40th Street surfForecast / Florida – South / USA

information circle12 Day Weather and Surf, issued 6 am Friday 02 Jan 2026 EST
Forecast update in hr  min  s Forecast update imminent
40th Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 40th Street sea temperature is
25.3° C
(Which is 1.7°C warmer than normal for this time of year)


Best Forecast Surf Conditions for 40th Street this week:

The surf forecast for 40th Street over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jan 06) at 1AM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.1m and 7s. Another secondary swell of 0.1m and 7s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at 40th Street in the next 12 days are 0.9m 8s and forecast to arrive on Tuesday (Jan 06) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Saturday (Jan 03) at 10PM.

Wave TypeTime (EST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Tue 6th Jan)3ft (0.9m) 8s
Best Surf 1AM (Tue 6th Jan)3ft (0.9m) 8s
Most Powerful 1AM (Tue 6th Jan)3ft (0.9m) 8s

Table - best surf conditions forecast for 40th Street over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Some drizzle, heaviest during Sun night. Warm (max 26°C on Sun afternoon, min 15°C on Fri morning). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 4mm), mostly falling on Mon night. Warm (max 24°C on Tue afternoon, min 20°C on Mon night). Wind will be generally light.

Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
N
0.4
N
0.3
NE
0.3
NE
0.3
NE
0.3
NE
0.3
NE
0.1
NE
0.1
NE
0.7
NNE
0.8
NNE
0.9
NNE
0.9
NE
0.7
NE
0.8
NE
0.6
NE
0.3
NE
0.3
NE
0.3
NE
0.4
NE
0.3
NE
Period(s) (?)651412121212121157888771413131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1193024242322551961112956764303328275923
Wind
(km/h)
5
NW
5
S
10
WSW
10
WSW
15
SSW
15
SW
20
WSW
10
NNW
10
E
15
E
15
ESE
10
S
5
SW
10
SE
10
SSW
5
NNW
15
ESE
15
SSE
15
SE
15
ESE
20
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
glassoffoffcross-
off
cross-
off
cross-
off
cross-
off
ononcross-
on
cross-
off
glasscross-
on
cross-
off
glassoncross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
7:13PM
0.86
8:00AM
0.94
8:07PM
0.88
8:49AM
0.94
8:59PM
0.88
9:35AM
0.93
9:50PM
0.87
10:21AM
0.90
10:40PM
0.83
11:05AM
0.85
11:30PM
0.79
11:49AM
0.80
12:21AM
0.74
Low Tide
/ height (m)
1:09PM
-0.01
1:31AM
-0.24
2:02PM
-0.05
2:23AM
-0.24
2:54PM
-0.07
3:14AM
-0.21
3:45PM
-0.08
4:05AM
-0.16
4:36PM
-0.08
4:55AM
-0.09
5:27PM
-0.06
5:46AM
-0.02
6:18PM
-0.04
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Thursday
08
Sunrise7:07--7:07--7:07--7:09--7:09--7:09--7:09--
Sunset-5:38--5:39--5:40--5:42--5:42--5:43--5:44-
clear
cloud
clear
clear
part cloud
clear
clear
cloud
rain showers
clear
clear
rain showers
clear
clear
clear
clear
clear
rain showers
clear
clear
clear
Rain (mm)
--------1--2-----2---
Temp. °C182019202218252623232322232423232324242423
Feels °C (?)161817181916232524222322242423242325242423
  • 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

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Information about the 40th Street Surf forecast

The above surf forecast table for 40th Street provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at 40th Street can be found by selecting the local surf guide option on the grey menu. Our 40th Street 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 (40th Street) 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 40th Street 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.

40th Street is 5 km (3 miles) from the city of Delray Beach. If you plan a vacation in South Florida, look for hotels and other accommodation in Delray Beach. Delray Beach has rooms for a wide range of budgets as well as car hire and transport links.

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