Session Details
Jan Hattuma
Tuesday 22 September 2026
Average speed
16.16 kts (19.07 17.09 14.98 14.86 14.79)
100m
18.94 kts
250m
16.8 kts
500m
14.3 kts
½ hour
4.6 kts
Hour
3.02 kts
Duration
00:49:34
Naut. Mile
0 kts
Alpha
0 kts
Distance
6.08 km
Wind
12 knots
Gust
14 knots
Direction
W ( 270)
I tried at the basin believing there was enough water and wind. But neither was true. A couple of runs was all. My conclusion is that with a 38 fin I need a HT of 4.2m.
Wind Observation
| 🕐 | 7h | 8h | 9h | 10h | 11h | 12h | 13h | 14h | 15h | 16h | 17h | 18h | 19h |
| ↗ | |||||||||||||
| kts | 6 | 8 | 7 | 9 | 10 | 12 | 12 | 14 | 12 | 12 | 11 | 12 | 8 |
| kts* | 12 | 15 | 14 | 17 | 21 | 24 | 24 | 19 | 25 | 21 | 18 | 20 | 12 |
| °C | 12° | 14° | 15° | 19° | 20° | 20° | 22° | 22° | 23° | 19° | 19° | 17° | 18° |
| Time | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Direction | |||||||||||||
| Wind | 6 | 8 | 7 | 9 | 10 | 12 | 12 | 14 | 12 | 12 | 11 | 12 | 8 |
| Gust | 12 | 15 | 14 | 17 | 21 | 24 | 24 | 19 | 25 | 21 | 18 | 20 | 12 |
| Degrees | 248° | 225° | 225° | 203° | 225° | 225° | 225° | 225° | 248° | 248° | 225° | 248° | 225° |
