Hawaii County Surf Forecast for March 18, 2021
Forecast for South Big Island and Big Island North and East
HIGH SURF ADVISORY FOR EAST FACING SHORES
Shores | Today | Friday | ||
---|---|---|---|---|
Surf | Surf | |||
AM | PM | AM | PM | |
North Facing | 4-6 | 4-6 | 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 | Mostly cloudy. Occasional showers. | ||||
---|---|---|---|---|---|
High Temperature | In the lower 80s. | ||||
Winds | North winds around 10 mph. | ||||
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Sunrise | 6:25 AM HST. | ||||
Sunset | 6:31 PM HST. |
Weather | Mostly cloudy. Showers likely. | ||||||
---|---|---|---|---|---|---|---|
Low Temperature | In the upper 60s. | ||||||
Winds | North winds 10 to 15 mph. | ||||||
|
Weather | Mostly cloudy. Numerous showers. | ||||
---|---|---|---|---|---|
High Temperature | In the lower 80s. | ||||
Winds | Northeast winds around 10 mph. | ||||
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Sunrise | 6:24 AM HST. | ||||
Sunset | 6:31 PM HST. |
Forecast for Big Island Leeward
Shores | Today | Friday | ||
---|---|---|---|---|
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 |
Swell Summary
A High Surf Advisory (HSA) is in effect for east facing shores through Saturday afternoon due to a north swell and strong trade winds. A small northwest swell is expected next Tuesday. A large northwest swell is possible next Wednesday. Surf will remain small along south facing shores through early next week. Swells from gales near New Zealand may produce a modest rise in surf along the south facing shores starting around the middle of next week.
NORTH EAST
am pm
Surf: Knee to thigh high NNE short period wind swell for the morning with occasional waist sets. This rotates more NE and builds to stomach to shoulder high in the afternoon.
Conditions: Semi choppy with ESE winds 5-10mph in the morning increasing to 10-15mph in the afternoon.
NORTH WEST
am pm
Surf: Small scale (ankle to knee high) surf.
Conditions: Semi 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: Clean in the morning with NE winds less than 5mph. Bumpy/choppy conditions for the afternoon with the winds shifting SSW 10-15mph.
SOUTH EAST
am pm
Surf: Knee high E short period wind swell in the morning builds in the afternoon with occasional sets up to chest high.
Conditions: Sideshore texture/chop with NE winds 10-15mph in the morning shifting ENE 15-20mph in the afternoon.
Data Courtesy of NOAA.gov and SwellInfo.com