When should you surf Ostional today?
The day's peak has passed, but a decent window remains around 10h with a 43/100 score. Always check wind, tide and your level before paddling out.
Surf today
Ostional surf today, Friday 16 October
Session score, waves, wind, tide and best time today for Ostional (Guanacaste).
Best score today
905h05
Now
4310:00
Waves
1.4 m
15 s
Wind
5 km/h
Side-onshore · W
Tide
▲ 05:00 · ▼ 12:00 · ▲ 18:00
range 1.7 m
Light
05:31 → 17:25
Best windows today
5h0590/100
1.4 m · 13 s · 2 km/h
6h79/100
1.4 m · 13 s · 7 km/h
7h74/100
1.4 m · 13 s · 6 km/h
Hour-by-hour forecast
| Hour | Score | Waves | Wind | Tide |
|---|---|---|---|---|
| 00:00 | 43 | 1.4 m · 13 s | 6 km/h · SE | tide rising ↑ |
| 01:00 | 53 | 1.4 m · 13 s | 2 km/h · SE | tide rising ↑ |
| 02:00 | 74 | 1.4 m · 13 s | 3 km/h · SE | tide rising ↑ |
| 03:00 | 85 | 1.4 m · 13 s | 2 km/h · E | tide rising ↑ |
| 04:00 | 85 | 1.4 m · 13 s | 3 km/h · NE | tide rising ↑ |
| 05:00 | 90 | 1.4 m · 13 s | 2 km/h · NE | tide rising ↑ |
| 06:00 | 79 | 1.4 m · 13 s | 7 km/h · N | tide falling ↓ |
| 07:00 | 74 | 1.4 m · 13 s | 6 km/h · N | tide falling ↓ |
| 08:00 | 45 | 1.3 m · 13 s | 4 km/h · NW | tide falling ↓ |
| 09:00 | 53 | 1.3 m · 13 s | 1 km/h · W | tide falling ↓ |
| 10:00 | 43 | 1.3 m · 13 s | 4 km/h · NW | tide falling ↓ |
| 11:00 | 21 | 1.4 m · 14 s | 7 km/h · SW | tide falling ↓ |
| 12:00 | 21 | 1.4 m · 14 s | 8 km/h · W | tide rising ↑ |
| 13:00 | — | 1.4 m · 14 s | 12 km/h · W | tide rising ↑ |
| 14:00 | — | 1.4 m · 14 s | 9 km/h · W | tide rising ↑ |
| 15:00 | 21 | 1.4 m · 14 s | 9 km/h · W | tide rising ↑ |
| 16:00 | 21 | 1.4 m · 14 s | 8 km/h · W | tide rising ↑ |
| 17:00 | 21 | 1.4 m · 14 s | 6 km/h · W | tide rising ↑ |
| 18:00 | 64 | 1.4 m · 14 s | 3 km/h · NW | tide falling ↓ |
| 19:00 | 64 | 1.4 m · 14 s | 2 km/h · NW | tide falling ↓ |
| 20:00 | 74 | 1.4 m · 14 s | 3 km/h · S | tide falling ↓ |
| 21:00 | 64 | 1.4 m · 14 s | 6 km/h · S | tide falling ↓ |
| 22:00 | 50 | 1.4 m · 14 s | 2 km/h · S | tide falling ↓ |
| 23:00 | 70 | 1.4 m · 15 s | 3 km/h · SE | tide falling ↓ |
Today FAQs
What is the tide at Ostional today?
Today's main tide markers are ▲ 05:00 · ▼ 12:00 · ▲ 18:00. The right window also depends on the bank and swell direction.
Is Ostional suitable for beginners today?
Check the score, effective wave size and wind. If swell or current is building, choose a surf school or a more sheltered spot than Ostional.