NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station NWWH1 - Search and Rescue Data

1611400 - Nawiliwili, HI
21.954 N 159.353 W (21°57'13" N 159°21'11" W)


Average surface winds - six hour block.

Date (UTC) Average
Wind Dir
(True)
Average
Wind Spd
(Knots)
Wind
Obs
Average
Seas
(Feet)
Wave
Obs
Air Temp.
(Degrees F.)
Air Temp.
Obs
Water Temp.
(Degrees F.)
Water Temp.
Obs
2025-04-01 1200Z191460-077427860
2025-04-01 0600Z157660-077487860
2025-04-01 0000Z152953-078448153
2025-03-31 1800Z163560-074487960
2025-03-31 1200Z271357-070457860
2025-03-31 0600Z209458-075417960
2025-03-31 0000Z145760-079437960
2025-03-30 1800Z240260-071457860
2025-03-30 1200Z263560-068437960
2025-03-30 0600Z349160-075387958
2025-03-30 0000Z106660-078547760
2025-03-29 1800Z240260-071487760
2025-03-29 1200Z270560-068437760
2025-03-29 0600Z261460-075487854
2025-03-29 0000Z174960-078457960
2025-03-28 1800Z215260-070427960
2025-03-28 1200Z265560-067457960
2025-03-28 0600Z210360-074427960
2025-03-28 0000Z141860-078457960
2025-03-27 1800Z234158-072407860

The six-hour averages are calculated as follows:

  • The 0000Z average uses data from 2100Z to 0259Z.
  • The 0600Z average uses data from 0300Z to 0859Z.
  • The 1200Z average uses data from 0900Z to 1459Z.
  • The 1800Z average uses data from 1500Z to 2059Z.

Display all available SAR data (up to 45 days)

Display NWWH1 station page