Unsettled Weather Across the Northwest; Much Cooler for the East

A frontal system will bring rain and mountain snow from northern California into Washington today, before advancing into the Rockies and Intermountain West on Monday. Strong and gusty winds are also expected over parts of California and Nevada. Meanwhile, much cooler and more seasonable weather will return to the East Coast today as temperatures rebound from the southern Plains into the Midwest.
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Hazardous Weather Conditions

For More Weather Information:

Miami - South Florida Local Forecast Office

10NM E Virginia Key FL

Marine Point Forecast

[NOTICE]

Today

NNE 11kt
2ft
High: 84 °F

Small Craft Advisory
Tonight

NNE 18kt
4-6ft
Low: 78 °F

Small Craft Advisory
Monday

NE 18kt
6ft
High: 82 °F

Small Craft Advisory
Monday
Night
ENE 16kt
5-6ft
Low: 78 °F
Tuesday

ENE 17kt
4-5ft
High: 82 °F
Tuesday
Night
E 17kt
4ft
Low: 80 °F
Wednesday

E 16kt
4ft
High: 83 °F
Wednesday
Night
E 17kt
4ft
Low: 80 °F
Thursday

E 14kt
3-4ft
High: 83 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:01 am EDT Oct 17, 2021
Forecast Valid: 10am EDT Oct 17, 2021-6pm EDT Oct 23, 2021

View Nearby Observations

Detailed Forecast

Synopsis: A cold front will move across the Atlantic and Gulf coastal waters on Sunday. Behind this front, winds will quickly increase out of the north northeast as the day progresses leading to deteriorating marine conditions during this time frame. Wave heights across the local waters will increase as well especially across the Atlantic waters later in the day on Sunday and into Monday. The elevated winds and seas will gradually diminsh as the middle of the week approaches.

.GULF STREAM HAZARDS...Winds and seas will increase as Sunday progresses and could reach 7 feet Sunday Night into Monday.

The approximate location of the west wall of the Gulf Stream as of Oct 16, 2021 at 1200 UTC...

12 nautical miles southeast of Fowey Rocks. 20 nautical miles east southeast of Port Everglades. 13 nautical miles east northeast of Lake Worth. 12 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Today

NNW wind 9 to 11 kt becoming NNE in the afternoon. A slight chance of showers after 3pm. Seas around 2 ft. Dominant period 3 to 4 seconds. Intracoastal waters a light chop.

Tonight

NNE wind around 18 kt, with gusts as high as 24 kt. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Seas 4 to 6 ft with occasional seas up to 8 ft. Dominant period 4 to 6 seconds. Intracoastal waters a light chop.

Monday

NE wind around 18 kt, with gusts as high as 24 kt. Mostly sunny. Seas around 6 ft with occasional seas up to 8 ft. Dominant period 6 to 7 seconds. Intracoastal waters choppy in exposed areas becoming a moderate chop.

Monday Night

ENE wind around 16 kt. Partly cloudy. Seas 5 to 6 ft with occasional seas up to 8 ft. Dominant period 7 seconds. Intracoastal waters a moderate chop.

Tuesday

ENE wind around 17 kt. A slight chance of showers after 2pm. Seas 4 to 5 ft with occasional seas up to 6 ft. Intracoastal waters a moderate chop.

Tuesday Night

E wind around 17 kt, with gusts as high as 23 kt. A slight chance of showers before 8pm. Seas around 4 ft with occasional seas up to 5 ft. Intracoastal waters a moderate chop.

Wednesday

E wind around 16 kt. A slight chance of showers after 2pm. Seas around 4 ft with occasional seas up to 5 ft. Intracoastal waters a moderate chop.

Wednesday Night

E wind around 17 kt, with gusts as high as 23 kt. A slight chance of showers. Seas around 4 ft with occasional seas up to 5 ft. Intracoastal waters a moderate chop.

Thursday

E wind around 14 kt. A chance of showers. Seas 3 to 4 ft with occasional seas up to 5 ft. Intracoastal waters a moderate 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.