PUBLIC WEATHER FORECAST FOR ST. MAARTEN 

DATE ISSUED: Wednesday 27 September 2023 @1200 LST (16:00 UTC) 

VALID UNTIL: Thursday midday (6:00 LST) September 28, 2023  

…A HIGH SURF & SMALL CRAFT ADVISORY IS IN EFFECT FOR ST. MAARTEN UNTIL FURTHER NOTICE… 

WEATHER:  

This afternoon through Thursday midday: Fair to partly cloudy, with isolated showers.  

Forecast High: 33 °C / 91°F             Forecast Low: 27°C / 81°F 

Sunset Today: 6:04 P.M.                 Sunrise Tomorrow: 6:02 A.M.  

SURFACE WINDS:    

This afternoon through Thursday midday: Northeasterly with a gentle to moderate breeze of 8 to 14 mph. 

SYNOPSIS:    

A reduction in atmospheric moisture results in relatively stable conditions.  

Long period northeast to easterly swells and rough seas are predicted to occur for the next few days. Small craft operators and sea bathers are advised to exercise caution. 

STATE OF THE SEA:  Moderate to rough      WAVES/SWELLS: 6 to 8 feet  

SPECIAL FEATURE: 

1.   At 11:00 am, the center of Tropical Storm (TS) Philippe was located approximately 622 miles (1001 km) east-southeast of St. Maarten. The system is moving towards the west at 9 mph (15 km/h). Maximum sustained winds remain near 50 mph (75 km/h) with higher gusts. Its closest point to St. Maarten is predicted to be approximately 37 miles (54 km) north on Saturday. Slow weakening is forecast this weekend.  

2.   A Tropical Wave (TW) located in the eastern Atlantic has an 90% (high) chance of formation over the next 48 hours. Environmental conditions are predicted to be favorable for ongoing development, and a tropical depression is expected to form within the next couple days.  

The Meteorological Department of St. Maarten will continue to monitor these systems and update the public accordingly. 

48HR OUTLOOK through Friday morning:Fair to partly cloudy with isolated showers. 

FORECASTER: Connor/Craig 

3-DAY FORECAST