Block Island
Charts
16-Day Marine Weather Forecast Print

Friday 8/21

Morning

Moderate to strong NE winds with choppy seas. Small very short period waves.

Winds: NE 13 to 16 knots.

Seas: E 3 feet at 6 seconds.

Afternoon

Strong NNE winds with very choppy seas. Small Craft Advisory. Moderate very short period waves.

Winds: NNE 22 to 25 knots.

Seas: E 5 feet at 6 seconds.

Saturday 8/22

Morning

Moderate to strong NNE winds with choppy seas. Moderate very short period waves.

Winds: NNE 15 to 16 knots.

Seas: ESE 3 feet at 5 seconds.

Afternoon

Light NE winds with a slight chop. Very small mid period waves.

Winds: NE 6 knots.

Seas: SE 2 feet at 13 seconds.

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16-Day Wind, Waves & Tide Print
Wind
Avg. (kts)
Gust (kts)
Direction
Waves
Avg. (ft)
Peak (ft)
Direction
Per. (sec)
Weather
Precip. (in)
Temp (f)
Pressure (mb)

Tides

4ft
2ft
Sea Level
-2ft
-4ft
Friday 8/21
12am
17
21

NE
2
3

SE
9
3am
15
18

ENE
3
4

ENE
4
6am
13
16

NE
3
3

E
6
9am
21
22

NE
3
4

ENE
4
12pm
25
26

NE
5
6

ENE
5
3pm
24
26

NE
5
7

E
5
6pm
22
25

NNE
5
6

E
6
9pm
21
24

NE
4
6

ESE
5
Saturday 8/22
12am
18
20

NE
4
5

ESE
5
3am
16
17

NNE
4
5

ESE
5
6am
15
16

NNE
3
4

ESE
5
9am
12
12

NNE
3
4

ESE
5
12pm
10
10

NNE
3
3

ESE
5
3pm
4
4

N
2
3

SE
11
6pm
6
6

NE
2
2

SE
13
9pm
9
9

NE
2
2

SE
13

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Friday 8/21
12am
NIGHT_LIGHT_RAIN
0.1
69
1016
3am
NIGHT_LIGHT_RAIN
0
70
1015
-
6am
LIGHT_SHOWERS
0
71
1015
9am
LIGHT_SHOWERS
0
71
1016
-
12pm
OVERCAST
0
70
1016
-
3pm
LIGHT_SHOWERS
0
70
1016
-
6pm
OVERCAST
0
69
1016
9pm
NIGHT_OVERCAST
0
69
1017
-
  • Sunrise: 6:02AM
  • Sunset: 7:40PM
  • Moonrise: 3:36PM
  • Moonset: 11:32PM
  • 60% Waxing Gibbouswaxing gibbous
Saturday 8/22
12am
NIGHT_OVERCAST
0
70
1017
3am
NIGHT_LIGHT_SHOWERS
0
69
1016
-
6am
LIGHT_SHOWERS
0
69
1016
9am
OVERCAST
0
69
1017
-
12pm
LIGHT_SHOWERS
0
69
1017
-
3pm
CLOUDY
0
70
1017
6pm
CLEAR
0
70
1016
-
9pm
NIGHT_CLEAR
0
70
1016
-
  • Sunrise: 6:03AM
  • Sunset: 7:38PM
  • Moonrise: 4:28PM
  • Moonset: 12:17AM
  • 69% Waxing Gibbouswaxing gibbous

Swell - Model Run: 21st Aug, 02:00:AM EDT / Last Updated: 21st Aug, 10:35:AM EDTWeather - Model Run: 21st Aug, 02:00:AM EDT / Last Updated: 21st Aug, 08:02:AM EDT

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