Arlington Automatic Weather Observing, WA Weather Forecast and Current Conditions

WEATHER ALERTS - Special Weather Statement - Wind Advisory - Flood Watch

Current Conditions From Nearby Local Station

Cloudy 45°F
Feels Like 42°F  
Humidity 100% Dew Point 45°F Wind N 6 MPH Barometer 30.05 in.
Visibility 10 mi.
Report from a NOAA weather station 0.8 mi. W of central Arlington Automatic Weather Observing
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Point Forecast at a Glance

MonDec 15
Mon Dec 15: Rain, Low 43F
40%
 
43
TueDec 16
Tue Dec 16: Rain, High 54F, Low 39F
100%
54
39
WedDec 17
Wed Dec 17: Thunderstorms, High 46F, Low 39F
90%
46
39
ThuDec 18
Thu Dec 18: Rain, High 49F, Low 35F
100%
49
35
FriDec 19
Fri Dec 19: Rain, High 44F, Low 35F
50%
44
35
SatDec 20
Sat Dec 20: Rain, High 44F, Low 34F
50%
44
34
SunDec 21
Sun Dec 21: Snow, High 46F, Low 37F
50%
46
37

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7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 44°F to 54°F. Unsettled weather expected with rain on most days, including one day with snow.

Climate Context

This week's forecast shows temperatures running 3°F above the historical average for December. Normal highs for this period are around 44°F with lows around 33°F.

This Date in Weather History

1835 - New England experienced one of their coldest days of record. At noon on that bitterly cold Wednesday the mercury stood at four degrees below at Boston, 15 degrees below at Norfolk CT, and 17 degrees below at Hanover NH. The temperature at Boston was 12 degrees below zero by sunset. Gale force winds accompanied the severe cold, and that night a great New York City fire destroyed much of the financial district.

More on this and other weather history

Arlington Automatic Weather Observing, WA 7 Day Weather Forecast Details

Monday Dec 15

Rain

Night: A 40 percent chance of rain. Mostly cloudy, with a low around 43. South southeast wind around 9 mph, with gusts as high as 20 mph.

Tuesday Dec 16

Rain

Day: Rain. Patchy fog after noon. High near 54. South southeast wind 11 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Thunderstorms

Night: Rain, mainly before 1am, then showers and possibly a thunderstorm after 4am. Patchy fog before 11pm. Low around 39. Breezy, with a south wind 18 to 24 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Dec 17

Thunderstorms

Day: Showers and possibly a thunderstorm before 7am, then rain after 7am. High near 46. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Rain

Night: Rain. Low around 39. South southeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Dec 18

Rain

Day: Rain. High near 49. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Rain

Night: Rain. Low around 35. Chance of precipitation is 90%.

Friday Dec 19

Rain

Day: Rain. Mostly cloudy, with a high near 44.

Rain

Night: Rain. Cloudy, with a low around 35.

Saturday Dec 20

Rain

Day: Rain. Cloudy, with a high near 44.

Snow

Night: Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 34.

Sunday Dec 21

Snow

Day: Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 46.

Snow

Night: Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 37.

Monday Dec 22

Snow

Day: Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 47.

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.