Government of Saint Lucia
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Weather report

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Sept. 22, 2026 at 6:00am • Forecaster: Emmanuel Descartes

Present weather
Partly Cloudy
Present temperature
28.0°C / 82.4°F
Last night's minimum
28.0°C / 82.4°F
Relative humidity
80%

East Northeast
15.0 km/h / 9.3 mph

24hr period ended
02:00
24hr amount
None mm
Month total
67.8 mm

18:00
05:53

National forecast - next 24 hours

Winds: Winds will be blowing from between the east and east northeast near 14 mph or 22 km/h, becoming lighter at times.

Weather: Partly cloudy skies, becoming cloudy at times with some scattered showers.

Marine forecast (25 mile radius)

Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

Forecast for the Lesser Antilles

Partly cloudy to cloudy skies with scattered showers and a chance of isolated thunderstorms.

Tropical weather outlook

The Atlantic High-pressure system will maintain light easterly winds across the region, during the next 24 hours. A weak tropical wave is expected to cause an increase in moisture and instability across the region during the forecast period. A tropical located over the eastern tropical Atlantic is moving westward near 15 mph or 24 km/h