Roche Harbor, San Juan Island, WA Weather Forecast and Current Conditions

DaySkyHigh / LowPrecipWindHumidity
Fri
Dec 3
Rain Late
Close Hourly
-º / 36º96%N 5 mph82%
8pmMostly Cloudy40º1%NNW 6 mph80%
9pmCloudy40º3%NNW 5 mph79%
10pmCloudy40º4%NNW 5 mph78%
11pmCloudy41º5%NNW 4 mph74%
Sat
Dec 4
AM Light Rain
View Hourly
41º / 34º88%NNW 5 mph89%
12amCloudy41º11%NNW 3 mph76%
1amLight Rain41º61%NNW 2 mph77%
2amLight Rain40º81%N 1 mph80%
3amRain40º84%N 1 mph84%
4amRain39º94%N 1 mph89%
5amRain39º97%N 2 mph90%
6amRain38º95%N 1 mph94%
7amLight Rain37º88%N 1 mph97%
8amLight Rain37º87%N 1 mph97%
9amLight Rain37º85%NNW 1 mph97%
10amLight Rain38º84%NNW 0 mph94%
11amLight Rain39º83%NNW 1 mph91%
12pmLight Rain39º79%NNW 2 mph90%
1pmShowers39º40%NNW 3 mph88%
2pmCloudy40º24%NNW 4 mph86%
3pmMostly Cloudy40º19%NW 4 mph79%
4pmPartly Cloudy40º15%NW 4 mph80%
5pmPartly Cloudy38º15%WNW 4 mph84%
6pmPartly Cloudy38º9%WNW 5 mph84%
7pmPartly Cloudy38º7%WNW 5 mph84%
8pmPartly Cloudy38º7%WNW 5 mph83%
9pmPartly Cloudy37º7%WNW 4 mph83%
10pmPartly Cloudy37º7%WNW 4 mph83%
11pmPartly Cloudy37º7%WNW 4 mph81%
Sun
Dec 5
Mostly Cloudy
View Hourly
41º / 36º22%NNE 1 mph76%
12amPartly Cloudy37º7%NW 4 mph80%
1amPartly Cloudy37º7%NW 4 mph82%
2amPartly Cloudy38º7%NW 4 mph78%
3amPartly Cloudy38º9%NW 4 mph77%
4amPartly Cloudy38º5%NW 4 mph76%
5amPartly Cloudy38º7%NW 3 mph76%
6amMostly Cloudy37º5%NW 2 mph79%
7amPartly Cloudy35º5%NW 1 mph83%
8amMostly Cloudy35º5%NNW 1 mph84%
9amMostly Cloudy38º5%NNW 1 mph80%
10amMostly Cloudy40º5%NNW 1 mph77%
11amMostly Cloudy40º5%N 1 mph73%
12pmMostly Cloudy40º4%N 1 mph72%
1pmMostly Cloudy40º4%NNE 1 mph70%
2pmMostly Cloudy40º5%NNE 1 mph72%
3pmCloudy40º5%NE 0 mph73%
4pmCloudy39º14%ENE 0 mph75%
5pmCloudy39º14%ENE 0 mph76%
6pmCloudy39º23%ENE 0 mph77%
7pmShowers39º51%ENE 0 mph76%
Mon
Dec 6
Rain/Snow40º / 37º90%NE 8 mph89%
Tue
Dec 7
Showers41º / 39º36%NE 2 mph85%
Wed
Dec 8
Showers45º / 38º72%WSW 12 mph78%
Thu
Dec 9
Partly Cloudy41º / 35º24%NW 5 mph76%
Fri
Dec 10
Few Showers39º / 36º31%NE 6 mph79%

Weather Radar for Roche Harbor, San Juan Island, WA See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Roche Harbor, San Juan Island, WA

Tonight
Low : 35ºF
NNW wind around 13 kt. Rain, mainly after 4am. Wind waves 1 to 2 ft.
Saturday
High : 43ºF
NNE wind 6 to 11 kt becoming NNW in the afternoon. Rain and snow before 4pm, then a slight chance of rain between 4pm and 5pm. Wind waves 1 ft or less.
Saturday Night
Low : 40ºF
NW wind 13 to 16 kt. A slight chance of rain before 10pm. Wind waves around 2 ft.
Sunday
High : 42ºF
NW wind 5 to 11 kt. A chance of rain after 4pm. Wind waves 1 ft or less.
Sunday Night
Low : 33ºF
SE wind 10 to 19 kt. A chance of rain before 10pm, then rain and snow. Wind waves 1 to 3 ft.
Monday
High : 42ºF
ENE wind 20 to 25 kt becoming N 13 to 18 kt in the afternoon. Rain and snow, becoming all rain after 10am. Wind waves 3 to 4 ft.
Monday Night
Low : 35ºF
ENE wind 9 to 19 kt. A chance of rain before 10pm, then a slight chance of rain after 4am. Wind waves 2 to 4 ft.
Tuesday
High : 41ºF
Variable winds less than 5 kt becoming SSE 5 to 7 kt in the afternoon. A chance of rain. Wind waves 1 ft or less.
Tuesday Night
Low : 37ºF
SE wind 14 to 19 kt. Rain. Wind waves around 2 ft.

NOAA Buoy Data Near Roche Harbor, San Juan Island, WA See Map

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    Wind Speed Forecast for Roche Harbor, San Juan Island, WA

    FridaySaturdaySunday
    Wind Speed (MPH)631124544110
    8pm12am4am8am12pm4pm8pm12am4am8am12pm4pm
    MPH631124544110
    DIRNNWNNWNNNNWNWWNWNWNWNNWNENE

    Current Weather Conditions In Roche Harbor, San Juan Island, WA

    As Of: 12 minutes ago

    • 40ºF
    • 36ºF
    • 6mph
    • 0º (NNW)
    • 6mph
    • Mostly Cloudy
    • 10mi
    • 30.18"
    • 80%
    • 0ºF

    The weather right now in Roche Harbor, San Juan Island, WA is Mostly Cloudy. The current temperature is 40°F, and the expected high and low for today, Friday, December 3, 2021, are -° high temperature and 36°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the North Northwest. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 36° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 80 percent, and air pressure at 30.18 in. Visibility is 10 nautical miles. There are no current weather alert(s).