Saint Lucia Meteorological Services

6:00 am Weather Report

Date: 01^st October, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is partly cloudy.

Present temperature at Hewanorra Airport is 28°C or 82°F.

Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 76%.

Wind at Hewanorra Airport is blowing from the east at 9 mph or 15 km/h.

Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: nil.

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm.

Sunset today: 5:53 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 southeast near 12 mph or 19 km/h, becoming lighter at times.

Weather: Partly cloudy, becoming cloudy at times with some scattered showers and a chance of isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 12:27 pm… Low at 4:11 pm.

Tides for Vieux Fort Bay:   Low at 7:08 am… High at 1:34 pm.

Seas: Slight to moderate with waves 2 to 5 feet or 0.6 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to cloudy skies with scattered showers and isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

Moist and unstable conditions, accompanied by light winds are expected to cause occasional cloudiness, scattered showers and isolated thunderstorms over the region during the forecast period.

A tropical wave located over the western Tropical Atlantic is moving westward near 17 mph or 28 km/h. This wave is expected to slow down and is now forecast to affect our region on Thursday.

A second tropical wave located just off the west African coast is moving westward near 12 mph or 19 km/h.

Tropical cyclone formation is not expected over the tropical Atlantic during the next seven days.

6:00 pm Weather Report

Date: 30^th September, 2025

Forecaster: Emmanuel Descartes

Present weather at Hewanorra Airport is fair.

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 74%.

Wind at Hewanorra Airport is blowing from the east at 14 mph or 22 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 September so far:
At Hewanorra Airport: 67.4 mm.      At GFL Charles Airport: 60.0 mm.

Sunrise tomorrow: 5:53 am.              Sunset 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 16 mph or

26 km/h, becoming lighter at times.

Weather: Partly cloudy, becoming cloudy at times with some scattered showers and a chance of isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 09:42 pm ..Low at 5:41 am.

Tides for Vieux Fort Bay:  High at 10:49 pm…Low at 7:08 am.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to cloudy skies with scattered showers and isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A weak trough system is expected to cause occasional cloudiness, scattered showers and isolated thunderstorms over the region during the forecast period.

A tropical wave located over the western Tropical Atlantic is moving westward near 17 mph or 28 km/h. This wave is expected to affect our region from late Wednesday into Thursday.

A second tropical wave located just off the west African coast is moving westward near 12 mph or 19 km/h.

Date: 30^th September, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is partly cloudy.

Present temperature at Hewanorra Airport is 31°C or 88°F.

Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 65%.

Wind at Hewanorra Airport is blowing from the east at 16 mph or 26 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: nil.          At GFL Charles Airport: trace.

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm.      At GFL Charles Airport: 60.0 mm.

Sunset today: 5:54 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 16 mph or 26 km/h, becoming lighter at times.

Weather: Fair to partly cloudy with a few showers this afternoon, becoming occasionally cloudy with scattered showers and a chance of isolated thunderstorms from tonight.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at present…Low at 2:15 pm.

Tides for Vieux Fort Bay:  High at 12:39 pm…Low at 3:42 pm.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair to partly cloudy with a few showers this afternoon, becoming occasionally cloudy with scattered showers and isolated thunderstorms from tonight.

TROPICAL WEATHER OUTLOOK

A weak trough system is expected to cause occasional cloudiness, scattered showers and isolated thunderstorms over the region during the forecast period.

A tropical wave located over the western Tropical Atlantic is moving westward near 17 mph or 28 km/h. This wave is expected to affect our region from late Wednesday into Thursday.

A second tropical wave located just off the west African coast is moving westward near 12 mph or 19 km/h.

6:00 am Weather Report

Date: 30^th September, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is fair.

Present temperature at Hewanorra Airport is 28°C or 82°F.

Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 75 %.

Wind at Hewanorra Airport is blowing from the east at 14 mph or 22 km/h.

Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: nil.      

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm.

Sunset today: 5:54 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 16 mph or 26 km/h, becoming lighter at times.

Weather: Partly cloudy skies, becoming cloudy at times with scattered showers which may be heavy in some areas and isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 11:32 am… Low at 2:15 pm.

Tides for Vieux Fort Bay:   Low at 6:02 am… High at 12:39 pm.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to cloudy skies, with scattered showers which may be locally heavy and isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A weak trough system is expected to cause occasional cloudiness, scattered showers and isolated thunderstorms over the region during the forecast period.

