Marine forecast
Biscayne Bay, FL
- current wind
- 11 kt NE
- Gusts
- 14 kt
- Air
- 84°F
- Water
- 86°F
- 72-hr peak
- 15 kt
Observed Tue 2:54 PM | AMZ630
- Gusts now
- 14 kt
- Air
- 84°F
- Water
- 86°F
- 72-hr peak
- 15 kt
In brief
At 2:54 pm EDT on Oct 13, 2026, NDBC station VAKF1 (Virginia Key, FL, 12 miles away) measured wind from the NE at 11 kt, gusting to 14 kt. The NWS forecast for Biscayne Bay, FL issued at 3:56 am EDT on Oct 13, 2026 reads, for today: “NE winds 10 to 15 kt. A moderate chop.”
Source: National Weather Service Miami FL forecast; NDBC observations
Wind forecast · ktPeak 15 kt
NWS marine forecast
| Period | Forecast |
|---|---|
| Today | NE winds 10 to 15 kt. A moderate chop. |
| Tonight | NE winds 10 to 15 kt. A moderate chop. |
| Wed | NE winds 10 to 15 kt. A moderate chop. A chance of showers and tstms in the afternoon. |
| Wed Night | E winds 10 to 15 kt. A moderate chop. A chance of tstms in the evening. A chance of showers. |
| Thu | E winds 5 to 10 kt. Light chop. A chance of showers. A chance of tstms in the afternoon. |
| Thu Night | E winds 5 to 10 kt. Light chop. A chance of tstms in the evening. A chance of showers until early morning. |
| Fri | E winds 5 to 10 kt. Light chop. A chance of showers and tstms in the afternoon. |
| Fri Night | E winds around 5 kt. Smooth. A chance of showers and tstms until early morning. |
| Sat | NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. A moderate chop. A chance of tstms. Showers. |
| Sat Night | NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Choppy. A chance of tstms. Showers. Winds and waves higher in and near tstms. |
Issued Tue 3:56 AM by Miami FL (product CWFMFL).
Recent buoy conditions
| Time | Wind | Gust | Seas | Water |
|---|---|---|---|---|
| Tue 2:54 PM | 11 kt NE | 14 kt | — | 86°F |
| Tue 1:54 PM | 11 kt NNE | 14 kt | — | 86°F |
| Tue 12:54 PM | 11 kt NNE | 13 kt | — | 86°F |
| Tue 11:54 AM | 9 kt NE | 13 kt | — | 86°F |
| Tue 10:54 AM | 6 kt NNE | 13 kt | — | 86°F |
| Tue 9:54 AM | 3 kt N | 7 kt | — | 86°F |
| Tue 8:54 AM | 5 kt NNW | 8 kt | — | 86°F |
| Tue 7:54 AM | 3 kt NNW | 7 kt | — | 86°F |
| Tue 6:54 AM | 2 kt NNW | 4 kt | — | 86°F |
| Tue 5:54 AM | 0 kt | 2 kt | — | 86°F |
| Tue 4:54 AM | 3 kt NNE | 5 kt | — | 86°F |
| Tue 3:54 AM | 3 kt N | 5 kt | — | 87°F |
Observed Tue 2:54 PM at NDBC buoy VAKF1 (Virginia Key, FL), 12.0 miles away.
Frequently asked questions
What is the marine forecast for Biscayne Bay today?
Today: NE winds 10 to 15 kt. A moderate chop.
Is there a small craft advisory for Biscayne Bay?
No advisories, warnings or watches are in effect for NWS zone AMZ630 as of the last update on this page. Advisories can be issued at any time; check the current bulletin before leaving the dock.
What is the water temperature at Biscayne Bay?
The nearest buoy read 86°F (30°C) at Tue 2:54 PM. Sea surface temperature at a single buoy can differ by several degrees from the water at a beach or in a shallow bay nearby.
What do the wind speeds in knots mean?
One knot is 1.15 mph. The National Weather Service issues a small craft advisory for sustained winds of roughly 22–33 knots or hazardous seas, a gale warning at 34–47 knots, and a storm warning at 48 knots and above. Exact advisory thresholds vary by forecast office and by water body — a bay reaches dangerous chop at a lower wind speed than open ocean.
Where does this forecast come from?
The forecast text is the National Weather Service's own marine bulletin for zone AMZ630, issued by Miami FL, reproduced in full. The wind and seas charts are drawn from the NWS gridded forecast for a point inside the zone. Observations come from the nearest reporting NDBC buoy. We are not affiliated with NOAA or the National Weather Service.
Forecast: NOAA/NWS product CWFMFL, issued Tue 3:56 AM. Observations: NOAA National Data Buoy Center station VAKF1, read Tue 2:54 PM. Retrieved Oct 13, 3:42 PM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.