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Surf Forecasts:
Magnets surfForecast / Nelson – Tasman Bay / New Zealand
48hr Weather and Surf, issued 11 am Thursday 18 Sep 2025 NZSTForecast update in hr min s Forecast update imminent
Magnets surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Magnets sea temperature is
13.3° C
(Which is slightly warmer than usual)| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 6ft (1.9m) | 8s |
| Afternoon (18 Sep) | 5ft (1.6m) | 8s |
| Evening (18 Sep) | 4.5ft (1.3m) | 8s |
Table - waves today at Magnets. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 8 | 7 | 7 | 7 | 13 | 3 | 8 | 7 | 12 | 7 | 13 | 5 | 5 | 5 | 5 | 6 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 512 | 400 | 343 | 261 | 202 | 116 | 86 | 29 | 28 | 9 | 11 | 0 | 1 | 22 | 20 | 0 | 4 | 16 | 56 | 83 | 51 | 149 | 255 | 524 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | off | cross- off | off | cross | cross- on | cross- on | glass | on | cross- on | cross- on | cross- on | on | on | on | on | on | on | cross- on |
High Tide / height (m) | 6:51AM 2.53 | 7:20PM 2.76 | 7:51AM 2.71 | 8:12PM 2.94 | 8:38AM 2.89 | 8:55PM 3.10 | ||||||||||||||||||
Low Tide / height (m) | 1:04PM 0.81 | 1:42AM 0.65 | 1:59PM 0.61 | 2:29AM 0.45 | 2:43PM 0.43 | 3:07AM 0.28 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:19 | - | - | - | - | - | - | - | 6:20 | - | - | - | - |
 | |  | |  |  | |  |  | | | | | | | | | |  | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | 2 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 15 | 15 | 13 | 11 | 8 | 8 | 8 | 8 | 10 | 10 | 9 | 9 | 9 | 8 | 7 | 9 | 11 | 11 | 11 | 11 | 12 | 12 | 12 |
| Feels °C (?) | 10 | 9 | 10 | 8 | 7 | 4 | 5 | 4 | 5 | 7 | 7 | 6 | 7 | 6 | 5 | 4 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Nelson - Tasman Bay
Continuing clean conditions at Magnets (calm at Nelson East wx 25 km from Magnets). 0.7m 8s swell from the NNW to make surfable waves.
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25 km away, 36 min ago
3 km/h
NW
0.0
13.3
Air / Water (°C)
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