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Black Rock Harbor, CT Marine Weather Forecast

Today - 79°F
Jun 18, 2025
6 mph S
Widespread Fog then Showers And Thunderstorms Likely
Widespread fog and rain showers likely before 2pm, then showers and thunderstorms likely. Cloudy, with a high near 79. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Tonight - 67°F
Jun 18, 2025
2 to 6 mph S
Showers And Thunderstorms Likely then Mostly Cloudy
Showers and thunderstorms likely before 11pm. Mostly cloudy, with a low around 67. South wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Juneteenth - 88°F
Jun 19, 2025
2 to 13 mph SW
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Some of the storms could be severe. Partly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southwest wind 2 to 13 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday Night - 66°F
Jun 19, 2025
9 to 13 mph SW
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2am. Some of the storms could be severe. Mostly cloudy, with a low around 66. Southwest wind 9 to 13 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Friday - 83°F
Jun 20, 2025
10 mph NW
Sunny
Sunny, with a high near 83. Northwest wind around 10 mph.
Friday Night - 64°F
Jun 20, 2025
2 to 7 mph W
Mostly Clear
Mostly clear, with a low around 64.
Saturday - 86°F
Jun 21, 2025
2 to 8 mph W
Mostly Sunny
Mostly sunny, with a high near 86.
Saturday Night - 68°F
Jun 21, 2025
5 to 8 mph SW
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 68.
Sunday - 87°F
Jun 22, 2025
5 to 10 mph SW
Slight Chance Rain Showers
A slight chance of rain showers before 2pm. Partly sunny, with a high near 87.
Sunday Night - 70°F
Jun 22, 2025
3 to 8 mph SW
Partly Cloudy
Partly cloudy, with a low around 70.
Monday - 92°F
Jun 23, 2025
3 to 8 mph W
Mostly Sunny
Mostly sunny, with a high near 92.
Monday Night - 72°F
Jun 23, 2025
3 to 8 mph SW
Mostly Clear
Mostly clear, with a low around 72.
Tuesday - 94°F
Jun 24, 2025
3 to 8 mph W
Sunny
Sunny, with a high near 94.
Tuesday Night - 72°F
Jun 24, 2025
3 to 7 mph W
Mostly Clear
Mostly clear, with a low around 72.

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