Date: 21st September, 2025
Forecaster: Maclean Jn Baptiste
Present weather at Hewanorra Airport is fair.
Present weather at GFL Charles Airport is fair.
Present temperature at Hewanorra Airport is 32°C or 90°F.
Last night’s minimum temperature at Hewanorra Airport was 26°C or 79°F.
Relative humidity at Hewanorra Airport is 70%.
Wind at Hewanorra Airport is blowing from the east at 18 mph or 30 km/h.
Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 3.2 mm. At GFL Charles Airport: nil.
Total rainfall for the month of September so far:
At Hewanorra Airport: 36.3 mm. At GFL Charles Airport: 27.9 mm.
Sunset today: 6:00 pm Sunrise tomorrow: 5:53 am
FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east and east-southeast near 14 mph or 22 km/h, becoming lighter at times.
Weather: Generally fair and warm, occasionally becoming cloudy with a few showers.
MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 3:29 pm…Low at 09:23 pm.
Tides for Vieux Fort Bay: High at 4:36 pm…Low at 10:50 pm.
Seas: Slight to moderate with waves 2 to 5 feet or 0.6 to 1.5 metres.
FORECAST FOR THE LESSER ANTILLES
Fair skies, occasionally becoming cloudy with a few light to moderate showers.
TROPICAL WEATHER OUTLOOK
Weak unstable conditions together with light winds and strong daytime heating, may result in a few showery periods over portions of the Lesser Antilles today. Generally dry and stable conditions will prevail, thereafter.
A tropical wave located over the central Tropical Atlantic, is moving westward near 12 mph or 19 km/h. This wave is expected to affect the Lesser Antilles from Monday evening. Another tropical wave located over the eastern Tropical Atlantic, is also moving westward near 12 mph or 19 km/h. Some slow development of this system is possible within the next 7 days.
Tropical Storm Gabrielle is expected to become a hurricane later today and will continue to move away from our region.