53°F is cold water
A 5mm+ wetsuit for any real time in the water.
Sea temperature drives everything from what fish are biting to how long you can safely stay in. It lags the air by weeks, so a warm day doesn’t mean warm water. Check it before you swim, dive, or head out.
Know before you go
Water temps, tides, and conditions worth knowing for your spots, plus the occasional PATHR update. No spam.
Frequently asked
What is the water temperature at Kasnyku Bay right now?+
The latest reading near Kasnyku Bay, Alaska is about 53°F, from Sitka, AK buoy ITKA2. A 5mm+ wetsuit for any real time in the water.
Is the water warm enough to swim at Kasnyku Bay?+
At about 53°F the water is cold. A 5mm+ wetsuit for any real time in the water.
Where does Pathr's water temperature data come from?+
Water temperatures come from NOAA and NDBC sensors. When a spot has no sensor of its own, we use the nearest reporting station. In the Pathr app the temperature shown tracks the station closest to your position on the chart.
You've got the water temp. Now get the whole chart.
Pathr shows this spot live, depth under your keel, wind, tide, and traffic, on one nautical chart.
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