in the lower 60s. Lows in the mid 40s.
Wednesday And Wednesday Night...Mostly clear. Highs in the upper 50s. Lows in the lower 40s.
Thursday...Mostly sunny. Highs in the mid 50s.
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