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Sponge bay Surf Forecast
/ Gisborne and Mahia (37 surf breaks) /
Surf Forecasts:
Sponge bay surfForecast / Gisborne and Mahia / New Zealand
48hr Weather and Surf, issued 11 am Monday 20 Apr 2026 NZSTForecast update in hr min s Forecast update imminent
Sponge bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sponge bay sea temperature is
17.4° C
(Which is slightly cooler than normal)How big are the waves at Sponge bay today?
The current surf forecast for Sponge bay at 7PM is: 0.1m 14s primary swell from a South direction and 0.1m 8s secondary swell from a South direction, 0.2m 4s secondary swell from a South-southwest direction (forecast issued at 11:00am April 20). An open ocean swell of 0.7m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 0.5ft (0.1m) | 14s |
| Afternoon (20 Apr) | 0.5ft (0.1m) | 14s |
| Evening (20 Apr) | 0.5ft (0.1m) | 8s |
Table - waves today at Sponge bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 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) (?) | 14 | 8 | 14 | 14 | 8 | 4 | 4 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 1 | 4 | 4 | 3 | 3 | 2 | 35 | 227 | 310 | 389 | 550 | 595 | 1672 | 5603 | 4988 | 4117 | 3625 | 3449 | 3277 | 2987 | 2829 | 2285 | 2790 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | off | glass | cross- on | glass | glass | glass | cross | cross- off | cross- off | cross | cross | cross- on | on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:39AM 2.06 | 8:12PM 2.13 | 8:33AM 2.02 | 9:06PM 2.11 | 9:31AM 1.97 | 10:03PM 2.06 | ||||||||||||||||||
Low Tide / height (m) | 1:57PM 0.33 | 2:28AM 0.45 | 2:49PM 0.38 | 3:25AM 0.49 | 3:45PM 0.46 | 4:22AM 0.56 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - |
| Sunset | - | - | 5:32 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:30 | - | - | - | - | - |
 |  |  |  |  | |  | | |  | | |  |  | | |  | | | | | | | | |
Rain (mm) | - | 1 | - | - | 1 | 2 | 2 | - | - | - | - | - | - | 6 | 7 | 7 | 1 | - | - | - | 1 | 1 | - | - |
| Temp. °C | 16 | 19 | 20 | 17 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 15 | 14 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
| Feels °C (?) | 16 | 19 | 20 | 16 | 15 | 15 | 14 | 13 | 12 | 14 | 12 | 13 | 11 | 3 | 2 | 1 | 5 | 4 | 5 | 5 | 4 | 6 | 6 | 7 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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