40th Street Surf Forecast

/ Florida – South (39 breaks) / Florida (155 breaks) /

USA (1297 breaks) / Lat Long: (26.42° N 80.06° W)

Surf Forecasts:

40th Street surfForecast / Florida – South / USA

48hr Weather and Surf, issued 1 pm Monday 20 Oct 2025 EDT

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 28.4° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at 40th Street today?

The current surf forecast for 40th Street at 5PM is: 1.1m 11s primary swell from a Northeast direction and 0.1m 9s secondary swell from a East direction, 0.6m 4s secondary swell from a East direction (forecast issued at 01:00pm October 20). The wind direction is predicted to be cross-onshore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (20 Oct)	3.5ft (1.1m)	12s
Afternoon (20 Oct)	3.5ft (1.1m)	11s
Evening (20 Oct)	3.5ft (1.1m)	11s

Table - waves today at 40th Street. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Monday 20					Tuesday 21								Wednesday 22								Thursday 23
	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM
Rating (10 max)	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	NE	NE	NE	NE	NE	NE	NE	NE	NE	NNE	NNE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE
Period(s) (?)	12	11	11	11	12	12	12	11	11	11	11	11	10	10	10	10	10	10	10	10	10	10	11	11
Wave Graph (?)
kJ (?)	337	325	273	278	343	264	259	205	172	204	204	166	160	104	102	100	79	77	77	76	76	89	73	73
Wind (km/h)	NNE	ENE	ENE	ENE	ENE	E	ESE	SE	ESE	ESE	E	ESE	ESE	ESE	E	ENE	ENE	ENE	ENE	ENE	ENE	ENE	ENE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	on	on	cross- on	cross- on	cross- on	on	on	on	on	cross- on	on	on	cross- on	on	cross- on	cross- on	on	cross- on	cross- on	cross- on
High Tide / height (m)	8:15AM 1.04				8:22PM 0.98				8:52AM 1.04				8:57PM 0.97				9:27AM 1.03				9:31PM 0.95
Low Tide / height (m)			2:23PM 0.23				2:35AM 0.13				3:00PM 0.24				3:10AM 0.14				3:35PM 0.26				3:44AM 0.16

	Monday 20					Tuesday 21								Wednesday 22								Thursday 23
Sunrise	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-	7:22
Sunset	-	-	6:46	-	-	-	-	-	-	-	6:46	-	-	-	-	-	-	-	6:45	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	1	-	-	1	1	-	-	-	-	-	-	-	-	-
Temp. °C	27	28	28	27	27	27	26	26	27	27	27	27	26	26	26	26	27	27	27	26	26	26	26	25
Feels °C (?)	29	28	29	28	29	30	28	28	29	29	29	29	28	29	29	29	29	27	26	26	26	26	26	24

Map Icons:
Break
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 Florida - South

Wind Update Wind reports 5 km away suggest it is still onshore at 40th Street (light winds from the E at Boca Raton Airport). 0.7m 11s groundswell from the NNE with a 0.3m 4s local chop from the ESE and a 0.3m 4s local chop from the E as well as a 0.2m 8s swell from the NNW. 4 swells combining to make bigger set waves.
2 hours 26 minutes ago 40th Street

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2 h 26 min ago

19 km/h

Onshore

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