National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Light Rain Fog/Mist

52°F

11°C

Humidity 100%
Wind Speed N 12 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 52°F (11°C)
Visibility 5.00 mi
Wind Chill48°F (9°C)
Last update 12 Oct 2:54 am EDT
Extended Forecast for

Cohasset MA

  • Overnight

    Overnight: Showers likely. Patchy fog. Otherwise, cloudy, with a low around 54. Northeast wind around 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Showers
    Likely and
    Patchy Fog

  • Columbus Day

    Columbus Day: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. North wind 6 to 11 mph.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 52. Light and variable wind becoming northeast 5 to 10 mph in the evening.

    Low: 52 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers, mainly after 1pm. Cloudy, with a high near 64. East wind around 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 57. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Northwest wind 8 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Northwest wind 5 to 8 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. North wind 7 to 10 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 3am. Partly cloudy, with a low around 46. Light and variable wind becoming east around 5 mph in the evening. Chance of precipitation is 30%.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers likely. Patchy fog. Otherwise, cloudy, with a low around 54. Northeast wind around 11 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 67. North wind 6 to 11 mph.
Monday Night
Increasing clouds, with a low around 52. Light and variable wind becoming northeast 5 to 10 mph in the evening.
Tuesday
A chance of showers, mainly after 1pm. Cloudy, with a high near 64. East wind around 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 57. South wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 70. Northwest wind 8 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 52. Northwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 60. North wind 7 to 10 mph.
Thursday Night
A chance of showers after 3am. Partly cloudy, with a low around 46. Light and variable wind becoming east around 5 mph in the evening. Chance of precipitation is 30%.
Friday
Showers, mainly after 8am. High near 64. Southeast wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday Night
Showers likely. Mostly cloudy, with a low around 44. West wind 14 to 17 mph. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 52. Breezy, with a northwest wind 21 to 23 mph, with gusts as high as 38 mph.
Saturday Night
Partly cloudy, with a low around 36. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 53. Northwest wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cohasset MA
 42.22°N 70.81°W (Elev. 52 ft)
Last Update:
2:12 am EDT Oct 12, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation