Florida - East Coast
Here's how the next 5 days are shaping up at 40th Street, Florida - East Coast. Each day is rated based on breaking wave height, swell period, and wind — updated hourly from the latest NOAA GFS run.
Sat, May 16: 0–1ft, 7s period, rated Very Poor. A slow one — 0-1ft waves and very poor conditions with barely a breath of wind. Expect the wind to bump up to around 12mph by PM.
Sun, May 17: 1–2ft, 4s period, rated Poor. A slow one — 1-2ft waves and poor conditions with 11mph from the E.
Mon, May 18: 1–2ft, 5s period, rated Poor. A slow one — 1-2ft waves and poor conditions with 15mph E winds.
Tue, May 19: 1–2ft, 5s period, rated Poor. Slim pickings today — 1-2ft and poor with strong E wind at 15mph.
Wed, May 20: 1–2ft, 5s period, rated Poor. A slow one — 1-2ft waves and poor conditions with moderate ESE wind around 11mph.
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40th Street in Miami Beach is a fairly exposed beach break that offers left and right hand waves and can work at any time of year. Despite being in the heart of Miami Beach, it is rarely crowded — most people on this stretch are sunbathing, not surfing. More exposed than nearby spots, making it a good option for uncrowded peaks when NE groundswells are running.
Wave heights shown are breaking wave heights — the actual rideable wave size at this spot.
The current wave height at 40th Street is 0-1ft with a 6.85s swell period. Wind is NE at 5mph and conditions are rated Very Poor. The forecast updates hourly so you can plan your session around the cleanest windows.
The current breaking wave height at 40th Street is 0-1ft, produced by a 0.7ft NNE primary swell at 5s, a 0.4ft NNE secondary swell at 7s, a 0.2ft NNE tertiary swell at 11s. Breaking wave height is the actual rideable wave size at the shore — calculated from offshore swell data using this spot's coastal bathymetry — not the raw buoy reading.
Based on the current 5-day forecast, the best window to surf 40th Street is Monday from 5 PM to 8 PM with 2ft waves, a 4.9s swell period, and conditions rated Poor. Check the hourly forecast for updates as conditions can shift.
40th Street works best with a E swell and W winds. Offshore winds groom the face of the wave, while onshore winds turn it sloppy. Cross-offshore conditions usually produce the cleanest shape.
Tide plays a big role at 40th Street. Mid tide works for most beach breaks, while reef and point breaks often prefer higher or lower stages. Use the tide chart above to line up your session with the swell peak.
40th Street is a beach with a sand bottom, suited to beginner surfers. 40th Street in Miami Beach is a fairly exposed beach break that offers left and right hand waves and can work at any time of year. Despite being in the heart of Miami Beach, it is rarely crowded — most people on this stretch are sunbathing, not surfing. More exposed than nearby spots, making it a good option for uncrowded peaks when NE groundswells are running.
The prime season at 40th Street is fall, when swell direction, wind patterns, and water temps line up most consistently. Outside the peak season you can still score, but you'll need to watch the forecast closely for the right windows.
Common hazards at 40th Street include strong currents, rip currents, crowds, jellyfish, boat traffic, shallow sandbars. Always check conditions before paddling out, respect local etiquette, and never surf alone if you're unfamiliar with the break.
Our 40th Street forecast uses NOAA GFS and other weather models combined with spot-specific bathymetry to calculate breaking wave heights. Short-range (1-3 day) forecasts are most reliable. Extended forecasts show general trends. See the forecast accuracy card above for per-spot and regional performance metrics.
