Avalanche Surf Report & Forecast
Haleiwa, Hawaii
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Current Surf Conditions at Avalanche
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Next Refresh:In 3 days
Fresh data (72h remaining)
🌊 Surf Quality Timeline (Week)
Best windows in greenThu
Fri
Sat
Sun
Mon
Tue
Wed
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🌊 Surf Quality Timeline
Best windows in green12AM6AM12PM6PM11PM
🌬️ WIND
N
E
S
W
11
kt
kt
🌊 SWELL
N
E
S
W
2.3
ft
ft
SWELL
HEIGHT
HEIGHT
2.3ft
SWELL
PERIOD
PERIOD
10s
WIND GUSTS
16kt
AIR TEMP
26°C
SECONDARY
SWELL
SWELL
1.1ft @
12s
12s
PRECIPITATION
0mm
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📊 7-Day Detailed Forecast
Expandable daily forecasts with hourly details| Time | Quality | Swell Height | Period | Swell Dir | Wind Speed | Wind Dir | Gusts | Air Temp | Water Temp | Rain |
|---|---|---|---|---|---|---|---|---|---|---|
| 12:00 AM | EXCELLENT | 2ft | 11s | NNW | 8kt | E | 17kt | 24°C | 27°C | 0mm |
| 1:00 AM | EXCELLENT | 2.1ft | 11s | NNW | 7kt | E | 16kt | 24°C | 27°C | 0mm |
| 2:00 AM | EXCELLENT | 2.3ft | 11s | NNW | 7kt | E | 16kt | 24°C | 28°C | 0mm |
| 3:00 AM | EXCELLENT | 2.3ft | 11s | NNW | 6kt | ENE | 16kt | 24°C | 28°C | 0mm |
| 4:00 AM | EXCELLENT | 2.3ft | 11s | NNW | 6kt | ENE | 16kt | 23°C | 28°C | 0mm |
| 5:00 AM | EXCELLENT | 2.3ft | 11s | NNW | 6kt | ENE | 16kt | 23°C | 28°C | 0mm |
| 6:00 AM | EXCELLENT | 2.3ft | 10s | NNW | 7kt | ENE | 16kt | 24°C | 28°C | 0mm |
| 7:00 AM | EXCELLENT | 2.3ft | 10s | NNW | 8kt | ENE | 16kt | 24°C | 28°C | 0mm |
| 8:00 AM | GOOD | 2.3ft | 10s | NNW | 9kt | ENE | 16kt | 25°C | 28°C | 0mm |
| 9:00 AM | GOOD | 2.3ft | 10s | NNW | 10kt | ENE | 16kt | 26°C | 28°C | 0mm |
| 10:00 AM | FAIR | 2.3ft | 10s | NNW | 11kt | ENE | 16kt | 26°C | 28°C | 0mm |
| 11:00 AM | FAIR | 2.3ft | 10s | NNW | 12kt | ENE | 16kt | 27°C | 28°C | 0mm |
| 12:00 PM | FAIR | 2.3ft | 10s | NNW | 11kt | ENE | 15kt | 27°C | 28°C | 0mm |
| 1:00 PM | FAIR | 2.3ft | 10s | NNW | 11kt | ENE | 15kt | 27°C | 28°C | 0mm |
| 2:00 PM | FAIR | 2.3ft | 10s | NNW | 10kt | ENE | 14kt | 28°C | 28°C | 0mm |
| 3:00 PM | FAIR | 2.3ft | 10s | NNW | 10kt | ENE | 15kt | 27°C | 28°C | 0mm |
| 4:00 PM | FAIR | 2.3ft | 10s | NNW | 10kt | ENE | 15kt | 26°C | 28°C | 0mm |
| 5:00 PM | GOOD | 2.3ft | 10s | NNW | 10kt | ENE | 16kt | 25°C | 28°C | 0mm |
| 6:00 PM | GOOD | 2.3ft | 10s | NNW | 9kt | ENE | 16kt | 25°C | 28°C | 0mm |
| 7:00 PM | GOOD | 2.2ft | 10s | NNW | 9kt | ENE | 17kt | 24°C | 28°C | 0mm |
| 8:00 PM | GOOD | 2.2ft | 10s | NNW | 8kt | ENE | 17kt | 24°C | 28°C | 0mm |
| 9:00 PM | EXCELLENT | 2.2ft | 10s | NNW | 8kt | ENE | 17kt | 24°C | 28°C | 0mm |
| 10:00 PM | EXCELLENT | 2.2ft | 10s | NNW | 7kt | ENE | 17kt | 24°C | 28°C | 0mm |
| 11:00 PM | EXCELLENT | 2.2ft | 10s | NNW | 7kt | ENE | 16kt | 23°C | 28°C | 0mm |
Friday
Sep 25POOR5 excellent hours
🌊 1.7-2.1ft 💨 7-12kt 🌡️ 23-25°C
Saturday
Sep 26POORCheck individual hours
🌊 1.5-1.7ft 💨 13-16kt 🌡️ 23-26°C
Sunday
Sep 27POORCheck individual hours
🌊 1.4-1.6ft 💨 16-18kt 🌡️ 22-26°C
Monday
Sep 28POORCheck individual hours
🌊 1.6-1.8ft 💨 12-17kt 🌡️ 22-27°C
Tuesday
Sep 29FAIR4 excellent hours
🌊 1.7-2.7ft 💨 7-13kt 🌡️ 23-27°C
Wednesday
Sep 30GOOD13 good hours
🌊 2.5-2.9ft 💨 6-11kt 🌡️ 23-26°C
Forecast Summary
Best Day:Check forecast for optimal conditions
Average Swell:2.1ft @ 10s
Wind Conditions:6-12kt E
Water Temperature:27-28°C
Local Knowledge & Surf Guide
Local Knowledge
Avalanche on Oahu is an exposed left-hand reef break known for its dependable surf during the winter months, with November offering the most consistent clean waves. It works best when northwest groundswells combine with offshore winds from the east-southeast. While summer tends to be flat, groundswells are more frequent than windswells throughout the year. The spot is rarely crowded, but surfers should be cautious of rips, sharks, and rocks.
Best Swell Direction: N
Bottom Type: Reef
Location: Village: Haleiwa | Neighborhood: Old Town Haleʻiwa | County: Honolulu County | State: Hawaii | Country: United States | Postcode: 96712 | Road: Hale'iwa Road | Full Address: Hale'iwa Road, Old Town Haleʻiwa, Haleiwa, Honolulu County, Hawaii, 96712, United States
Ideal Conditions
This spot performs best under these specific conditions. Forecasts take these into account when rating surf quality.
Ideal Swell DirectionNW
Ideal Wind DirectionESE
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