Hawaii County Surf Forecast for March 17, 2021
Forecast for South Big Island and Big Island North and East
HIGH SURF ADVISORY FOR EAST FACING SHORES
| Shores | Today | Thursday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| North Facing | 1-3 | 1-3 | 4-6 | 4-6 |
| East Facing | 6-8 | 6-8 | 6-8 | 6-8 |
| South Facing | 2-4 | 2-4 | 2-4 | 2-4 |
| Weather | Partly sunny. Scattered showers. | |||||
|---|---|---|---|---|---|---|
| High Temperature | Around 80. | |||||
| Winds | Northeast winds around 15 mph. | |||||
|
||||||
| Sunrise | 6:26 AM HST. | |||||
| Sunset | 6:31 PM HST. | |||||
| Weather | Partly cloudy. Scattered showers. | |||||
|---|---|---|---|---|---|---|
| Low Temperature | In the mid 60s. | |||||
| Winds | North winds around 10 mph. | |||||
|
||||||
| Weather | Partly sunny. Scattered showers. | ||||
|---|---|---|---|---|---|
| High Temperature | Around 80. | ||||
| Winds | North winds 5 to 10 mph. | ||||
|
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| Sunrise | 6:25 AM HST. | ||||
| Sunset | 6:31 PM HST. | ||||
Forecast for Big Island Leeward
| Shores | Today | Thursday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| West Facing | 2-4 | 2-4 | 1-3 | 1-3 |
| South Facing | 2-4 | 2-4 | 2-4 | 2-4 |
Swell Summary
A lingering northeast swell and strong trade winds will maintain large surf along east facing shores. A High Surf Advisory remains in effect for the east-facing shores through this evening. The northeast swell is subsiding, but the trade winds will strengthen through the end of the week. A moderate northwest swell will build today and hold through the end of the week. Surf will remain small along south facing shores.
NORTH EAST
am 
pm 
Surf: Knee to waist high short period wind swell with occasional stomach sets. The swell will be coming from the N in the morning and shift to the NNE during the day.
Conditions: Bumpy/choppy with ENE winds 10-15mph in the morning shifting NE 5-10mph in the afternoon.
NORTH WEST
am 
pm 
Surf: Ankle to knee high N short period wind swell.
Conditions: Sideshore texture/chop in the morning with NE winds 5-10mph. Semi glassy/semi bumpy conditions for the afternoon with the winds shifting W less than 5mph. Clean conditions are expected for the late day with ESE winds less than 5mph.
WEST
am 
pm
Surf: Minimal (ankle high or less) surf.
Conditions: Semi glassy in the morning with NNW winds less than 5mph. Semi choppy conditions for the afternoon with the winds shifting S 10-15mph. Glassy conditions are expected for the late day with N winds less than 5mph.
SOUTH EAST
am pm
Surf: Small scale (ankle to knee high) surf.
Conditions: Light sideshore texture in the morning with NNE winds 10-15mph. This becomes Sideshore texture/chop for the afternoon.
Data Courtesy of NOAA.gov and SwellInfo.com
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