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 our region from late Wednesday into Thursday.

A second tropical wave located just off the west African coast is moving westward near 12 mph or 19 km/h.

6:00 pm Weather Report

Date: 29^th September, 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 30°C or 86°F.

Today’s maximum temperature at Hewanorra Airport was 32°C or 90°F.
Relative humidity at Hewanorra Airport is 69 %.

Wind at Hewanorra Airport is blowing from the east at 17 mph or 28 km/h.

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: nil. At GFL Charles Airport: 3.1 mm 

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm. At GFL Charles Airport: 60.0 mm

Sunrise tomorrow: 5:53 am        Sunset tomorrow: 5:54 pm                                    

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east and east-southeast near 17 mph or 28 km/h.

Weather: Fair skies, becoming cloudy at times 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 8:20 pm… Low at 4:35 am.

Tides for Vieux Fort Bay:   High at 9:27 pm… Low at 6:02 am.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Over the southern Windward Islands and areas further south, partly cloudy to cloudy with scattered showers and isolated thunderstorms. Elsewhere, fair skies, becoming cloudy at times with a few showers.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System is expected to limit shower activity over most of the region during the forecast period.

Moist and unstable conditions over the extreme southern Lesser Antilles will cause cloudiness with scattered showers and isolated thunderstorms over that part of the region, during the next 24 hours.

A weak trough system is expected to cause cloudiness, scattered showers and isolated thunderstorms over the region from late tomorrow into Wednesday.

A tropical wave located over the central Tropical Atlantic is moving westward near 15 mph or 24 km/h.  

12:00 noon Weather Report

Date: 29^th September, 2025

Forecaster: Emmanuel Descartes

Present weather at Hewanorra Airport is partly cloudy.

Present weather at GFL Charles Airport is fair.

Present temperature at Hewanorra Airport is 31°C or 88°F.

Last night’s minimum temperature at Hewanorra Airport was 28°C or 82°F.
Relative humidity at Hewanorra Airport is 64 %.

Wind at Hewanorra Airport is blowing from the east at 17 mph or 28` km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: nil. At GFL Charles Airport: 3.1 mm 

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm. At GFL Charles Airport: 60.0 mm

Sunset today: 5:54 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 17 mph or 28 km/h.

Weather: Fair and hazy, becoming cloudy at times with a few showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 12:46 pm…High at 8:20 pm.

Tides for Vieux Fort Bay:   Low at 02:13 pm…High at 09:27 pm.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair and hazy, becoming cloudy at times with a few scattered showers.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System is expected to generate a moderate easterly to east southeasterly wind flow across the Lesser Antilles. Meanwhile, weak unstable conditions in the lower atmosphere will cause occasional cloudiness with showers over the region, during the forecast period.

A tropical wave located over the central Tropical Atlantic is moving westward near 15 mph or 24 km/h.

Date: 29th September, 2025
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is fair.
Present temperature at Hewanorra Airport is 28°C or 82°F.
Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 70%.
Wind at Hewanorra Airport is blowing from the east at 13 mph or 20 km/h.
Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: 1.0 mm.
Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm.

Sunset today: 5:54 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 18 mph or 30 km/h.
Weather: Fair to partly cloudy and warm, 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 09:39 am…Low at 12:46 pm.
Tides for Vieux Fort Bay: High at 10:46 am…Low at 02:13 pm.
Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair and hazy, becoming cloudy at times with a few scattered showers, mainly over the southern portion of the Lesser Antilles.

TROPICAL WEATHER OUTLOOK
The Atlantic High-Pressure System will become the dominant weather feature across the Lesser Antilles, during the next 24 hours. Meanwhile, weak unstable conditions in the atmosphere, will cause occasional cloudiness with showers over the southern portion of the region, during the forecast period.

A tropical wave located over the central Tropical Atlantic is moving westward near 15 mph or 24 km/h.

Date: 28th September, 2025
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is fair and hazy.
Present weather at GFL Charles Airport is fair and hazy.
Present temperature at Hewanorra Airport is 30°C or 86°F.
Today’s maximum temperature at Hewanorra Airport was 33°C or 91°F.
Relative humidity at Hewanorra Airport is 70%.
Wind at Hewanorra Airport is blowing from the east-southeast at 18 mph or 30 km/h.
Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 1.0 mm At GFL Charles Airport: trace.
Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm. At GFL Charles Airport: 56.9 mm.

