Saint Lucia Meteorological Services

6:00 pm Weather Report

Date: 03^rd September, 2025

Forecaster: Vigil Saltibus

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 73%.

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: 7.7 mm          At GFL Charles Airport: 2.6 mm

Total rainfall for the month of September so far:
At Hewanorra Airport: 7.7 mm          At GFL Charles Airport: 5.8 mm

Sunrise tomorrow: 5:52 am        Sunset tomorrow: 6:13 pm       

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

Weather: Fair skies, becoming cloudy at times with brief 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 12:39 am…Low at 7:50 am.  

Tides for Vieux Fort Bay:   Low at 7:11 pm…High at 1:46 am…Low at 9:17 am  

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 occasionally cloudy skies, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days.

A weak trough system will generate some cloudy periods with showers and possibly thunderstorms over the Lesser Antilles, during the next 24 hours.

Another tropical wave located over the far eastern Tropical Atlantic, is moving westward near 15 mph or 24 km/h. Gradual development of this system is expected over the next few days.

Date: 03rd September, 2025
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is partly cloudy with showers nearby.
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 26°C or 79°F.
Relative humidity at Hewanorra Airport is 69%.
Wind at Hewanorra Airport is blowing from the east-southeast at 17 mph or 28 km/h.
Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 7.7 mm At GFL Charles Airport: 2.8 mm
Total rainfall for the month of September so far:
At Hewanorra Airport: 7.7 mm At GFL Charles Airport: 2.8 mm

Sunset today: 6:13 pm Sunrise tomorrow: 5:52 am

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between east and east-southeast near 17 mph or 28 km/h.
Weather: Partly cloudy to cloudy at times, with brief 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 1:48 pm…Low at 5:44 pm.
Tides for Vieux Fort Bay: High at 2:55 pm…Low at 7:11 pm.
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to occasionally cloudy skies, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK
The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days.
A weak tropical wave and an upper-level trough will generate some cloudy periods with showers and possibly thunderstorms over the Lesser Antilles, during the next 24 hours.
Another tropical wave located over the far eastern Tropical Atlantic, is moving westward near 15 mph or 24 km/h. Gradual development of this system is expected over the next few days.

6:00 am Weather Report

Date: 03^rd September, 2025

Forecaster: Venantius Descartes

Present weather at Hewanorra Airport is partly cloudy with showers nearby.

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

Last night’s minimum temperature at Hewanorra Airport was 26°C or 79°F.
Relative humidity at Hewanorra Airport is 77%.

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 8:00 pm last night:
At Hewanorra Airport: Trace     

Total rainfall for the month of September so far:
At Hewanorra Airport: Trace     

Sunset today: 6:13 pm           Sunrise tomorrow: 5:52 am                       

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between east and east-southeast near 16 mph or 26 km/h.

Weather: Partly cloudy to 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 7:13 am… High at 1:48 pm.

Tides for Vieux Fort Bay:   Low at 8:40 am… High at 2:55 pm.

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

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to occasionally cloudy skies, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region during the next few days.

A weak tropical wave and an upper level trough will generate some cloudy periods and showers over the Lesser Antilles during the forecast period.

Another tropical wave located over the far eastern Tropical Atlantic, is moving westward near 15 mph or 24 km/h. Gradual development of this system is expected over the next few days.

6:00 pm Weather Report

Date: 02^nd September, 2025

Forecaster: Venantius Descartes

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 73%.

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 2:00 pm today:
At Hewanorra Airport: Trace      At GFL Charles: 3.1 mm

Total rainfall for the month of September so far:
At Hewanorra Airport: Trace      At GFL Charles: 3.2 mm

Sunrise tomorrow: 5:52 am        Sunset tomorrow: 6:13 pm            

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between east and east-southeast near 18 mph or 30 km/h.

Weather: Fair to partly cloudy skies with a few showers and a chance of isolated thunderstorms from tomorrow.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 11:37 pm… Low at 7:13 am.

Tides for Vieux Fort Bay:   Low at present… High at 12:44 am.

Seas: Slight to moderate with waves 2 to 4 feet or 0.3 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to occasionally cloudy skies, with widely scattered light to moderate showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region. Pockets of moisture and instability within the wind flow, will result in occasional showers tonight.

An approaching tropical wave and an upper level trough will generate some cloudy periods and scattered showers over the Lesser Antilles from tomorrow into Thursday.

Another tropical wave located over the far eastern Tropical Atlantic, is moving westward near 15 mph or 24 km/h. Gradual development of this system is expected over the next few days.

Date: 02^nd September, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is partly cloudy.

Present temperature at Hewanorra Airport is 27°C or 81°F.

Last night’s minimum temperature at Hewanorra Airport was 27°C or 81°F.
Relative humidity at Hewanorra Airport is 80%.

Wind at Hewanorra Airport is blowing from the east-southeast at 13 mph or 20 km/h.

Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: 7.5 mm.

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

Sunset today: 6:14 pm.          Sunrise tomorrow: 5:52 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.

Weather: Fair skies occasionally becoming cloudy, with some scattered showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 6:24 am…High at 1:14 pm.

Tides for Vieux Fort Bay:   Low at 7:51 am…High at 2:21 pm.

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

FORECAST FOR THE LESSER ANTILLES
Fair skies becoming cloudy at times, with widely scattered light to moderate showers.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days. Pockets of moisture and instability within the wind flow, will result in occasional showers over the Lesser Antilles, during the forecast period.

