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
4:53 PM PDT OCT 18, 2026
Clear 54°F
Feels Like:	53°F
Dewpoint:	46°F
Rel. Hum.:	74%
Visibility:	10 miles
Wind:	N at 5 mph
Pressure:	30.05 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

TONIGHT
Mostly cloudy. Lows in the 40s. Light wind.

MONDAY
Mostly cloudy. Highs in the 50s. Light wind.

MONDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Patchy fog in the morning. Lows in the 40s. Light wind becoming northwest to 10 mph after midnight.

TUESDAY
Sunny. Highs in the mid to upper 50s. North wind to 10 mph increasing to 10 to 15 mph in the afternoon.

TUESDAY NIGHT
Mostly clear. Lows in the 40s. Northwest wind to 10 mph in the evening becoming light.

WEDNESDAY
Sunny. Patchy fog in the morning. Highs in the mid to upper 50s.

WEDNESDAY NIGHT
Partly cloudy in the evening then becoming mostly cloudy. Lows in the 40s.

THURSDAY
Partly sunny. Highs in the mid 50s.

THURSDAY NIGHT
Partly cloudy. A slight chance of rain after midnight. Lows in the lower to mid 40s.

FRIDAY
Mostly sunny. Highs in the lower to mid 50s.

FRIDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of rain after midnight. Lows in the lower to mid 40s.

SATURDAY
Mostly cloudy with a chance of rain. Highs in the lower to mid 50s.

SATURDAY NIGHT
Mostly cloudy with a chance of rain. Lows in the lower to mid 40s.

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 10/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
18 OCT 2026

11 AM

51°

49°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

NNW 6

83%

46°

High 55°

2 PM

54°

52°

Partly Cloudy

NNW 8

69%

44°

Mostly Cloudy

5 PM

52°

50°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

NNW 7

71%

43°

8 PM

48°

47°

Mostly Cloudy

NNW 3

83%

43°

Monday
19 OCT 2026

11 PM

46°

45°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

CALM

93%

44°

Low 44°

2 AM

46°

45°

Mostly Cloudy

CALM

89%

43°

High 55°

5 AM

47°

46°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

CALM

89%

44°

Mostly Cloudy

8 AM

47°

46°

Mostly Cloudy

CALM

93%

45°

11 AM

53°

53°

Mostly Cloudy

2%

0% Thunder
( 0% severe)

NNW 3

77%

46°

2 PM

55°

54°

Mostly Cloudy

N 5

66%

44°

5 PM

53°

53°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

NNW 3

69%

43°

8 PM

48°

47°

Partly Cloudy

CALM

83%

43°

Tuesday
20 OCT 2026

11 PM

46°

45°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

CALM

93%

44°

Low 43°

2 AM

46°

45°

Partly Cloudy

CALM

93%

44°

High 57°

5 AM

46°

44°

Partly Cloudy

0%

0% Thunder
( 0% severe)

NNW 5

96%

45°

Partly Cloudy

8 AM

47°

44°

Partly Cloudy

NNW 7

96%

46°

11 AM

53°

50°

Clear

0%

0% Thunder
( 0% severe)

N 10

77%

46°

2 PM

55°

52°

Clear

N 10

69%

45°

5 PM

55°

53°

Clear

NNW 7

66%

44°


FRIDAY HARBOR, WA extended weather forecast
Wednesday 21 OCT 2026	Thursday 22 OCT 2026	Friday 23 OCT 2026	Saturday 24 OCT 2026	Sunday 25 OCT 2026
Low 41°	Low 43°	Low 43°	Low 40°	Low 44°
High 60°	High 57°	High 56°	High 56°	High 55°

Partly Cloudy 6% Rain	Partly Cloudy 15% Rain	Partly Cloudy 19% Rain	Partly Cloudy 27% Rain	Overcast 47% Rain

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