Excessive Heat in Southern California; Tropical Storm Ian Expected to Rapidly Intensify

Excessive heat is possible through Wednesday over southern California. Strong thunderstorms may pose some risk for severe weather across parts of the upper Ohio Valley into the northern Mid Atlantic coast. Tropical Storm Ian is forecast to approach the Florida peninsula at major hurricane strength by midweek, and poses a risk of dangerous storm surge, hurricane-force winds, and heavy rainfall.
Read More...

En Español

Hazardous Weather Conditions

Hazardous Weather Outlook

Last Update: 1130 PM EDT Sat Sep 24 2022

View Nearby Observations

For More Weather Information:

Miami - South Florida Local Forecast Office

9NM E South Palm Beach FL

Marine Zone Forecast

Synopsis: A east to southeast flow will continue over the waters as a frontal boundary lingers to the north over the remainder of the weekend. Seas across the Atlantic waters may increase over the weekend as a northeasterly swell builds into the region from Hurricane Fiona. Scattered showers and thunderstorms will be possible over the local waters through the weekend and into early next week. Early next week, Tropical Storm Ian will be moving towards the eastern Gulf of Mexico with hazardous conditions possible across all South Florida waters.

Gulf Stream Hazards...None.

The approximate location of the west wall of the Gulf Stream as of Sep 24, 2022 at 12 UTC...

28 nautical miles northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Rest Of Tonight

E SE winds 10 to 15 kt. Seas 3 to 5 ft, occasionally to 6 ft. Period 8 seconds. Intracoastal waters a moderate chop. A chance of showers and tstms.

Sun

E SE winds 5 to 10 kt. Seas 2 to 4 ft, occasionally to 5 ft. Period 8 seconds. Intracoastal waters a light chop. A chance of showers and tstms.

Sun Night

S SE winds 10 to 15 kt. Seas 2 to 3 ft. Period 8 seconds. Intracoastal waters a light chop. A chance of showers and tstms.

Mon

SE winds 5 to 10 kt. Seas 2 to 3 ft. Period 8 seconds. Intracoastal waters a light chop. A chance of tstms in the morning. Showers. Tstms likely in the afternoon.

Mon Night

SE winds 10 to 15 kt with gusts to around 20 kt. Seas around 2 ft. Intracoastal waters a moderate chop. Showers with tstms likely.

Tue

E SE winds 10 to 15 kt with gusts to around 20 kt. Seas 2 to 3 ft. Intracoastal waters a moderate chop. Showers with tstms likely.

Tue Night

E SE winds 15 to 20 kt with gusts to around 25 kt along the coast to E SE 20 to 25 kt with gusts to around 30 kt in the gulf stream. Seas 3 to 4 ft, occasionally to 5 ft. Intracoastal waters rough in exposed areas. Showers with a chance of tstms.

Wed

SE winds 15 to 20 kt with gusts to around 25 kt. Seas 4 to 5 ft, occasionally to 6 ft. Intracoastal waters choppy in exposed areas. A chance of tstms in the morning. Showers. Tstms likely in the afternoon.

Wed Night

Tropical storm conditions possible. Showers likely with a chance of tstms.

Thu

Tropical storm conditions possible. Showers likely with a chance of tstms.