Florida - East Coast
Conditions stay similar this week — check the hourly forecast at 18th Street for the cleanest windows.
Here's how the next 5 days are shaping up at 18th 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.
Wed, Jun 24: 1–1ft, 8s period, rated Very Poor. Not the most exciting day — 0-1ft and very poor conditions with calm winds.
Thu, Jun 25: 1–1ft, 8s period, rated Very Poor. Slim pickings today — 0-1ft and very poor with light winds out of the NE. Afternoon breeze fills in to 12mph.
Fri, Jun 26: 1–1ft, 5s period, rated Very Poor. A slow one — 1ft waves and poor conditions with gentle SSW breeze. Winds do pick up a bit by the afternoon to 13mph.
Sat, Jun 27: 1–1ft, 8s period, rated Very Poor. Not the most exciting day — 1ft and very poor conditions with light WSW winds.
Sun, Jun 28: 1–2ft, 8s period, rated Poor. Slim pickings today — 1ft and poor with light winds out of the W.
18th Street is a laid-back beach break tucked along Florida's East Coast near Jacksonville Beach, where the Atlantic coastline faces northeast and picks up energy from passing nor'easters and tropical swells. Waves here tend to be punchy and short-lived, offering fun peaks ideal for longboarders and beginners working on their fundamentals. The spot comes alive in fall when hurricane-generated swells push up the coast, delivering some of the best conditions this stretch of Florida's East Coast has to offer.
Wave heights shown are breaking wave heights — the actual rideable wave size at this spot.
The current wave height at 18th Street is 0-1ft with a 7.85s swell period. Wind is E at 8mph 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 18th Street is 0-1ft, produced by a 0.3ft N primary swell at 3s, a 1.4ft ESE wind swell swell at 8s. 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 18th Street is Monday from 6 AM to 9 AM with 1ft waves, a 8.35s swell period, and conditions rated Poor. Check the hourly forecast for updates as conditions can shift.
18th Street works best with a NE 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 18th 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.
18th Street is a beach with a sand bottom, suited to beginner surfers. 18th Street is a laid-back beach break tucked along Florida's East Coast near Jacksonville Beach, where the Atlantic coastline faces northeast and picks up energy from passing nor'easters and tropical swells. Waves here tend to be punchy and short-lived, offering fun peaks ideal for longboarders and beginners working on their fundamentals. The spot comes alive in fall when hurricane-generated swells push up the coast, delivering some of the best conditions this stretch of Florida's East Coast has to offer.
The prime season at 18th 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 18th Street include strong currents, rip currents, jellyfish, sharks, crowds during peak swell. Always check conditions before paddling out, respect local etiquette, and never surf alone if you're unfamiliar with the break.
Our 18th 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.
