Surf Forecasts:
How big are the waves at Midshore Bay today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 2.5ft (0.7m), 9s period with SSE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 4ft (1.2m), 11s period with SE swell.
- Evening surf: Evening surf (18 Aug, local time) - 5ft (1.5m), 13s period with SE swell.
The current surf forecast for Midshore Bay at 2PM is: 1.1m 11s primary swell from a Southeast direction and 0.4m 10s secondary swell from a East direction, 0.8m 4s secondary swell from a South-southwest direction (forecast issued at 11:00am August 18). The wind direction is predicted to be cross-onshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 2.5ft (0.7m) | 9s |
| Afternoon (18 Aug) | 4ft (1.2m) | 11s |
| Evening (18 Aug) | 5ft (1.5m) | 13s |
Table - waves today at Midshore Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 11°C on Tue morning, min 6°C on Thu night). Winds decreasing (strong winds from the SSW on Tue afternoon, calm by Wed afternoon). | |||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSE 9 | SSE 10 | SE 11 | SE 12 | SE 13 | SE 14 | SE 15 | SE 16 | SE 15 | SE 15 | SSE 14 | ESE 9 | ESE 9 | SE 8 | SE 8 | SE 9 | ESE 9 | ESE 9 | SE 17 | SSE 17 | SSE 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 78 | 130 | 360 | 488 | 712 | 821 | 1028 | 864 | 744 | 223 | 138 | 96 | 96 | 65 | 64 | 79 | 45 | 45 | 74 | 108 | 105 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | glassy | glassy | cross | cross | glassy | glassy | glassy | cross | cross-off | cross-off |
High Tide | 8:55AM1.86m | 9:18PM1.81m | 9:50AM1.81m | 10:13PM1.73m | 10:45AM1.77m | ||||||||||||||||
Low Tide | 3:11PM0.27m | 3:35AM0.27m | 4:04PM0.36m | 4:25AM0.34m | 4:56PM0.42m | ||||||||||||||||
 | |  |  | | |  | |  | | |  | | | | | | | | | | |
 | 7:18 | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 11 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 11 | 10 | 9 | 7 | 7 | 7 | 8 | 9 | 10 | 8 | 8 |
Feels °C | 2 | 2 | 0 | 1 | 2 | 3 | 4 | 4 | 5 | 6 | 9 | 8 | 7 | 4 | 5 | 5 | 6 | 7 | 6 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | SSE 9 | SSE 10 | SE 11 | SE 12 | SE 13 | SE 14 | SE 15 | SE 16 | SE 15 | ESE 9 | E 9 | ESE 9 | ESE 9 | SE 8 | SE 8 | SE 9 | ESE 9 | ESE 9 | ESE 8 | SSE 17 | SSE 16 |
| kJ | 78 | 130 | 360 | 488 | 712 | 821 | 1028 | 864 | 744 | 138 | 56 | 96 | 96 | 65 | 64 | 79 | 45 | 45 | 40 | 108 | 105 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 12 | E 12 | E 11 | SE 15 | SE 9 | SSE 14 | SE 14 | SSE 13 | E 9 | ESE 12 | SSE 8 | SE 11 | SE 17 | ESE 8 | ESE 9 |
| kJ | 69 | 49 | 33 | 20 | 21 | 9 | 25 | 11 | 2 | 223 | 62 | 79 | 46 | 33 | 7 | 14 | 14 | 33 | 74 | 27 | 25 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | SE 9 | — | — | E 12 | — | E 15 | ESE 12 | E 11 | ESE 14 | SSE 14 | ESE 13 | ESE 13 | E 9 | SSE 12 | SE 17 | SSE 11 | SSE 17 | SSE 11 | ESE 13 | ESE 13 |
| kJ | 8 | 3 | — | — | 11 | — | 5 | 14 | 9 | 20 | 138 | 17 | 16 | 16 | 14 | 12 | 13 | 28 | 23 | 17 | 16 |
Wind waves Height (m) Direction Period (s) | SW 3 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SW 3 | SSW 3 | WSW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 16 | 20 | 12 | 9 | 4 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 40 | 32 | 40 | 156 | 172 | 156 | 44 | 40 | 40 | 9 | 9 | 9 | 32 | 19 | 0 | 9 | 9 | 0 | 0 | 0 | 19 |
Best forecast wave conditions in Canterbury | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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