Hawaii County Surf Forecast for March 19, 2021
Forecast for South Big Island and Big Island North and East
HIGH SURF ADVISORY FOR EAST FACING SHORES
| Shores | Today | Saturday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| North Facing | 4-6 | 4-6 | 4-6 | 4-6 |
| East Facing | 7-10 | 7-10 | 7-10 | 7-10 |
| South Facing | 2-4 | 2-4 | 2-4 | 2-4 |
| Weather | Mostly cloudy. Scattered showers. | ||||
|---|---|---|---|---|---|
| High Temperature | In the lower 80s. | ||||
| Winds | North winds around 5 mph. | ||||
|
|||||
| Sunrise | 6:24 AM HST. | ||||
| Sunset | 6:31 PM HST. | ||||
| Weather | Mostly cloudy. Showers and a slight chance of thunderstorms. |
||||
|---|---|---|---|---|---|
| Low Temperature | In the upper 60s. | ||||
| Winds | Northeast winds around 5 mph. | ||||
|
|||||
| Weather | Mostly cloudy. Showers and a slight chance of thunderstorms. |
||||
|---|---|---|---|---|---|
| High Temperature | In the lower 80s. | ||||
| Winds | North winds 5 to 10 mph. | ||||
|
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| Sunrise | 6:24 AM HST. | ||||
| Sunset | 6:31 PM HST. | ||||
Forecast for Big Island Leeward
| Shores | Today | Saturday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| West Facing | 4-6 | 4-6 | 4-6 | 4-6 |
| South Facing | 2-4 | 2-4 | 2-4 | 2-4 |
| Weather | Mostly sunny until 12 PM, then mostly cloudy. Scattered showers and a slight chance of thunderstorms. |
|---|---|
| High Temperature | In the lower 80s. |
| Winds | Northeast winds around 5 mph, becoming southwest in the afternoon. |
| Sunrise | 6:28 AM HST. |
| Sunset | 6:35 PM HST. |
Swell Summary
North and northeasterly swells over the next couple of days, combined with fresh to strong trades will maintain advisory level surf along east facing shores through Sunday. The next significant northwest swell is expected to arrive Wednesday, which could bring advisory level surf to the north and west facing shores.
NORTH EAST
am 
pm 
Surf: Knee to waist high ENE short period wind swell in the morning builds to waist to stomach high for the afternoon.
Conditions: Semi choppy with ESE winds 10-15mph in the morning shifting E for the afternoon.
NORTH WEST
am 
pm 
Surf: Minimal (ankle high or less) surf.
Conditions: Semi glassy in the morning with SSW winds less than 5mph. Semi choppy conditions for the afternoon with the winds shifting WSW 5-10mph. Glassy conditions are expected for the late day with SW winds less than 5mph.
WEST
am pm
Surf: Minimal (ankle high or less) surf.
Conditions: Glassy in the morning with SSE winds less than 5mph. Semi glassy/semi bumpy conditions for the afternoon with the winds shifting W 5-10mph.
SOUTH EAST
am 
pm
Surf: Knee to waist high E short period wind swell in the morning builds to waist to chest high for the afternoon.
Conditions: Light sideshore texture in the morning with NNE winds 5-10mph. Choppy/sideshore current conditions for the afternoon with the winds shifting NE 15-20mph.
Data Courtesy of NOAA.gov and SwellInfo.com
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