Friday Harbor SPB (FBS) 15 Day Weather Forecast, Friday Harbor United States
Current weather conditions and 15 day weather forecast for Friday Harbor SPB in Friday Harbor, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at FBS
| 15 March 2026 Sun 6.1 ° C ( 43°F )  Partly cloudy |
Feels Like : 5.2 ° C / 41.3°F Humidity : % 49 Pressure : 1025 mb Wind Speed : 5.4 kmph / 3.4 miles from WNW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15-day weather forecast for Friday Harbor SPB, Friday Harbor, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 March 2026 Sat |  Sunny |
1 ° C | 8.8 ° C | 4.7 ° C | % 64 | 18.4 km/h | 0% |
| 15 March 2026 Sun |  Moderate rain |
4.2 ° C | 6.9 ° C | 5.3 ° C | % 69 | 30.6 km/h | 89% |
| 16 March 2026 Mon |  Heavy rain |
5.5 ° C | 9.1 ° C | 7.2 ° C | % 90 | 30.2 km/h | 88% |
| 17 March 2026 Tue | Moderate rain |
8 ° C | 10.2 ° C | 9.2 ° C | % 91 | 33.8 km/h | 83% |
| 18 March 2026 Wed | Moderate rain |
9.1 ° C | 10.4 ° C | 9.7 ° C | % 95 | 23.8 km/h | 89% |
| 19 March 2026 Thu | Moderate rain |
9.7 ° C | 10.3 ° C | 10 ° C | % 97 | 15.1 km/h | 73% |
| 20 March 2026 Fri |  Patchy rain nearby |
9.5 ° C | 11.7 ° C | 10.6 ° C | % 92 | 12.6 km/h | 89% |
| 21 March 2026 Sat | Patchy rain nearby |
6.8 ° C | 7.6 ° C | 7.3 ° C | % 81 | 11.9 km/h | 0% |
| 22 March 2026 Sun | Sunny |
5.2 ° C | 7.2 ° C | 6.4 ° C | % 69 | 31.7 km/h | 0% |
| 23 March 2026 Mon | Sunny |
4.8 ° C | 8.2 ° C | 6.5 ° C | % 70 | 31.7 km/h | 0% |
| 24 March 2026 Tue |  Overcast |
5.5 ° C | 9.1 ° C | 7.1 ° C | % 67 | 11.2 km/h | 0% |
| 25 March 2026 Wed | Partly Cloudy |
6.2 ° C | 8.1 ° C | 7 ° C | % 76 | 18 km/h | 0% |
| 26 March 2026 Thu | Sunny |
5.4 ° C | 10.1 ° C | 7.5 ° C | % 76 | 13.3 km/h | 0% |
| 27 March 2026 Fri | Sunny |
7.3 ° C | 11.6 ° C | 9 ° C | % 74 | 11.9 km/h | 0% |
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