PUBLIC WEATHER FORECAST FOR ST. MAARTEN

PUBLIC WEATHER FORECAST FOR ST. MAARTEN

DATE ISSUED: Tuesday 15th September 2026 @ 12:00 LST (16:00 UTC) 

VALID UNTIL: Wednesday midday (12:00 LST) 16th September 2026

WEATHER:

This afternoon through tonight: Variably cloudy with isolated showers.
Wednesday morning through midday: Cloudy with scattered showers and isolated thunderstorms.

Forecast High: 32°C / 90°F               Forecast Low: 26°C / 79°F
Sunset Today: 6:15 P.M.                   Sunrise Tomorrow: 6:00 A.M.

SURFACE WINDS: 

This afternoon through Wednesday midday: Easterly with a gentle to moderate breeze at 8 to 15 mph. Higher gusts are likely.

SYNOPSIS: 

Moisture and instability associated with an approaching tropical wave will cause scattered showers and isolated thunderstorms, during the latter part of this forecast period. Meanwhile, a high pressure ridge will maintain gentle to moderate winds.
Seas will remain smooth to slight throughout the next few days.

SEA CONDITIONS:

STATE:

WAVES/SWELLS:

Sheltered Areas

Smooth

Up to 2ft

Open Waters

Slight

2 – 4ft

OUTLOOK through Thursday midday: Cloudy with scattered showers and isolated thunderstorms.

3-DAY FORECAST:

vis

DAY

Tuesday

Wednesday

Thursday

WEATHER

Variably Cloudy,

Isolated Showers

Cloudy

Scattered Showers

Isolated Thunderstorms

Cloudy,

Light Haze,

Scattered Showers,

Isolated Thunderstorms

HIGH TEMP

32°C / 90°F

31°C / 88°F

31°C / 88°F

LOW TEMP

28°C / 82°F

25°C / 77°F

25°C / 77°F

SUNRISE

06:00 AM

06:00 AM

06:01 AM

SUNSET

06:15 PM

06:14 PM

06:13 PM

 

FORECASTER: Albert

The Daily Herald

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