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
12:53 AM PST DEC 18, 2025
Overcast 46°F
Feels Like:	39°F
Dewpoint:	41°F
Rel. Hum.:	83%
Visibility:	10 miles
Wind:	SSE at 17 mph, gusts to 31
Pressure:	29.93 inches
Last 72 hours
Local Area Snow Depth
Washington Current Weather
Washington MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

98250 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SAN JUAN ISLAND, WA 98250 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Rain likely in the evening, then a chance of rain after midnight. Rain at times late in the night. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the upper 30s to mid 40s. South wind 10 to 20 mph.

THURSDAY
Windy. Rain at times until late afternoon, then cloudy with a chance of rain late in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs near 50. Southeast wind 15 to 30 mph with gusts to 45 mph.

THURSDAY NIGHT
Windy. Mostly cloudy with rain likely in the evening, then mostly cloudy with a chance of rain after midnight. Rainfall amounts less than a tenth of an inch likely. Lows near 40. West wind 15 to 30 mph decreasing to 10 to 20 mph after midnight.

FRIDAY
Rain likely in the morning, then rain at times in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the mid to upper 40s. Southwest wind 10 to 15 mph.

FRIDAY NIGHT
Rain likely in the evening, then rain at times after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows near 40. Southwest wind 10 to 15 mph.

SATURDAY
Rain at times. Highs in the mid to upper 40s.

SATURDAY NIGHT
Rain likely in the evening, then rain at times after midnight. Lows near 40.

SUNDAY
Rain at times. Highs in the mid to upper 40s.

SUNDAY NIGHT
Rain at times. Lows near 40.

MONDAY
Rain at times. Highs in the mid to upper 40s.

MONDAY NIGHT
Rain at times in the evening, then rain likely after midnight. Lows near 40.

TUESDAY
Mostly cloudy with rain likely in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the mid to upper 40s.

TUESDAY NIGHT
Mostly cloudy. A chance of rain in the evening, then a chance of rain and snow after midnight. Lows in the mid to upper 30s.

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 6:00 PM CST 12/17/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
18 DEC 2025

10 PM

44°

39°

Mostly Cloudy

77%
RAIN
***

0% Thunder
( 2% severe)

S 9

82%

39°

Low 43°

1 AM

44°

39°

Mostly Cloudy

SSE 9

89%

41°

High 50°

4 AM

44°

39°

Mostly Cloudy

81%
RAIN
.1–.25 in

0% Thunder
( 1% severe)

SSE 9

89%

41°

Mostly Cloudy

Rain

7 AM

44°

37°

Mostly Cloudy

SSE 14

89%

41°

10 AM

45°

37°

Mostly Cloudy

91%
RAIN
***

0% Thunder
( 4% severe)

SSE 20

86%

41°

1 PM

46°

39°

Mostly Cloudy

SE 18

83%

41°

4 PM

48°

42°

Mostly Cloudy

45%
RAIN
.01–.1 in

0% Thunder
( 5% severe)

SSW 14

83%

43°

7 PM

44°

37°

Partly Cloudy

W 15

79%

38°

Friday
19 DEC 2025

10 PM

42°

35°

Partly Cloudy

19%
RAIN
.01–.1 in

0% Thunder
( 4% severe)

WSW 13

76%

35°

Low 38°

1 AM

41°

35°

Mostly Cloudy

WSW 10

79%

35°

High 46°

4 AM

40°

35°

Mostly Cloudy

44%
RAIN
.5–1 in

0% Thunder
( 7% severe)

WSW 8

82%

35°

Mostly Cloudy

Chance of Rain

7 AM

40°

35°

Mostly Cloudy

SSW 8

85%

36°

10 AM

43°

38°

Mostly Cloudy

47%
RAIN
1–2 in

0% Thunder
( 9% severe)

SSW 9

79%

37°

1 PM

44°

38°

Mostly Cloudy

SSW 10

76%

37°

4 PM

43°

38°

Mostly Cloudy

47%
RAIN
.1–.25 in

0% Thunder
( 12% severe)

SW 9

79%

37°

7 PM

42°

36°

Mostly Cloudy

SW 9

79%

36°


FRIDAY HARBOR, WA extended weather forecast
BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE	BAD DAY BAD DATE
Low 38°	Low 39°	Low 41°	Low 40°	Low 40°
High 46°	High 48°	High 46°	High 48°	High 45°

Overcast 98% Rain	Overcast 93% Rain	Overcast 100% Rain	Overcast 89% Rain	Overcast 81% Rain

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