National Weather Service Forecast for: Unalaska AK
Issued by: National Weather Service Anchorage, AK
Updated: 9:40 pm AKDT Jun 21, 2026
 
Overnight

Overnight: Mostly cloudy, with a low around 41. Calm wind.
Mostly Cloudy

 Monday

Monday: Partly sunny, with a high near 52. Calm wind becoming northeast around 5 mph.
Partly Sunny

 Monday
Night
Monday Night: Partly cloudy, with a low around 43. East wind around 5 mph becoming southeast after midnight.
Partly Cloudy

 Tuesday

Tuesday: Mostly cloudy, with a high near 54. Southeast wind 5 to 10 mph.
Mostly Cloudy

 Tuesday
Night
Tuesday Night: Rain, mainly after 1am. Low around 44. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Cloudy then
Rain

 Wednesday

Wednesday: Rain. High near 51. East wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Rain

 Wednesday
Night
Wednesday Night: Showers likely, mainly before 10pm. Cloudy, with a low around 43. Chance of precipitation is 70%.
Showers
Likely then
Chance
Showers
 Thursday

Thursday: A chance of showers before 10am, then a chance of showers after 4pm. Mostly cloudy, with a high near 55.
Chance
Showers

 Thursday
Night
Thursday Night: A chance of showers before 10pm. Cloudy, with a low around 43.
Chance
Showers then
Cloudy
Lo 41 °F Hi 52 °F Lo 43 °F Hi 54 °F Lo 44 °F Hi 51 °F Lo 43 °F Hi 55 °F Lo 43 °F

 

Overnight
 
 Mostly cloudy, with a low around 41. Calm wind.
Monday
 
 Partly sunny, with a high near 52. Calm wind becoming northeast around 5 mph.
Monday Night
 
 Partly cloudy, with a low around 43. East wind around 5 mph becoming southeast after midnight.
Tuesday
 
 Mostly cloudy, with a high near 54. Southeast wind 5 to 10 mph.
Tuesday Night
 
 Rain, mainly after 1am. Low around 44. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
 
 Rain. High near 51. East wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday Night
 
 Showers likely, mainly before 10pm. Cloudy, with a low around 43. Chance of precipitation is 70%.
Thursday
 
 A chance of showers before 10am, then a chance of showers after 4pm. Mostly cloudy, with a high near 55.
Thursday Night
 
 A chance of showers before 10pm. Cloudy, with a low around 43.
Friday
 
 Cloudy, with a high near 54.
Friday Night
 
 A chance of showers. Cloudy, with a low around 43.
Saturday
 
 A chance of showers. Mostly cloudy, with a high near 53.
Saturday Night
 
 A chance of showers. Mostly cloudy, with a low around 42.
Sunday
 
 A chance of showers. Mostly cloudy, with a high near 54.

 

Forecast from NOAA-NWS for Unalaska AK.