Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Small Craft Advisory until March 18, 06:00 PM EDT

For More Weather Information:

San Juan, PR Local Forecast Office

6NM SE Ponce PR

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
E 17kt
3ft

Small Craft Advisory
Tonight
Low: 79 °F
ENE 10kt
3ft

Small Craft Advisory
Wednesday
High: 81 °F
ESE 16kt
3ft

Small Craft Advisory
Wednesday Night
Low: 79 °F
ENE 11kt
2-3ft
Thursday
High: 81 °F
ESE 13kt
2ft
Thursday Night
Low: 79 °F
E 9kt
2ft
Friday
High: 81 °F
SE 9kt
1-2ft
Friday Night
Low: 79 °F
Light Wind
1ft
Saturday
High: 81 °F
SSE 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:56 am EDT Mar 17, 2026
Forecast Valid: 11am EDT Mar 17, 2026-6pm EDT Mar 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

Today

E wind around 17 kt, with gusts as high as 25 kt. Isolated showers before noon, then isolated showers after 3pm. Seas around 3 ft.

Tonight

ENE wind around 10 kt. Scattered showers, mainly after 3am. Seas around 3 ft.

Wednesday

ESE wind 10 to 16 kt, with gusts as high as 22 kt. Isolated showers before 9am. Seas around 3 ft.

Wednesday Night

ENE wind 6 to 11 kt. Mostly clear. Seas 2 to 3 ft.

Thursday

ESE wind 10 to 13 kt. Scattered showers, mainly before noon. Seas around 2 ft.

Thursday Night

E wind 7 to 9 kt. Isolated showers. Seas around 2 ft.

Friday

E wind 7 to 9 kt becoming SSE in the afternoon. Scattered showers before noon. Seas 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. Scattered showers. Seas around 1 ft.

Saturday

ESE wind 6 to 10 kt becoming S in the afternoon. Scattered showers. Seas around 1 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.