6:00 pm Weather Report
Date: 18th August, 2025
Forecaster: Lemuel O’Shaughnessy
Present weather at Hewanorra Airport is fair.
Present weather at GFL Charles Airport is fair.
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 74%.
Wind at Hewanorra Airport is blowing from the east-southeast at 14 mph or 22 km/h.
Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 0.2 mm At GFL Charles Airport: nil
Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.6 mm At GFL Charles Airport: 32.7 mm
Sunrise tomorrow: 5:51 am Sunset tomorrow: 6:23 pm
FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southeast and east near 15 mph or 24 km/h.
Weather: Fair at first, becoming partly cloudy to cloudy with scattered light to moderate showers and possibly isolated thunderstorms from late tonight.
MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 11:47 pm… Low at 7:17 am.
Tides for Vieux Fort Bay: High at 12:54 am… Low at 8:44 am.
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.
FORECAST FOR THE LESSER ANTILLES
Fair to partly cloudy with a few showers at first, becoming partly cloudy to cloudy with scattered showers and thunderstorms from late tonight into tomorrow.
TROPICAL WEATHER OUTLOOK
An approaching tropical wave, located a few hundred miles east of the Lesser Antilles, is moving westward near 17 mph or 28 km/h. This wave is expected to cause occasional cloudiness, scattered showers and possibly isolated thunderstorms over parts of the Lesser Antilles from late tonight into Tuesday.
Another tropical wave located over the eastern Tropical Atlantic is moving westward near 21 mph or 33 km/h. Gradual development of this wave is possible and a tropical depression could form during the latter part of the week.
A third tropical wave located over the far eastern tropical Atlantic is moving westward near 21 mph or 33 km/h.