Swell Intel

40th Street Surf Forecast, Florida - East Coast

Florida - East Coast

Right now
Very Poor
overall conditions
0-1ft
flat to ankle high
Onshore·ENE 11–12 mph
Swell0.6ft @ 3s E
TideMid, falling · low 4:21 PM

Conditions stay similar this week — check the hourly forecast at 40th Street for the cleanest windows.

40th Street 5-Day Forecast Summary

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.

Tue, Jun 30: 01ft, 3s period, rated Very Poor. Not the most exciting day — 0-1ft and very poor conditions with glassy conditions. Winds do pick up a bit by the afternoon to 11mph.

Wed, Jul 1: 01ft, 9s period, rated Very Poor. Slim pickings today — 0-1ft and very poor with light winds out of the NNW.

Thu, Jul 2: 11ft, 7s period, rated Very Poor. Slim pickings today — 1ft and very poor with glassy conditions. Expect the wind to bump up to around 13mph by PM.

Fri, Jul 3: 01ft, 7s period, rated Very Poor. Pretty quiet out there — 0-1ft and mostly very poor with moderate SE wind around 9mph.

Sat, Jul 4: 11ft, 4s period, rated Very Poor. Not the most exciting day — 0-1ft and very poor conditions with 10mph from the SE.

Daily Forecast

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40th Street Surf Spot Guide

Break
Beach
Bottom
Sand
Level
Beginner
Crowd
Light
Best Swell
E
Best Wind
W
Season
Fall

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.

Strong currentsRip currentsCrowdsJellyfishBoat trafficShallow sandbars

Wave heights shown are breaking wave heights — the actual rideable wave size at this spot.

40th Street Surf Forecast FAQ

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What is the current surf forecast for 40th Street?

The current wave height at 40th Street is 0-1ft with a 2.75s swell period. Wind is ENE at 11mph and conditions are rated Very Poor. The forecast updates hourly so you can plan your session around the cleanest windows.

What is the breaking wave height at 40th Street?

The current breaking wave height at 40th Street is 0-1ft, produced by a 0.6ft E primary swell at 3s, a 0.2ft NE secondary swell at 9s. 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.

When is the best time to surf 40th Street?

Based on the current 5-day forecast, the best window to surf 40th Street is Sunday from 10 AM to 1 PM with 1ft waves, a 4.05s swell period, and conditions rated Poor. Check the hourly forecast for updates as conditions can shift.

What swell and wind direction work best at 40th Street?

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.

What tide is best at 40th Street?

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.

What kind of wave is 40th Street and who is it for?

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.

When is the best season to surf 40th Street?

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.

Are there any hazards to know about at 40th Street?

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.

How accurate is the 40th Street surf forecast?

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. Visit /public/accuracy for per-spot and regional performance metrics.