Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday.
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Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Miami - South Florida Local Forecast Office

4NM WSW Biscayne Bay FL

Marine Point Forecast

[NOTICE]

Today

S 12kt
High: 87 °F
Tonight

WSW 10kt
Low: 81 °F
Wednesday

SSW 10kt
High: 89 °F
Wednesday
Night
WSW 9kt
Low: 81 °F
Thursday

S 9kt
High: 88 °F
Thursday
Night
SSW 9kt
Low: 82 °F
Friday

SE 9kt
High: 87 °F
Friday
Night
ESE 10kt
Low: 83 °F
Saturday

ESE 11kt
High: 87 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:25 am EDT Aug 16, 2022
Forecast Valid: 6am EDT Aug 16, 2022-6pm EDT Aug 22, 2022

View Nearby Observations

Detailed Forecast

Synopsis: A frontal boundary across North Florida continues to gradually dissipate as a weak high pressure over the Florida Straits remains nearly stationary. The high is expected to build northward into South Florida towards the end of the week. This setup will maintain generally light south-southwest winds through end of the week.

Gulf Stream Hazards...Locally elevated winds and/or seas near thunderstorms.

The approximate location of the west wall of the Gulf Stream as of Aug 16, 2022 at 12 UTC...

The approximate location of the Gulf Stream is currently unavailable.

This data courtesy of the Naval Oceanographic Office.

Today

Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. A chance of showers and thunderstorms, mainly after 3pm. Bay waters smooth becoming a light chop.

Tonight

WSW wind 6 to 10 kt. A slight chance of showers and thunderstorms before 8pm. Bay waters a light chop becoming smooth.

Wednesday

SSW wind 6 to 10 kt. A chance of showers and thunderstorms after 2pm. Bay waters smooth becoming a light chop.

Wednesday Night

WSW wind 6 to 9 kt. A chance of showers and thunderstorms before 8pm. Bay waters a light chop becoming smooth.

Thursday

WSW wind 6 to 9 kt becoming S in the afternoon. A chance of showers and thunderstorms after 2pm. Bay waters smooth becoming a light chop.

Thursday Night

SSW wind 5 to 9 kt. A chance of showers and thunderstorms before 8pm. Bay waters a light chop becoming smooth.

Friday

SE wind 5 to 9 kt. A chance of showers and thunderstorms after 2pm. Bay waters smooth becoming a light chop.

Friday Night

ESE wind around 10 kt. A chance of showers and thunderstorms. Bay waters a light chop.

Saturday

ESE wind 9 to 11 kt. A chance of showers and thunderstorms. Bay waters a light chop.

*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.