Southwest hawaii

NDBC buoy 51002

Observed , 39 minutes ago

Hazardous

Moderate NNE winds at 16 kn gusting to 19 kn. High seas seas at 10 ft with 11 second dominant period from the E. Water 82°F, air 81°F. This Afternoon: Tropical Storm Conditions Expected S Of 17n And W Of 152w.

It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.

Get Buoycast for iPhone

Wind

Speed

16kn

Gust

19kn

Direction

30° NNE

Trend

Steady

Last 11 hours14 to 23 kn

Waves

11ft

Period

11 s

Direction

86° E

Last 11 hours8.9 to 11 ft

Air temp

81°F

81 to 83°F today

Water temp

82°F

82 to 82°F today

Pressure

1010mbar

Tendency

Easing

3 hour change

-2.2 mbar

Last 11 hours1009 to 1012 mbar

Zone forecast

This Afternoon

Tropical Storm Conditions Expected S Of 17n And W Of 152w. Elsewhere, NE Winds 10 To 20 Kt. Seas 6 To 11 Ft. Isolated Thunderstorms NW Half, Scattered Thunderstorms SE Waters.

Tonight

Tropical Storm Conditions Expected S Of 18n And W Of 152w. Elsewhere, NE Winds 10 To 20 Kt. Seas 6 To 10 Ft. Isolated Thunderstorms NW Half, Scattered Thunderstorms SE Waters.

Thursday

Hurricane Conditions Expected S Of 20n And W Of 152w. Elsewhere, NE Winds 15 To 25 Kt. Seas 7 To 11 Ft. Isolated Thunderstorms SE Waters.

Synopsis

Tropical Storm Nolo will continue to slowly move N through Friday, before turning to the W this weekend, and then NW Monday. Hurricane conditions are expected in the offshore waters south of the Big Island through the end of the week, and then over the SE offshore waters into next week.

NWS zone Hawaiian Offshore Waters

Last 24 hours

Time WindWaves
16 kn NNE11 ft
17 kn NNE11 ft
21 kn NE9.8 ft
17 kn ENE9.5 ft
17 kn ENE8.9 ft

Every 3 hours, over the last 12 hours. Air 81 to 83°F, water 82 to 82°F, pressure 1,009 to 1,012 mbar over the same window.

Common questions

How often does buoy 51002 report?

Wind, temperature and pressure update about every 10 minutes. Wave height and period update about every 30 minutes.

Can I be notified when conditions change at buoy 51002?

Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.

Does this page show NOAA warnings for this area?

Watches, warnings, and advisories for Hawaiian Offshore Waters appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.

Can I see the forecast against what buoy 51002 measured?

This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.

Can I keep buoy 51002 for next time?

Save it as a favorite and Buoycast opens on the buoys you run.

Station 51002
17°04'12" N 157°45'18" W · 3DV50 · owned and maintained by NDBC

Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.