Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

9NM E Ponce PR

Marine Point Forecast

[NOTICE]

Today
High: 85 °F
⇑ESE 17kt
1-2ft
Tonight
Low: 71 °F
NE 8kt
2ft
Sunday
High: 84 °F
ESE 17kt
2ft
Sunday Night
Low: 73 °F
ENE 10kt
2ft
Monday
High: 84 °F
E 16kt
2-3ft
Monday Night
Low: 73 °F
E 12kt
3ft
Tuesday
High: 84 °F
ESE 16kt
3ft
Tuesday Night
Low: 72 °F
ENE 9kt
2-3ft
Wednesday
High: 83 °F
ESE 17kt
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:09 am EDT Mar 14, 2026
Forecast Valid: 6am EDT Mar 14, 2026-6pm EDT Mar 20, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

Today

ENE wind 5 to 10 kt becoming ESE 12 to 17 kt in the afternoon. Winds could gust as high as 28 kt. Isolated showers between 9am and noon. Seas 1 to 2 ft.

Tonight

NE wind 6 to 8 kt. Isolated showers after 3am. Seas around 2 ft.

Sunday

ESE wind 7 to 17 kt, with gusts as high as 29 kt. Isolated showers before noon, then isolated showers after 3pm. Seas around 2 ft.

Sunday Night

ENE wind 8 to 10 kt. Isolated showers after midnight. Seas around 2 ft.

Monday

E wind 13 to 16 kt, with gusts as high as 27 kt. Isolated showers. Seas 2 to 3 ft.

Monday Night

E wind 8 to 12 kt, with gusts as high as 21 kt. Mostly clear. Seas around 3 ft.

Tuesday

ESE wind 11 to 16 kt, with gusts as high as 27 kt. Mostly sunny. Seas around 3 ft.

Tuesday Night

ENE wind 6 to 9 kt. Partly cloudy. Seas 2 to 3 ft.

Wednesday

ESE wind 7 to 17 kt, with gusts as high as 28 kt. Mostly sunny. Seas 2 to 3 ft.

*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.