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Marine Forecast for 40º S / 73.75º W

Model Cycle 2021 APR 21 00Z Time Zone: GMT - 4 Hours
Forecast Key:
Conditions suitable for most marine activities
Caution. Small craft advisory
Hazardous conditions. Use extreme caution
Wednesday 4/21
Morning

Light winds with a slight chop. Moderate long period swell.

Seas: WSW 2.4 to 3.1 meters at 13 seconds.

Winds: S 9 to 13 knots.

Afternoon

Breezy whitecapping conditions with moderate choppy seas. Moderate long period swell.

Seas: WSW 2.2 to 2.9 meters at 12 seconds.

Winds: SSW 11 to 15 knots.
Thursday 4/22
Morning

Light winds with a slight chop. Small long period swell.

Seas: SW 1.2 to 1.6 meters at 11 seconds.

Winds: NE 7 to 9 knots.

Afternoon

Breezy whitecapping conditions with moderate choppy seas. Small long period swell.

Seas: WSW 1.6 to 2 meters at 14 seconds.

Winds: NNE 12 to 16 knots.
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Wind & Wave Forecast for 40º S / 73.75º W

Wed
2am		 Wed
8am		 Wed
2pm		 Wed
8pm		 Thu
2am		 Thu
8am		 Thu
2pm		 Thu
8pm
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7-day forecasts.

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WIND
RANGE
(knots)

GUST
AVG
10
8
13
9
15
11
17
12
7
5
9
7
16
12
16
12
WIND DIRECTION
S
S
SSW
SSW
S
NE
NNE
NNE
WAVE
HEIGHTS
(m)

MAX
AVG
3.3
2.5
3.1
2.4
2.9
2.2
2.4
1.8
1.8
1.4
1.6
1.2
2
1.6
2.7
2.1
PERIOD 13 13 12 12 11 11 14 12
PRIMARY DIRECTION
WSW
WSW
WSW
SW
WSW
SW
WSW
WSW

Tide Forecast for 40° S / 73.75° W Relative to Mean Sea Level

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Historical Data