Date: 17th August, 2025
Forecaster: Maclean Jn Baptiste
Present weather at Hewanorra Airport is partly cloudy.
Present weather at GFL Charles Airport is partly cloudy.
Present temperature at Hewanorra Airport is 29°C or 84°F.
Today’s maximum temperature at Hewanorra Airport was 32°C or 90°F.
Relative humidity at Hewanorra Airport is 78%.
Wind at Hewanorra Airport is blowing from the southeast at 8 mph or 13 km/h.
Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: nil At GFL Charles Airport: nil
Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm At GFL Charles Airport: 32.7 mm
Sunrise tomorrow: 5:51 am Sunset tomorrow: 6:24 pm
FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the southeast near 15 mph or 24 km/h, becoming lighter at times.
Weather: Fair and warm, becoming cloudy at times with a few brief showers.
MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 10:25 pm…Low at 6:13 am.
Tides for Vieux Fort Bay: High at 11:32 pm…Low at 7:40 am.
Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.
FORECAST FOR THE LESSER ANTILLES
Fair skies, becoming cloudy at times with a few scattered showers and possibly thunderstorms.
TROPICAL WEATHER OUTLOOK
Weak unstable conditions will continue to cause some showers and possibly thunderstorms over the Lesser Antilles tonight. The Atlantic High-Pressure System will become the dominant weather feature across the region and as a result, generally more stable weather conditions are expected from tomorrow.
A tropical wave located over the central Tropical Atlantic, is moving westward near 17 mph or 28 km/h. This wave is expected to affect the region by Tuesday.
Another tropical wave located over the eastern Tropical Atlantic is moving westward near 15 mph or 24 km/h. Gradual development of this wave is possible during the middle to latter portion of the week.
At 5:00 pm today, the center of Hurricane Erin was located near latitude 21.7 North, longitude 68.5 West or about 275 miles or 445 km northwest of Puerto Rico. Erin is moving toward the west-northwest and further away from our region near 13 mph or 20 km/h. Maximum sustained winds are near 125 mph or 205 km/h, with higher gusts.