Surf Forecasts:
How big are the waves at Inside Poipu today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 5ft (1.5m), 7s period with E swell.
- Evening surf: Evening surf (18 Jul, local time) - 5ft (1.6m), 7s period with E swell.
The current surf forecast for Inside Poipu at 9PM is: 1.6m 7s primary swell from a East direction and 0.6m 8s secondary swell from a Southeast direction, 0.5m 14s secondary swell from a South direction (forecast issued at 01:00pm July 18). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2.5ft (0.7m) | 14s |
| Afternoon (18 Jul) | 5ft (1.5m) | 7s |
| Evening (18 Jul) | 5ft (1.6m) | 7s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat afternoon, min 23°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 14 | E 7 | E 7 | E 7 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 6 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | S 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 204 | 210 | 233 | 269 | 302 | 273 | 251 | 257 | 251 | 257 | 126 | 202 | 177 | 157 | 157 | 159 | 178 | 196 | 191 | 193 | 181 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross |
High Tide | 6:35PM0.59m | 8:06AM0.44m | 6:59PM0.51m | 9:26AM0.48m | 7:14PM0.44m | ||||||||||||||||
Low Tide | 12:02PM0.22m | 1:37AM0.12m | 1:06PM0.30m | 2:08AM0.12m | 2:43PM0.37m | ||||||||||||||||
 |  | |  | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 24 | 24 | 23 | 23 | 24 | 26 | 26 | 26 | 24 | 24 | 23 | 23 | 24 | 26 | 27 | 26 | 24 | 24 |
Feels °C | 26 | 25 | 25 | 23 | 24 | 22 | 23 | 23 | 24 | 24 | 25 | 23 | 24 | 23 | 23 | 23 | 24 | 25 | 24 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | S 13 | S 13 | SE 7 | S 11 | S 11 | S 11 | S 11 | S 11 | S 16 | S 16 | S 16 | S 16 |
| kJ | 204 | 210 | 213 | 57 | 57 | 58 | 59 | 61 | 59 | 85 | 87 | 13 | 64 | 65 | 64 | 64 | 66 | 190 | 134 | 131 | 177 |
Swell 2 Height (m) Direction Period (s) | W 13 | W 13 | SE 8 | S 14 | S 12 | S 12 | SSW 12 | S 12 | S 13 | SE 8 | SE 8 | S 18 | SE 7 | SSE 18 | SSE 18 | S 17 | S 16 | SSW 11 | SSW 10 | SSW 10 | SSW 10 |
| kJ | 87 | 87 | 34 | 104 | 73 | 73 | 85 | 75 | 115 | 35 | 29 | 105 | 16 | 106 | 103 | 147 | 137 | 64 | 60 | 41 | 35 |
Swell 3 Height (m) Direction Period (s) | SE 8 | SE 9 | W 13 | SSW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | S 19 | S 19 | SSW 11 | SSE 18 | SE 6 | SE 6 | SE 6 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 |
| kJ | 16 | 26 | 86 | 47 | 50 | 49 | 48 | 48 | 49 | 116 | 113 | 23 | 107 | 15 | 14 | 8 | 82 | 81 | 80 | 75 | 69 |
Wind waves Height (m) Direction Period (s) | ENE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 6 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 175 | 206 | 233 | 269 | 302 | 273 | 251 | 257 | 251 | 257 | 126 | 202 | 177 | 157 | 157 | 159 | 178 | 196 | 191 | 193 | 181 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 22 | 22 | 22 | 5 | 5 | 5 | 5 | 5 | 5 | 22 | 5 | 5 | 5 | 5 | 5 | 5 | 22 | 22 | 5 | 5 | 5 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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