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

Day Sky High / Low Precip Wind Humidity
Sun
Jul 21
Partly Cloudy
Close Hourly
75º / 57º 3% SSE 5 mph 59%
3pm Mostly Sunny 71º 2% SSE 5 mph 61%
4pm Mostly Sunny 73º 1% SSE 5 mph 56%
5pm Sunny 75º 1% SSE 5 mph 52%
6pm Sunny 75º 1% SSE 4 mph 52%
7pm Sunny 72º 1% SSE 5 mph 56%
8pm Sunny 69º 2% S 5 mph 62%
9pm Sunny 65º 3% SSW 6 mph 70%
10pm Clear 63º 5% SSW 7 mph 72%
11pm Clear 62º 5% SW 8 mph 73%
Mon
Jul 22
Partly Cloudy
View Hourly
72º / 54º 6% SSW 13 mph 63%
12am Clear 61º 6% SSW 8 mph 73%
1am Clear 60º 6% SSW 8 mph 76%
2am Clear 59º 6% SSW 7 mph 79%
3am Clear 59º 7% SSW 6 mph 78%
4am Clear 58º 7% SSW 6 mph 80%
5am Clear 58º 7% SSW 5 mph 82%
6am Sunny 58º 7% SSW 5 mph 84%
7am Mostly Sunny 60º 7% SSW 5 mph 81%
8am Partly Cloudy 62º 6% SSW 6 mph 75%
9am Partly Cloudy 63º 6% SSW 6 mph 73%
10am Partly Cloudy 65º 5% SSW 5 mph 69%
11am Partly Cloudy 66º 5% S 6 mph 66%
12pm Partly Cloudy 67º 4% S 6 mph 65%
1pm Mostly Sunny 68º 4% S 7 mph 63%
2pm Sunny 69º 3% S 8 mph 59%
3pm Sunny 70º 2% S 9 mph 55%
4pm Sunny 71º 2% SSW 10 mph 51%
5pm Sunny 71º 1% SSW 12 mph 50%
6pm Sunny 70º 1% SW 13 mph 50%
7pm Sunny 67º 1% SW 14 mph 54%
8pm Sunny 64º 2% SW 12 mph 60%
9pm Sunny 61º 3% SW 13 mph 64%
10pm Clear 59º 4% SW 13 mph 70%
11pm Clear 58º 4% SW 11 mph 71%
Tue
Jul 23
Partly Cloudy
View Hourly
71º / 57º 5% SSE 5 mph 62%
12am Clear 58º 5% SW 10 mph 71%
1am Clear 57º 5% SW 9 mph 73%
2am Clear 57º 5% WSW 8 mph 74%
3am Clear 56º 5% WSW 7 mph 77%
4am Mostly Clear 56º 6% SW 6 mph 76%
5am Partly Cloudy 55º 6% WSW 5 mph 80%
6am Partly Cloudy 55º 6% WSW 4 mph 81%
7am Partly Cloudy 58º 5% WSW 4 mph 77%
8am Partly Cloudy 60º 5% WSW 3 mph 73%
9am Partly Cloudy 61º 5% SSW 3 mph 70%
10am Mostly Sunny 63º 4% SE 3 mph 67%
11am Sunny 64º 4% SE 3 mph 64%
12pm Sunny 65º 3% ESE 3 mph 62%
1pm Sunny 66º 3% ESE 3 mph 59%
2pm Sunny 67º 3% SE 3 mph 57%
Wed
Jul 24
Partly Cloudy 72º / 54º 6% SSW 8 mph 61%
Thu
Jul 25
Partly Cloudy 70º / 55º 6% S 7 mph 61%
Fri
Jul 26
Sunny 71º / 56º 6% ENE 4 mph 62%
Sat
Jul 27
Mostly Sunny 72º / 56º 6% SE 5 mph 63%
Sun
Jul 28
Mostly Sunny 75º / 57º 7% S 6 mph 63%

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

This Afternoon
High : 76ºF
S wind around 10 kt. Mostly sunny. Waves 1 ft or less.
Tonight
Low : 57ºF
S wind 6 to 10 kt. Mostly clear. Waves 1 ft or less.
Monday
High : 72ºF
Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny. Waves 1 ft or less.
Monday Night
Low : 54ºF
SW wind 7 to 13 kt. Mostly clear. Waves 1 ft or less.
Tuesday
High : 72ºF
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Tuesday Night
Low : 55ºF
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Wednesday
High : 72ºF
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Wednesday Night
Low : 55ºF
WSW wind around 8 kt. Partly cloudy. Waves 1 ft or less.
Thursday
High : 71ºF
SSW wind around 7 kt. Sunny. Waves 1 ft or less.

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

    SundayMondayTuesday
    Wind Speed (MPH) 55865691411743
    3pm7pm11pm3am7am11am3pm7pm11pm3am7am11am
    MPH 55865691411743
    DIR SSESSESWSSWSSWSSSWSWWSWWSWSE

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

    As Of: 2 minutes ago

    • 71ºF
    • 71ºF
    • 5mph
    • 0º (SSE)
    • 5mph
    • Mostly Sunny
    • 10mi
    • 30.04"
    • 61%
    • 0ºF

    The weather right now in Roche Harbor, San Juan Island, WA is Mostly Sunny. The current temperature is 71°F, and the expected high and low for today, Sunday, July 21, 2024, are 75° high temperature and 57°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the South Southeast. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 71° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 61 percent, and air pressure at 30.04 in. Visibility is 10 nautical miles. There are no current weather alert(s).