Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

For More Weather Information:

San Juan, PR Local Forecast Office

5NM E Fajardo PR

Marine Point Forecast

[NOTICE]

Tonight
Low: 82 °F
E 16kt
4ft
Wednesday
High: 83 °F
E 15kt
4ft
Wednesday Night
Low: 82 °F
E 14kt
3-4ft
Thursday
High: 83 °F
E 12kt
3ft
Thursday Night
Low: 82 °F
E 12kt
3ft
Friday
High: 83 °F
E 13kt
3ft
Friday Night
Low: 82 °F
E 14kt
3ft
Saturday
High: 83 °F
E 14kt
3ft
Saturday Night
Low: 82 °F
E 15kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:52 pm EDT Mar 10, 2026
Forecast Valid: 6pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026

View Nearby Observations

Detailed Forecast

Tonight

E wind 14 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before 3am. Seas around 4 ft.

Wednesday

E wind around 15 kt. Showers likely, mainly before 9am. Seas around 4 ft.

Wednesday Night

E wind 12 to 14 kt. Scattered showers. Seas 3 to 4 ft.

Thursday

E wind around 12 kt. Scattered showers. Seas around 3 ft.

Thursday Night

E wind around 12 kt. Scattered showers. Seas around 3 ft.

Friday

E wind 11 to 13 kt. Scattered showers. Seas around 3 ft.

Friday Night

E wind 12 to 14 kt. Clear. Seas around 3 ft.

Saturday

E wind around 14 kt. Scattered showers. Seas around 3 ft.

Saturday Night

E wind around 15 kt, with gusts as high as 21 kt. Scattered showers. Seas around 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.