Portsmouth, RI Weather Forecast and Current Conditions

WEATHER ALERTS - Winter Weather Advisory

Current Conditions From Nearby Local Station

Cloudy with Light Snow 33°F
Feels Like 32°F  
Humidity 94% Dew Point 31°F Wind N 2 MPH Gusts 2 Barometer 29.81 in.
Solar Rad 26 w/m2
Report from a personal weather station 4.6 mi. SSW of central Portsmouth
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Point Forecast at a Glance

SunDec 14
Sun Dec 14: Snow, High 34F, Low 16F
100%
34
16
MonDec 15
Mon Dec 15: Increasing Clouds, High 28F, Low 21F
28
21
TueDec 16
Tue Dec 16: Sunny, High 33F, Low 27F
33
27
WedDec 17
Wed Dec 17: Mostly Sunny, High 44F, Low 29F
44
29
ThuDec 18
Thu Dec 18: Partly Sunny, High 50F, Low 40F
50
40
FriDec 19
Fri Dec 19: Showers Likely, High 50F, Low 24F
60%
50
24
SatDec 20
Sat Dec 20: Partly Sunny, High 44F
44
 

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7-Day Temperature Trend

Week Ahead Summary

High temperatures dip from 34°F to a low of 28°F mid-week, then warm to 50°F. Unsettled weather expected with rain or snow likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for December. Normal highs for this period are around 43°F with lows around 26°F.

This Date in Weather History

1987 - A powerful storm spread heavy snow from the Southern High Plains to the Middle Mississippi Valley, and produced severe thunderstorms in the Lower Mississippi Valley. During the evening a tornado hit West Memphis TN killing six persons and injuring two hundred others. The tornado left 1500 persons homeless, and left all of the residents of Crittendon County without electricity. Kansas City MO was blanketed with 10.8 inches of snow, a 24 hour record for December, and snowfall totals in the Oklahoma panhandle ranged up to 14 inches. Strong winds, gusting to 63 mph at Austin TX, ushered arctic cold into the Great Plains, and caused considerable blowing and drifting of snow.

More on this and other weather history

Portsmouth, RI 7 Day Weather Forecast Details

Sunday Dec 14

Snow

Day: Snow, mainly before 2pm. High near 34. Light north wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.

Snow Showers

Night: A slight chance of snow showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 16. North wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Monday Dec 15

Increasing Clouds

Day: Increasing clouds, with a high near 28. Northwest wind 9 to 13 mph, with gusts as high as 30 mph.

Snow Showers

Night: A slight chance of snow showers between 8pm and midnight. Mostly cloudy, with a low around 21. West wind 6 to 8 mph. Chance of precipitation is 20%.

Tuesday Dec 16

Sunny

Day: Sunny, with a high near 33. West wind around 6 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 27. Light southwest wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

Wednesday Dec 17

Mostly Sunny

Day: Mostly sunny, with a high near 44. Southwest wind 11 to 15 mph, with gusts as high as 28 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 29. West wind 3 to 7 mph.

Thursday Dec 18

Partly Sunny

Day: Partly sunny, with a high near 50. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

Showers

Night: Showers, mainly after 9pm. Low around 40. South wind 10 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 80%.

Friday Dec 19

Showers Likely

Day: Showers likely. Partly sunny, with a high near 50. Southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

Mostly Clear

Night: Mostly clear, with a low around 24. West wind 6 to 10 mph, with gusts as high as 20 mph.

Saturday Dec 20

Partly Sunny

Day: Partly sunny, with a high near 44. Northwest wind 6 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.


About Portsmouth, RI

Portsmouth is a town in Newport County, Rhode Island, United States. The population was 17,871 at the 2020 U.S. census. Portsmouth is the second-oldest municipality in Rhode Island, after Providence; it was one of the four colonies which merged to form the Colony of Rhode Island and Providence Plantations, the others being Providence, Newport, and Warwick.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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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.