Hawaii County Surf Forecast for September 20, 2022
Forecast for Big Island Windward and Southeast
| Shores | Today | Wednesday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| North Facing | 2-4 | 3-5 | 2-4 | 2-4 |
| East Facing | 3-5 | 2-4 | 1-3 | 1-3 |
| South Facing | 2-4 | 2-4 | 4-6 | 4-6 |
| Weather | Partly sunny. Scattered showers. | ||||
|---|---|---|---|---|---|
| High Temperature | In the mid 80s. | ||||
| Winds | Northwest winds around 5 mph, becoming northeast in the afternoon. |
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| Sunrise | 6:08 AM HST. | ||||
| Sunset | 6:19 PM HST. | ||||
| Weather | Mostly cloudy. Showers likely. | |||||
|---|---|---|---|---|---|---|
| Low Temperature | In the lower 70s. | |||||
| Winds | Northeast winds around 10 mph. | |||||
|
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| Weather | Partly sunny. Scattered showers. | |||||
|---|---|---|---|---|---|---|
| High Temperature | In the mid 80s. | |||||
| Winds | Northeast winds around 10 mph. | |||||
|
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| Sunrise | 6:09 AM HST. | |||||
| Sunset | 6:18 PM HST. | |||||
Forecast for Big Island Leeward
| Shores | Today | Wednesday | ||
|---|---|---|---|---|
| Surf | Surf | |||
| AM | PM | AM | PM | |
| West Facing | 1-3 | 1-3 | 1-3 | 1-3 |
| South Facing | 1-3 | 2-4 | 4-6 | 4-6 |
| Weather | Mostly cloudy until 12 AM, then partly cloudy. Isolated showers. |
|---|---|
| Low Temperature | In the upper 60s. |
| Winds | Southwest winds around 5 mph, becoming east after midnight. |
Swell Summary
Small, short period south and southeast swells will continue to decline today. A moderate, long-period south swell will arrive later this afternoon and move through the islands through the end of the week. A small northwest swell will fill in today, then decline through Wednesday. Strengthened trade winds will support elevated wind wave surf along east-facing shores today, then lower during the second half of the week as trades diminish.
NORTH EAST
am 
pm 
Surf: Small scale (ankle to knee high) surf.
Conditions: Light sideshore texture in the morning with SSE winds 10-15mph. Choppy/disorganized conditions for the afternoon with the winds shifting ESE 15-20mph.
NORTH WEST
am 
pm
Surf: Minimal (ankle high or less) surf.
Conditions: Glassy in the morning with ENE winds less than 5mph. Sideshore texture/chop conditions for the afternoon with the winds shifting SW 10-15mph.
WEST
am pm
Surf: Minimal (ankle high or less) surf.
Conditions: Glassy in the morning with NNE winds less than 5mph. Semi glassy/semi bumpy conditions for the afternoon with the winds shifting to the W.
SOUTH EAST
am pm
Surf: Small scale (ankle to knee high) surf.
Conditions: Fairly clean in the morning with N winds 5-10mph. Light sideshore texture conditions for the afternoon with the winds shifting to the NE.
Data Courtesy of NOAA.gov and SwellInfo.com
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