For More Weather Information:

Bar Harbor ME

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:03 am EDT Mar 18, 2026
Forecast Valid: 10am EDT Mar 18, 2026-6pm EDT Mar 24, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Today

WNW wind 7 to 11 kt. Widespread freezing spray before noon. Mostly sunny. Seas around 2 ft.

Tonight

Variable winds 5 kt or less. Mostly cloudy. Seas around 2 ft.

Thursday

SSE wind 5 to 9 kt. Partly sunny. Seas around 2 ft.

Thursday Night

Variable winds less than 5 kt becoming SSW around 6 kt after midnight. Partly cloudy. Seas around 2 ft.

Friday

SW wind 8 to 11 kt. A slight chance of snow before 1pm. Seas around 2 ft.

Friday Night

SW wind around 7 kt. A chance of rain, mainly after 2am. Seas around 2 ft.

Saturday

S wind 11 to 14 kt increasing to 14 to 17 kt in the afternoon. Winds could gust as high as 24 kt. Rain likely, mainly after 11am. Seas around 2 ft.

Saturday Night

SW wind around 12 kt, with gusts as high as 21 kt. A chance of rain. Seas around 2 ft.

Sunday

SW wind 13 to 17 kt becoming W in the afternoon. Winds could gust as high as 23 kt. A chance of rain. Seas 2 to 3 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.