DATE ISSUED: Friday 11th September 2026 @ 18:00 LST (22:00 UTC) 
VALID UNTIL: Saturday evening (18:00 LST) 12th September 2026

…AN AIR QUALITY ADVISORY IS IN EFFECT FOR ST. MAARTEN UNTIL 6:00 PM SATURDAY, 12 SEPTEMBER 2026…

WEATHER: Tonight through Saturday evening: Mostly fair and hazy.

Forecast High: 33°C / 91°F               Forecast Low: 28°C / 82°F
Sunset Today: 6:18 P.M.                   Sunrise Tomorrow: 6:00 A.M.

SURFACE WINDS: Tonight through Saturday evening: East northeasterly to east southeast with a light to moderate breeze at 6 to 14 mph.

SYNOPSIS: Air quality is forecast to deteriorate further to unhealthy levels. Therefore, persons with allergies and/or respiratory illnesses should take the necessary precautions. Hazy, hot and humid conditions will persist. Stay hydrated, keep cool and seek shade whenever possible.
Seas will remain smooth to slight through the next few days.

SEA CONDITIONS:

STATE:

WAVES/SWELLS:

Sheltered Areas

Smooth to slight

Up to 3ft

Open Waters

Slight

2 – 4ft

OUTLOOK through Sunday evening: Fair to partly cloudy and hazy. Isolated showers are possible.

Next Update: Saturday at 06:00 LST (10:00 UTC)

FORECASTER: Albert