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Surf Forecasts:

Delaware Bay (East end) surfForecast / Nelson – Tasman Bay / New Zealand

information circle12 Day Weather and Surf, issued 5 am Tuesday 16 Sep 2025 NZST
Forecast update in hr  min  s Forecast update imminent
Delaware Bay (East end) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Delaware Bay (East end) sea temperature is
13.2° C
 (Which is slightly warmer than usual)

Best Forecast Surf Conditions for Delaware Bay (East end) this week:

The surf forecast for Delaware Bay (East end) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 18) at 6AM. The primary swell is predicted to be 2.5m and 9s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Delaware Bay (East end) in the next 12 days are 4.0m 10s and forecast to arrive on Sunday (Sep 21) at 3PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.5m 8s period and expected on Thursday (Sep 18) at 3AM.

Wave TypeTime (NZST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Thu 18th Sep)8ft (2.5m) 9s
Best Surf 6AM (Thu 18th Sep)8ft (2.5m) 9s
Most Powerful 3PM (Sun 21st Sep)13ft (4.0m) 10s

Table - best surf conditions forecast for Delaware Bay (East end) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Light rain (total 9mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 6°C on Thu night). Winds increasing (light winds from the WNW on Tue morning, fresh winds from the NW by Wed afternoon).

Days 3-6 Weather Summary Moderate rain (total 18mm), heaviest on Sun afternoon. Very mild (max 14°C on Sun afternoon, min 5°C on Fri night). Winds increasing (calm on Fri morning, fresh winds from the NNW by Sun afternoon).

Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
2
0
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1
NW
1.1
NW
0.2
NNW
1.2
NW
2.4
NW
3
NW
2.1
NNW
1.7
NNW
0.8
N
0.5
N
0.5
N
0.8
NW
1.1
NW
2
NNW
2.2
NNW
3
NNW
4
NNW
2.1
NNW
1.4
NNW
1.7
NNW
1.3
NNW
Period(s) (?)661467899888566681010998
Wave
Graph
(?)Metric surfscale
Energy (?)580209900671439863329308227539912382870889321416202
Wind
(km/h)
5
WNW
10
WNW
15
SW
20
NW
40
NW
35
NW
15
W
20
W
10
S
5
S
15
NNW
10
W
10
W
25
NNW
25
NW
30
NNW
30
NNW
15
NNW
5
WSW
10
NNW
10
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on		cross-
off		cross-
on		cross-
on		cross-
on		crosscrossoffglasscross-
on		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		cross-
on		cross-
off
High Tide
/ height (m)
4:55PM
2.63
5:41AM
2.49
6:20PM
2.67
7:00AM
2.59
7:29PM
2.83
8:01AM
2.78
8:22PM
3.01
8:47AM
2.97
9:05PM
3.17
9:27AM
3.12
9:42PM
3.28
10:02AM
3.24
10:15PM
3.34
Low Tide
/ height (m)
10:23AM
0.95
11:22PM
0.96
11:57AM
0.96
12:49AM
0.85
1:13PM
0.82
1:51AM
0.66
2:09PM
0.62
2:38AM
0.45
2:52PM
0.43
3:17AM
0.28
3:30PM
0.28
3:51AM
0.16
4:04PM
0.18
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Sunrise6:26--6:24--6:22--6:20--6:18--6:18--6:16--
Sunset-6:15--6:16--6:17--6:19--6:20--6:21--6:22-
clear
clear
part cloud
clear
clear
mod rain
part cloud
clear
rain showers
clear
part cloud
part cloud
part cloud
cloud
rain showers
light rain
heavy rain
rain showers
part cloud
clear
clear
Rain (mm)
-----8--1-----13113---
Temp. °C171913161614141510101010121312131414151612
Feels °C (?)151610998101077677768910131310
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Eyeball surf reportRecent Eyeball Surf Reports for Nelson - Tasman Bay

  1. weather stationWind Update Continuing clean conditions at Delaware Bay (East end) (calm at Nelson East wx 19 km from Delaware Bay (East end)). No surfable waves

    1 hour 16 minutes ago Delaware Bay (East end)
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19 km away, 1 h 16 min ago

0 km/h
S
0.0
13.2
Air / Water (°C)
Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Delaware Bay (East end) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Delaware Bay (East end) at:
surf-forecast.com

Information about the Delaware Bay (East end) Surf forecast

The above surf forecast table for Delaware Bay (East end) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Delaware Bay (East end) can be found by selecting the local surf guide option on the grey menu. Our Delaware Bay (East end) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Delaware Bay (East end)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Delaware Bay (East end) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Nelson - Tasman Bay? If you are looking for accommodation near Delaware Bay (East end), camping, hotels and holiday cottages in Nelson - Tasman Bay, consider staying in Nelson which is 21 km (13 miles) away. Alternatively, find information about places to stay and car hire in Blenheim which is 57 km (35 miles) away

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