Sunrise tomorrow: 5:53 am Sunset tomorrow: 5:54 pm

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southeast and east-southeast near 17 mph or 28 km/h.
Weather: Generally fair, hazy 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 7:14 pm…Low at 3:08 am.
Tides for Vieux Fort Bay: High at 8:21 pm…Low at 4:35 am.
Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair and hazy, becoming cloudy at times with a few scattered showers.

TROPICAL WEATHER OUTLOOK
The Atlantic High-Pressure System will become the dominant weather feature across the Lesser Antilles, during the next 24 hours. Patches of low-level clouds drifting along the wind flow, may cause occasional brief showers over the islands from time to time.
A tropical wave located over the eastern Tropical Atlantic is moving westward near 12 mph or 19 km/h.

…Tropical Storm Imelda Forms South of the Bahamas…
At 5:00 pm today, the center of Tropical Storm Imelda was located near latitude 24.2 degrees North, longitude 77.3 degrees West or about 55 miles or 90 kilometers south southwest of the northwest Bahamas. Imelda is moving toward the north near 9 mph or 15 km/h. Maximum sustained winds are near 40 mph or 65 km/h, with higher gusts. Imelda is forecast to become a hurricane by late Monday or Tuesday.

12:00 noon Weather Report

Date: 28^th September, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is fair and hazy.

Present weather at GFL Charles Airport is partly cloudy and hazy.

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 61%.

Wind at Hewanorra Airport is blowing from the southeast at 18 mph or 30 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 1.0 mm     At GFL Charles Airport: nil.         

Total rainfall for the month of September so far:
At Hewanorra Airport: 67.4 mm.   At GFL Charles Airport: 56.9 mm.

Sunset today: 5:55 pm      Sunrise tomorrow: 5:53 am                                              

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the southeast near 17 mph or 28 km/h, becoming lighter at times.

Weather: Fair, hazy and warm, becoming cloudy at times with a few showers and a chance of isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 12:08 pm… High at 7:14 pm.

Tides for Vieux Fort Bay:   Low at 1:35 pm… High at 8:21 pm.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair and hazy becoming cloudy at times with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

The atmosphere over the region is sufficiently moist and unstable to support the development of localized showers and possible isolated thunderstorms over some islands during the forecast period.

A tropical wave located over the eastern tropical Atlantic is moving westward near 21 mph or 33 km/h.

6:00 am Weather Report

Date: 28^th September, 2025

Forecaster: Emmanuel Descartes

Present weather at Hewanorra Airport is fair and hazy.

Present temperature at Hewanorra Airport is 28°C or 82°F.

Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 79%.

Wind at Hewanorra Airport is blowing from the south-southeast at 12 mph or 19 km/h.

Rainfall in the 24-hour period that ended at 8:00 pm last night:
At Hewanorra Airport: nil.           

Total rainfall for the month of September so far:
At Hewanorra Airport: 66.4 mm.  

Sunset today: 5:55 pm      Sunrise tomorrow: 5:53 am                                              

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southeast and east-southeast near 12 mph or 19 km/h, becoming lighter at times.

Weather: Fair skies, becoming cloudy at times 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 8:08 am…Low at 12:08 pm.

Tides for Vieux Fort Bay:   High at 9:25 am…Low at 1:35 pm.

Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to cloudy at times with a few scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

The Atlantic high pressure system is expected to build across the region.

Weak unstable conditions will cause a few scattered showers to develop over the islands during the forecast period.

At 5:00 am today, the center of Tropical Depression Nine was located near latitude 23.0 North, longitude 77.2 West or about 275 miles or 440 km northwest of the eastern tip of Cuba. The system is moving towards the north northwest near 7 mph or 11 km/h.  Maximum sustained winds are near 35 mph or 55 km/h, with higher gusts. The system is expected to become a tropical storm later today and a hurricane by late Monday or Tuesday. This system is not expected to affect the Lesser Antilles.

At 5:00 pm today, the eye of Hurricane Humberto was located near Latitude 23.9 degrees north, longitude 63.3 degrees west or about 585 miles or 945 kilometres south of Bermuda. Humberto is moving toward the west-northwest near 13 mph or 20 km/h. Maximum sustained winds are near 155 mph or 560 km/h, with higher gusts.  Humberto is an extremely category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale.  Humbert will likely remain a powerful major hurricane for the next several days.

A westward moving tropical wave is located over the far eastern Tropical Atlantic.