High Surf Advisory
2025-12-16T06:00:00-10:00

...HIGH SURF ADVISORY IN EFFECT FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... ...HIGH SURF ADVISORY IN EFFECT FOR WEST FACING SHORES OF THE BIG ISLAND FROM 6 PM THIS EVENING TO 6 AM HST TUESDAY... ...HIGH SURF WARNING CANCELLED FOR WEST FACING SHORES OF THE BIG ISLAND... .A large, medium period north-northwest swell will peak today at High Surf Advisory (HSA) levels along exposed north and west facing shores. The HSA was extended in time through tonight for the islands of Molokai and Maui. The swell will then slowly decline through Tuesday. For west facing shores of the Big Island, predicted surf heights are a bit lower than previously forecast. Therefore, the High Surf Warning was lowered to a High Surf Advisory starting tonight. * WHAT...Dangerously large surf building to 15 to 20 feet along north facing shores and 10 to 14 feet along west facing shores. * WHERE...North and west facing shores of Molokai, and north facing shores of Maui. * WHEN...Until 6 AM HST Tuesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.

Headwaters And Includes All Tributaries To Confluence With Kawainui Stream Paddle Report

Paddle Report

Hawaii

Last Updated: 2025-12-11

The Whitewater River Run at the Headwaters and Includes all of its tributaries to Confluence with Kawainui Stream is a popular destination for kayaking and rafting enthusiasts.

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Summary

The ideal streamflow range for this river is between 200 and 300 cubic feet per second (cfs), which can offer participants an exciting yet safe experience.

The class rating of this river run varies from Class II to Class IV, depending on the segment. The total segment mileage of the Whitewater River Run is approximately 6.2 miles, making it a relatively short yet exhilarating experience. The rapids and obstacles on this river include drops, chutes, and waves that provide a thrilling experience for those who love adventure.

To ensure the safety of participants, specific regulations have been put in place in the area. Kayakers and rafters are required to wear helmets and life jackets at all times while on the river. Additionally, they must adhere to speed limits and avoid disturbing the natural habitat of the river. Participants should also be aware of the potential hazards that may arise due to weather conditions, such as flash floods and strong currents.

In conclusion, the Whitewater River Run at the Headwaters and Includes all of its tributaries to Confluence with Kawainui Stream is a thrilling experience for kayaking and rafting enthusiasts. With its ideal streamflow range, class rating, segment mileage, specific river rapids/obstacles, and regulations, participants can enjoy a safe and exciting adventure on the water.

River Run Details

Last Updated	2025-12-11
River Levels	5 cfs (1.72 ft)
Percent of Normal	30%
Status
Class Level	ii-iv
Elevation	ft
Run Length	1.0 Mi
Streamflow Discharge	cfs
Gauge Height	ft
Reporting Streamgage	USGS 16400000

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High Surf Advisory
Until 2025-12-15T16:45:00-10:00 • National Weather Service
...HIGH SURF ADVISORY IN EFFECT FOR NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI AND NORTH FACING SHORES OF MAUI... ...HIGH SURF ADVISORY IN EFFECT FOR WEST FACING SHORES OF THE BIG ISLAND FROM 6 PM THIS EVENING TO 6 AM HST TUESDAY... ...HIGH SURF WARNING CANCELLED FOR WEST FACING SHORES OF THE BIG ISLAND... .A large, medium period north-northwest swell will peak today at High Surf Advisory (HSA) levels along exposed north and west facing shores. The HSA was extended in time through tonight for the islands of Molokai and Maui. The swell will then slowly decline through Tuesday. For west facing shores of the Big Island, predicted surf heights are a bit lower than previously forecast. Therefore, the High Surf Warning was lowered to a High Surf Advisory starting tonight. * WHAT...Dangerously large surf building to 15 to 20 feet along north facing shores and 10 to 14 feet along west facing shores. * WHERE...North and west facing shores of Molokai, and north facing shores of Maui. * WHEN...Until 6 AM HST Tuesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.