Hawaii County Surf Forecast for November 20, 2025
Forecast for Big Island Windward and Southeast
| Shores | Tonight | Thursday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| PM | AM | AM | PM | |
| North Facing | 3-5 | 4-6 | 4-6 | 4-6 |
| East Facing | 4-6 | 5-7 | 6-8 | 6-8 |
| South Facing | 0-2 | 0-2 | 1-3 | 1-3 |
| Weather | Cloudy. Occasional showers. | |||||
|---|---|---|---|---|---|---|
| Low Temperature | Around 70. | |||||
| Winds | North winds around 5 mph, becoming northeast after midnight. |
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| Weather | Mostly cloudy. Numerous showers. | |||||
|---|---|---|---|---|---|---|
| High Temperature | Around 80. | |||||
| Winds | Northwest winds around 5 mph, becoming east in the afternoon. |
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| Sunrise | 6:31 AM HST. | |||||
| Sunset | 5:40 PM HST. | |||||
Forecast for Big Island Leeward
| Shores | Tonight | Thursday | |||
|---|---|---|---|---|---|
| Surf | Surf | ||||
| PM | AM | AM | PM | ||
| West Facing | 1-3 | 1-3 | 2-4 | 2-4 | |
| South Facing | 0-2 | 0-2 | 1-3 | 1-3 | |
| Weather | Mostly cloudy. Scattered showers. |
|---|---|
| Low Temperature | In the lower 70s. |
| Winds | West winds around 5 mph early in the afternoon, becoming light and variable. |
Swell Summary
An overlapping north and northwest swell will bring advisory conditions to north and west facing shores through midday Thursday. Most of the focus of the north swell will be directed towards Niihau and Kauai. A High Surf Advisory has been posted for Niihau, Kauai, Oahu and Molokai. Both swells will fall through the day Thursday. Another northwest swell pushing surf back near the advisory level Saturday.
Strong trade winds will continue through Thursday, then decline through the weekend. East shore surf will decline as trades weaken over and upstream of the islands. For south shores, tiny background south swell energy will persist.
NORTH EAST
am 
pm
Surf: Small scale (ankle to knee high) surf.
Conditions: Semi choppy with ESE winds 5-10mph in the morning increasing to 10-15mph in the afternoon.
NORTH WEST
am 
pm
Surf: Minimal (ankle high or less) surf.
Conditions: Clean in the early morning with ESE winds less than 5mph. Bumpy/semi bumpy conditions move in during the morning hours with the winds shifting W 5-10mph.
WEST
am 
pm
Surf: Minimal (ankle high or less) surf.
Conditions: Semi glassy in the morning with N winds less than 5mph. Bumpy/semi bumpy conditions for the afternoon with the winds shifting WNW 5-10mph.
SOUTH EAST
am pm
Surf: Small scale (ankle to knee high) surf.
Conditions: Light sideshore texture in the morning with NE winds 10-15mph. This becomes Sideshore texture/chop for the afternoon.
Data Courtesy of NOAA.gov and SwellInfo.com
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