Lower cook inlet (204)
NDBC buoy 46108
Observed , 59 minutes ago
Challenging
Small Craft Advisory in effect. Small chop seas at 2 ft with 5 second dominant period from the W. Water 50°F. Next low tide at 7:34 PM (4 ft). Tonight: Variable Wind Less Than 10 Kt.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneSmall Craft Advisory
Small Craft Advisory issued September 23 at 3:03PM AKDT until September 25 at 5:00AM AKDT by NWS Anchorage AK
Coastal Waters Forecast for the Northern Gulf of Alaska Coast up to 100 nm out including Kodiak Island and Cook Inlet. 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. .TONIGHT...Variable wind less than 10 kt. Seas 2 ft. .THU...NE wind 10 kt becoming SE 15 kt in the afternoon. Seas 2 ft. .THU NIGHT...E wind 25 kt. Seas 3 ft. Rain. .FRI...E wind 30 kt. Seas 4 ft. .FRI NIGHT...E wind 15 kt. Seas 2 ft. .SAT...SE wind 10 kt. Seas 2 ft. .SUN...Variable wind less than 10 kt. Seas 2 ft. .MON...Variable wind less than 10 kt. Seas 2 ft.
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Get Buoycast for iPhoneWaves
2.3ft
Period
5 s
Direction
259° W
Last 11 hours1.3 to 2.6 ft
Water temp
50°F
Last 11 hours49 to 50°F
Tides
Next low
7:34 PM
3.8 ft
Then high
1:34 AM
17 ft
Predicted, SELDOVIA, Kachemak Bay0.6 to 17 ft
Zone forecast
Tonight
Variable Wind Less Than 10 Kt. Seas 2 Ft.
Thu
NE Wind 10 Kt Becoming SE 15 Kt In The Afternoon. Seas 2 Ft.
Thu Night
E Wind 25 Kt. Seas 3 Ft. Rain.
Synopsis
303 PM AKDT Wed Sep 23 2026 .SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+ COOK INLET...
NWS zone Kachemak Bay
Last 24 hours
Every 3 hours, over the last 12 hours.
4 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
How often does buoy 46108 report?
temperature update about every 10 minutes. Wave height and period update about every 30 minutes.
Can I be notified when conditions change at buoy 46108?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Kachemak 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 buoy 46108 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 buoy 46108 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
What this buoy measures
This buoy is not reporting wind, air temperature or barometric pressure. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.
Station 46108
59°35'53" N 151°49'41" W · owned and maintained by Alaska Ocean Observing System
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.