Monitoring Tsunami Impacts Across the Pacific; Air Quality Concerns; Dangerous Heat; Critical Fire Weather for the West

Tsunami impacts continue for portions of the Pacific basin. Wildfire smoke causes unhealthy air in Midwest to Great Lakes. Heat dome spans Mississippi Valley to Mid-Atlantic with excessive heat warnings and advisories. Critical fire weather in Great Basin to Pacific Northwest (dry thunderstorms). Cold front spawns severe storms/heavy rain in Central U.S. today, shifts to East Coast Thursday. Read More >

For More Weather Information:

Miami - South Florida Local Forecast Office

2NM NNE Virginia Key FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 88 °F
SSE 9kt
Tonight
Low: 83 °F
S 8kt
Thursday
High: 88 °F
⇑ESE 7kt
Thursday Night
Low: 84 °F
SE 7kt
Friday
High: 88 °F
SE 8kt
Friday Night
Low: 84 °F
ESE 7kt
Saturday
High: 89 °F
SE 7kt
Saturday Night
Low: 83 °F
SE 7kt
Sunday
High: 89 °F
SE 8kt

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:06 pm EDT Jul 30, 2025
Forecast Valid: 4pm EDT Jul 30, 2025-6pm EDT Aug 6, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

SSE wind around 9 kt. Sunny. Bay waters a light chop.

Tonight

S wind 5 to 8 kt. Partly cloudy. Bay waters smooth.

Thursday

Variable winds less than 5 kt becoming ESE 5 to 7 kt in the afternoon. A slight chance of showers and thunderstorms after 1pm. Bay waters smooth.

Thursday Night

SE wind 5 to 7 kt. Partly cloudy. Bay waters smooth.

Friday

SE wind 5 to 8 kt. A slight chance of showers and thunderstorms before 2pm. Bay waters smooth becoming a light chop.

Friday Night

ESE wind around 7 kt. Mostly clear. Bay waters smooth.

Saturday

SE wind 5 to 7 kt. A slight chance of showers and thunderstorms. Bay waters smooth.

Saturday Night

SE wind around 7 kt. A slight chance of showers and thunderstorms before 2am. Bay waters smooth.

Sunday

SE wind 5 to 8 kt. A chance of showers and thunderstorms, mainly after 2pm. Bay waters smooth becoming a light chop.

Winds and waves higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.