SAN JUAN ISLAND, WA 98250 Weather Forecast & Current Conditions

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98250 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
FRIDAY HARBOR, WA Current Weather
1:53 PM PDT SEP 20, 2026
Clear 63°F
Feels Like:	63°F
Dewpoint:	52°F
Rel. Hum.:	67%
Visibility:	10 miles
Wind:	SE at 6 mph
Pressure:	30.09 inches
Last 72 hours
Local Area Snow Depth
Washington Current Weather
Washington MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

98250 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	SAN JUAN ISLAND, WA 98250 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly sunny. Patchy fog in the morning. Highs in the 60s to lower 70s. Light wind.

TONIGHT
Partly cloudy. Patchy fog in the morning. Lows in the upper 40s to mid 50s. Light wind.

MONDAY
Partly sunny. Patchy fog in the morning. Highs in the 60s. Light wind.

MONDAY NIGHT
Partly cloudy. Lows in the upper 40s to mid 50s. Southwest wind to 10 mph becoming west after midnight.

TUESDAY
Mostly sunny. Highs in the upper 50s to mid 60s. Light wind.

TUESDAY NIGHT
Mostly clear in the evening then becoming mostly cloudy. Lows near 50.

WEDNESDAY
Partly sunny. Highs in the 60s.

WEDNESDAY NIGHT
Mostly cloudy. Lows near 50.

THURSDAY
Mostly cloudy. Highs in the lower to mid 60s.

THURSDAY NIGHT
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows near 50.

FRIDAY
Mostly cloudy with a chance of showers. Highs in the lower to mid 60s.

FRIDAY NIGHT
Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows near 50.

SATURDAY
Mostly sunny. Highs in the lower to mid 60s.

98250 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SAN JUAN ISLAND, WA 98250

Infrared Weather Satellite
SAN JUAN ISLAND, WA 98250

98250 WEATHER RADAR LOOP

NEXRAD Weather Radar
SAN JUAN ISLAND, WA 98250

MOS COMPUTER WEATHER FORECAST

FRIDAY HARBOR, WA 3 hourly weather forecast

weather forecast created 7:00 AM CDT 9/20/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
20 SEP 2026

11 AM

60°

61°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

CALM

78%

53°

High 66°

2 PM

65°

65°

Partly Cloudy

S 5

65%

53°

Partly Cloudy

5 PM

64°

65°

Partly Cloudy

0%

0% Thunder
( 0% severe)

WSW 3

65%

52°

8 PM

57°

58°

Partly Cloudy

CALM

80%

51°

Monday
21 SEP 2026

11 PM

53°

53°

Partly Cloudy

0%

0% Thunder
( 0% severe)

CALM

90%

50°

Low 48°

2 AM

50°

50°

Partly Cloudy

CALM

96%

49°

High 69°

5 AM

50°

50°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

CALM

96%

49°

Mostly Cloudy

8 AM

52°

52°

Mostly Cloudy

CALM

93%

50°

11 AM

61°

61°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

S 5

72%

52°

2 PM

66°

66°

Partly Cloudy

S 5

63%

53°

5 PM

67°

67°

Partly Cloudy

0%

0% Thunder
( 0% severe)

S 7

61%

53°

8 PM

60°

59°

Partly Cloudy

SW 7

75%

52°

Tuesday
22 SEP 2026

11 PM

55°

54°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

SW 6

86%

51°

Low 50°

2 AM

52°

51°

Mostly Cloudy

WSW 5

93%

50°

High 68°

5 AM

51°

51°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

CALM

96%

50°

Mostly Cloudy

8 AM

53°

53°

Mostly Cloudy

SW 2

93%

51°

11 AM

62°

62°

Partly Cloudy

0%

0% Thunder
( 2% severe)

SSW 6

70%

52°

2 PM

66°

66°

Partly Cloudy

S 8

58%

51°

5 PM

65°

65°

Partly Cloudy

S 9

56%

49°


FRIDAY HARBOR, WA extended weather forecast
Wednesday 23 SEP 2026	Thursday 24 SEP 2026	Friday 25 SEP 2026	Saturday 26 SEP 2026	Sunday 27 SEP 2026
Low 48°	Low 47°	Low 50°	Low 46°	Low 46°
High 63°	High 63°	High 61°	High 62°	High 61°

Overcast 29% Rain	Mostly Cloudy 41% Rain	Overcast 77% Rain	Overcast 43% Rain	Partly Cloudy 33% Rain

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