Unalaska
NOAA CO-OPS station 9462620
Observed , 10 minutes ago
Hazardous
Small Craft Advisory in effect. Moderate SE winds at 13 kn gusting to 22 kn. Water 49°F, air 53°F. Tonight: SE Wind 30 Kt.
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Get Buoycast for iPhoneSmall Craft Advisory
Small Craft Advisory issued September 23 at 4:27AM AKDT until September 24 at 5:00PM AKDT by NWS Anchorage AK
Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent an average of the highest one-third of the combined wind wave and swell height. .TODAY...SE wind 20 kt increasing to 30 kt in the afternoon. Seas 3 ft building to 5 ft in the afternoon. Rain. .TONIGHT...SE wind 30 kt. Seas 5 ft. Widespread rain showers. .THU...SW wind 25 kt. Seas 2 ft building to 4 ft in the afternoon. Rain showers. .THU NIGHT...SW wind 30 kt. Seas 5 ft. .FRI...SW wind 35 kt. Seas 5 ft. .SAT...W wind 25 kt. Seas 4 ft. .SUN...W wind 30 kt. Seas 4 ft.
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Get Buoycast for iPhoneWind
Speed
13kn
Gust
22kn
Direction
142° SE
Trend
Rising
Last 12 hours3.3 to 17 kn
Water Level
2.4ft
Datum
MLLW
Last 12 hours0.1 to 2.4 ft
Air temp
53°F
47 to 54°F today
Water temp
49°F
48 to 49°F today
Pressure
1003mbar
Tendency
Easing
3 hour change
-4.4 mbar
Last 12 hours1003 to 1013 mbar
Zone forecast
Tonight
SE Wind 30 Kt. Seas 5 Ft. Rain Showers.
Thu
SW Wind 25 Kt. Seas 4 Ft. Rain Showers.
Thu Night
SW Wind 30 Kt Increasing To 40 Kt After Midnight. Seas 6 Ft. Rain Showers.
Synopsis
248 PM AKDT Wed Sep 23 2026 .SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
NWS zone Unalaska Bay
Last 24 hours
Every 3 hours, over the last 12 hours. Air 47 to 54°F, water 48 to 49°F, pressure 1,003 to 1,013 mbar over the same window.
2 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
Can I be notified when conditions change at station 9462620?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this station crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Unalaska Bay appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what station 9462620 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep station 9462620 for next time?
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Station 9462620
53°52'44" N 166°32'24" W
Measured by 400+ NOAA CO-OPS stations. Observations from the Center for Operational Oceanographic Products and Services, forecasts and advisories from the National Weather Service. Not for navigation.