21st Street (Miami) Surf Forecast

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

USA (1297 breaks) / Lat Long: (25.80° N 80.13° W)

Surf Forecasts:

21st Street (Miami) surfForecast / Florida – South / USA

48hr Weather and Surf, issued 1 pm Wednesday 22 Oct 2025 EDT

Forecast update in hr min s Forecast update imminent

21st Street (Miami) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's 21st Street (Miami) sea temperature is 28.5° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at 21st Street (Miami) today?

The current surf forecast for 21st Street (Miami) at 5PM is: 0.5m 10s primary swell from a Northeast direction and 0.4m 3s secondary swell from a East direction (forecast issued at 01:00pm October 22). The wind direction is predicted to be onshore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (22 Oct)	2ft (0.6m)	10s
Afternoon (22 Oct)	1.5ft (0.5m)	10s
Evening (22 Oct)	1.5ft (0.4m)	10s

Table - waves today at 21st Street (Miami). (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Wednesday 22					Thursday 23								Friday 24								Saturday 25
	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)	0	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 (?)	NNE	NE	NE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	ENE	ENE	ENE	ENE	NE	NE	NE	NE	ENE	ENE	ENE	ENE	ENE
Period(s) (?)	10	10	10	10	10	10	11	11	11	11	4	5	5	5	6	6	6	6	6	6	7	7	7	7
Wave Graph (?)
kJ (?)	65	48	47	38	37	38	45	46	30	30	42	56	92	97	119	159	177	202	209	309	516	508	508	620
Wind (km/h)	E	E	ENE	ENE	E	E	ENE	ENE	NE	NE	NE	NE	ENE	NE	NE	NE	ENE	NE	NE	ENE	ENE	NE	NE	ENE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	on	on	on	on	on	on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)	9:29AM 1.00				9:27PM 0.94				10:04AM 0.99				10:00PM 0.91				10:40AM 0.96				10:34PM 0.88
Low Tide / height (m)			3:33PM 0.24				3:41AM 0.13				4:08PM 0.27				4:15AM 0.15				4:44PM 0.30				4:50AM 0.18

	Wednesday 22					Thursday 23								Friday 24								Saturday 25
Sunrise	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-	7:24
Sunset	-	-	6:45	-	-	-	-	-	-	-	6:45	-	-	-	-	-	-	-	6:45	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	27	28	27	27	27	27	27	27	27	27	27	26	26	26	26	26	26	27	27	27	26	26	26	26
Feels °C (?)	28	28	26	26	26	26	26	26	25	25	24	23	23	24	23	23	23	23	23	23	21	22	22	22

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 The cross-on wind has turned onshore at 21st Street (Miami) (light winds from the ENE at BUOY-VAKF1 8 km from 21st Street (Miami)). 0.4m 3s local chop from the E with a 0.2m 6s windswell from the N and a 0.2m 10s swell from the NNE. 3 swells combining to make bigger set waves.
1 hour 9 minutes ago 21st Street (Miami)

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1 h 9 min ago

15 km/h

ENE

Onshore

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