Merrimac River Coast Guard Station, MA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Clear 19°F
Feels Like 19°F  
Humidity 61% Dew Point 8°F Wind Calm Barometer 30.02 in.
Report from a personal weather station 0.5 mi. S of central Merrimac River Coast Guard Station
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Point Forecast at a Glance

MonDec 15
Mon Dec 15: Mostly Cloudy, Low 21F
 
21
TueDec 16
Tue Dec 16: Sunny, High 32F, Low 25F
32
25
WedDec 17
Wed Dec 17: Partly Sunny, High 42F, Low 28F
42
28
ThuDec 18
Thu Dec 18: Mostly Sunny, High 48F, Low 40F
48
40
FriDec 19
Fri Dec 19: Rain, High 54F, Low 22F
80%
54
22
SatDec 20
Sat Dec 20: Mostly Sunny, High 35F, Low 30F
35
30
SunDec 21
Sun Dec 21: Rain, High 42F, Low 25F
30%
42
25

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7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 32°F to a high of 54°F by week's end. Unsettled weather expected with rain on most days, including one day with wintry mix.

Climate Context

This week's forecast shows temperatures running 1°F above the historical average for December. Normal highs for this period are around 40°F with lows around 23°F.

This Date in Weather History

1945 - A record December snowstorm buried Buffalo, NY, under 36.6 inches of snow, with unofficial totals south of the city ranging up to 70 inches. Travel was brought to a halt by the storm.

More on this and other weather history

Merrimac River Coast Guard Station, MA 7 Day Weather Forecast Details

Monday Dec 15

Mostly Cloudy

Night: Mostly cloudy, with a low around 21. West wind 8 to 10 mph.

Tuesday Dec 16

Sunny

Day: Sunny, with a high near 32. West wind around 8 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 25. Southwest wind 7 to 14 mph.

Wednesday Dec 17

Partly Sunny

Day: Partly sunny, with a high near 42. Southwest wind 13 to 15 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 28. West wind 6 to 11 mph.

Thursday Dec 18

Mostly Sunny

Day: Mostly sunny, with a high near 48. West wind 6 to 10 mph becoming south in the afternoon.

Rain

Night: Rain, mainly after 11pm. Low around 40. South wind 11 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

Friday Dec 19

Rain

Day: Rain, mainly before 2pm. High near 54. South wind around 18 mph becoming west in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 80%.

Partly Cloudy

Night: Partly cloudy, with a low around 22. West wind 14 to 18 mph, with gusts as high as 28 mph.

Saturday Dec 20

Mostly Sunny

Day: Mostly sunny, with a high near 35. West wind 9 to 11 mph.

Rain And Snow

Night: A chance of rain and snow. Mostly cloudy, with a low around 30. Southwest wind around 10 mph. Chance of precipitation is 40%.

Sunday Dec 21

Rain

Day: A chance of rain. Partly sunny, with a high near 42. West wind around 11 mph. Chance of precipitation is 30%.

Partly Cloudy

Night: Partly cloudy, with a low around 25. West wind around 10 mph.

Monday Dec 22

Mostly Sunny

Day: Mostly sunny, with a high near 35. Northwest wind around 10 mph.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.