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Marine Forecast for 37º S / 173.75º E

Model Cycle 2021 MAY 17 18Z Time Zone: GMT + 12 Hours
Forecast Key:
Conditions suitable for most marine activities
Caution. Small craft advisory
Hazardous conditions. Use extreme caution
Wednesday 5/19
Morning

Very windy with large choppy seas. Small craft advisory. Very large long period swell.

Winds: WSW 21 to 28 knots.

Seas: SW 19 feet at 14 seconds.

Afternoon

Very windy with large choppy seas. Small craft advisory. Very large long period swell.

Winds: WSW 21 to 29 knots.

Seas: SW 17 feet at 15 seconds.
Thursday 5/20
Morning

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

Winds: SW 12 to 16 knots.

Seas: SW 12 feet at 14 seconds.

Afternoon

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

Winds: WSW 9 to 12 knots.

Seas: SW 10 feet at 14 seconds.
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Wind & Wave Forecast for 37º S / 173.75º E

Tue
12pm		 Tue
6pm		 Wed
12am		 Wed
6am		 Wed
12pm		 Wed
6pm		 Thu
12am		 Thu
6am
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7-day forecasts.

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WIND
RANGE
(knots)

GUST
AVG
35
26
32
24
33
24
28
21
29
21
27
20
20
15
16
12
WIND DIRECTION
WSW
WSW
WSW
WSW
WSW
SW
SW
SW
WAVE
HEIGHTS
(ft)

MAX
AVG
18
14
21
16
24
19
25
19
23
17
21
16
19
15
16
12
PERIOD 9 11 12 14 15 15 15 14
PRIMARY DIRECTION
WSW
WSW
SW
SW
SW
SW
SW
SW

Tide Forecast for 37° S / 173.75° E Relative to Mean Sea Level

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Historical Data