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Public Weather Forecast For St. Maarten

NA
SPA
ND
UD
Source: The Daily Herald 23 Sep 2025 01:27 PM

DATE ISSUED: Tuesday 23rd September 2025 @12:00 LST (16:00 UTC)
VALID UNTIL: Wednesday midday (12:00 LST) 24th September 2025

WEATHER:
This afternoon through Wednesday midday: Generally cloUDy with scattered showers aND thuNDerstorms.

Forecast High: 32C / 90F       Forecast Low: 25C / 77F

Sunset Today: 6:08 P.M.            Sunrise Tomorrow: 6:02 A.M

SURFACE WINDS:
Today through Wednesday morning: East to Southeast, with a gentle to moderate breeze at 10 to 18 mph aND higher gusts.

SYNOPSIS:
An approaching tropical wave will account for periods of cloUDiness, showers aND thuNDerstorms particularly this evening aND overnight. As heavy showers are expected, flooding is possible in vulnerable areas aND a Flood Advisory may be issued as the situation warrants. However, those accessing low-lying aND flood-prone areas are advised to exercise caution.
Slight to moderate sea coNDitions will prevail this forecast period.

STATE OF THE SEA: Slight to moderate       WAVES/SWELLS: 3 to 6 feet

SPECIAL FEATURE:
1. A tropical wave just east of the Leeward IslaNDs is producing disorganized showers aND thuNDerstorms aND has a medium (60%) chance of development within the next 7 days. This system could bring significant rainfall across the local area (this evening aND overnight), before continuing west-northwest.
2. Another tropical wave in the Central Tropical Atlantic has a medium to high (50 90%) chance of development over the next 2-7 days. Environmental coNDitions are expected to become more favourable over the next several days, increasing the potential for the formation of a tropical depression by the latter part of this week.
The Meteorological Department of St. Maarten will continue monitoring the Atlantic aND provide updates accordingly.

OUTLOOK through Thursday midday: Partly cloUDy to cloUDy with scattered showers. Isolated thuNDerstorms are likely.

FORECASTER: Craig / HeNDerson

The next weather forecast will be issued: Today at 18:00 LST (22:00 UTC).


National Alliance [NA] mentioned 1 time
St Maarten Patriotic Alliance [SPA] mentioned 4 times
New Direction St. Martin [ND] mentioned 19 times
United Democrates 2018 [UD] mentioned 4 times
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