Block Island Marine Weather
Marine Forecast
View allSTORM WARNING IN EFFECT THROUGH SATURDAY EVENING
REST OF TONIGHT NE winds 20 to 25 kt with gusts up to 35 kt. Seas 5 to 7 ft. Wave Detail: E 7 ft at 12 seconds and N 1 foot at 4 seconds.FRI NE winds 20 to 25 kt with gusts up to 40 kt, increasing to 25 to 30 kt with gusts up to 50 kt in the afternoon. Seas 6 to 9 ft. Wave Detail: E 9 ft at 11 seconds and N 6 ft at 6 seconds. A chance of rain in the afternoon.
FRI NIGHT N winds 25 to 35 kt with gusts up to 50 kt. Seas 7 to 10 ft. Wave Detail: NE 10 ft at 11 seconds and N 7 ft at 7 seconds. Rain likely.
SAT N winds 25 to 30 kt with gusts up to 60 kt. Seas 8 to 11 ft. Wave Detail: NE 9 ft at 10 seconds and N 5 ft at 5 seconds. Rain.
SAT NIGHT N winds 25 to 30 kt with gusts up to 55 kt. Seas 6 to 9 ft. Wave Detail: NE 8 ft at 8 seconds and N 5 ft at 5 seconds. Rain.
SUN NE winds 20 to 25 kt. Gusts up to 50 kt, decreasing to 40 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: N 6 ft at 7 seconds. Rain.
SUN NIGHT NE winds 20 to 25 kt. Gusts up to 40 kt, decreasing to 25 kt after midnight. Seas 4 to 6 ft. Rain in the evening, then showers likely after midnight.
MON N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Showers likely.
MON NIGHT N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers.
TUE AND TUE NIGHT W winds 5 to 10 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.
Weather
View allOvernight
59°F
Mostly Cloudy
28 mph NE
Friday
63°F
Rain Likely
28 to 36 mph NE
Friday Night
59°F
Rain
33 to 41 mph NE
Saturday
63°F
Rain
30 to 38 mph N
Tides and Currents
View all| Time | Event | Height/Speed |
|---|---|---|
| Fri, Sep 25 12:45 AM | ebb | 2.0 kts |
| Fri, Sep 25 1:04 AM | low | 0.2 ft |
| Fri, Sep 25 4:50 AM | slack | slack |
| Fri, Sep 25 7:09 AM | high | 3.3 ft |
| Fri, Sep 25 7:32 AM | flood | 2.1 kts |
| Fri, Sep 25 9:58 AM | slack | slack |
| Fri, Sep 25 1:08 PM | ebb | 2.3 kts |
| Fri, Sep 25 1:25 PM | low | 0.1 ft |
| Fri, Sep 25 5:16 PM | slack | slack |
| Fri, Sep 25 7:30 PM | high | 3.3 ft |
| Fri, Sep 25 7:52 PM | flood | 2.1 kts |
| Fri, Sep 25 10:20 PM | slack | slack |


