Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Last Update: 344 AM AST Fri Feb 20 2026

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San Juan, PR Local Forecast Office

25NM WNW San Juan PR

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Today
East winds 10 to 15 knots, increasing to 15 to 20 knots late. Seas around 7 feet. Wave detail: north 6 feet at 14 seconds and east 4 feet at 9 seconds. Isolated showers this morning. Isolated showers late.
Tonight
East winds 10 to 15 knots with gusts up to 25 knots. Seas 6 to 7 feet. Wave detail: north 5 feet at 13 seconds and east 4 feet at 6 seconds.
Saturday
East winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Seas 5 to 6 feet. Wave detail: east 4 feet at 6 seconds and north 4 feet at 12 seconds.
Saturday Night
East winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 6 feet. Wave detail: east 4 feet at 6 seconds and north 3 feet at 12 seconds. Scattered showers in the evening.
Sunday
East winds 10 to 15 knots with gusts up to 25 knots. Seas 4 to 5 feet. Wave detail: east 4 feet at 6 seconds and north 2 feet at 12 seconds.
Sunday Night
East winds 10 to 15 knots, becoming southeast 5 to 10 knots after midnight. Seas around 4 feet. Wave detail: east 4 feet at 6 seconds and north 2 feet at 12 seconds.
Monday
East winds 10 to 15 knots. Seas around 4 feet. Scattered showers in the afternoon.
Monday Night
Southeast winds 5 to 10 knots, becoming south after midnight. Seas 3 to 4 feet.
Tuesday
Southeast winds around 5 knots, becoming northeast in the afternoon. Seas around 3 feet. Scattered showers in the afternoon.
Tuesday Night
East winds 5 to 10 knots. Seas 3 to 5 feet. Numerous showers.



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344 AM AST Fri Feb 20 2026
 
 

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