A tropical wave located over the western Tropical Atlantic, is moving westward near 15 mph or 24 km/h. This wave is expected to affect our region from tomorrow into Thursday.

Another tropical wave located over the far eastern Tropical Atlantic, is also moving westward near 15 mph or 24 km/h. Gradual development of this system is expected over the next few days.

Date: 01^st September, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is partly cloudy with light haze.

Present weather at GFL Charles Airport is partly cloudy.

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 76%.

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

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 7.5 mm.       At GFL Charles Airport: 0.7 mm.

Total rainfall for the month of August:
At Hewanorra Airport: 96.4 mm.      At GFL Charles Airport: 98.9 mm.

Sunrise tomorrow: 5:52 am.          Sunset tomorrow: 6:14 pm.

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.

Weather: Fair skies occasionally becoming cloudy, with a few light to moderate showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 10:21 pm…Low at 6:24 am.

Tides for Vieux Fort Bay:   High at 11:28 pm…Low at 7:51 am.

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

FORECAST FOR THE LESSER ANTILLES
Fair skies becoming cloudy at times, with scattered light to moderate showers.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days. Pockets of moisture and instability within the wind flow, will result in occasional showers over the Lesser Antilles, during the forecast period.

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

Another tropical wave located over the far eastern Tropical Atlantic, is also moving westward near 15 mph or 24 km/h. Some slow development of this system is possible over the next few days.

12:00 Noon Weather Report

Date: 01^st September, 2025

Forecaster: Venantius Descartes

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is cloudy with showers nearby.

Present temperature at Hewanorra Airport is 31°C or 79°F.

Last night’s minimum temperature at Hewanorra Airport was 26°C or 79°F.
Relative humidity at Hewanorra Airport is 69%.

Wind at Hewanorra Airport is blowing from the east-southeast at 15 mph or 24 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 7.5 mm.    At GFL Charles: 0.6 mm.

Total rainfall for the month of August:
At Hewanorra Airport: 96.4 mm.   At GFL Charles: 98.9 mm.

Sunset today: 6:14 pm            Sunrise tomorrow: 5:52 am        

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 14 mph or 22 km/h.

Weather: Fair skies, becoming occasionally cloudy with a few light to moderate showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at present… Low at 2:56 pm.

Tides for Vieux Fort Bay:   High at 1:22 pm… Low at 4:23 pm.

Seas: Slight with waves 2 to 3 feet or 0.6 to 0.9 metre.

FORECAST FOR THE LESSER ANTILLES
Fair skies, becoming cloudy at times with scattered, light to moderate showers.

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days. Pockets of moisture and instability within the wind flow, will result in occasional showers over portions of the Lesser Antilles, during the forecast period.

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

Another tropical wave located over the far eastern Tropical Atlantic is moving westward near 15 mph or 24 km/h. Some slow development of this system is possible over the next few days.

6:00 am Weather Report

Date: 01^st September, 2025

Forecaster: Vigil Saltibus

Present weather at Hewanorra Airport is cloudy with showers.

Present temperature at Hewanorra Airport is 26°C or 79°F.

Last night’s minimum temperature at Hewanorra Airport was 26°C or 79°F.
Relative humidity at Hewanorra Airport is 84%.

Wind at Hewanorra Airport is blowing from the northeast at 3 mph or 6 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 August thus far:
At Hewanorra Airport: 88.9 mm

Sunset today: 6:14 pm            Sunrise tomorrow: 5:52 am        

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 16 mph or 26 km/h.

Weather: Fair skies, becoming occasionally cloudy with some scattered light to moderate showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 12:15 pm…Low at 2:56 pm.

Tides for Vieux Fort Bay:   Low at 6:44 am…High at 1:22 pm.

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

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

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will maintain light to moderate easterly winds across the Eastern Caribbean region, during the next few days. Pockets of moisture and instability embedded in the wind flow, will result in occasional scattered showers and cloudiness over portions of the Lesser Antilles, during the forecast period.

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

Another tropical wave located over the far eastern Tropical Atlantic is moving westward near 15 mph or 24 km/h. Some slow development of this system is possible over the next few days.

Date: 31st August, 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 30°C or 86°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 east at 13 mph or 20 km/h.
Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: nil. At GFL Charles Airport: 0.7 mm.
Total rainfall for the month of August thus far:
At Hewanorra Airport: 88.9 mm. At GFL Charles Airport: 98.3 mm.

Sunrise tomorrow: 5:52 am. Sunset tomorrow: 6:15 pm.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the between east and east-southeast near 15 mph or 24 km/h.
Weather: Generally fair skies, becoming 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 09:03 pm…Low at 5:17 am.
Tides for Vieux Fort Bay: High at 10:10 pm…Low at 6:44 am.
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies, becoming at times with a few brief scattered showers.

TROPICAL WEATHER OUTLOOK
Weak unstable conditions will cause a few scattered showers over portions of the Lesser Antilles, during the forecast period.
A tropical wave located over the central Tropical Atlantic, is moving westward near 12 mph or 19 km/h.
Another tropical wave is now moving off the west coast of Africa. Some slow development of this system is possible, while it moves westward across the eastern and central Tropical Atlantic near 15 mph or 24 km/h.

Date: 31^st August, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is partly cloudy.

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 64%.

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: 1.9 mm.       At GFL Charles Airport: 1.0 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 88.9 mm.      At GFL Charles Airport: 98.3 mm.

Sunset today: 6:15 pm.              Sunrise tomorrow: 5:52 am.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 16 mph or 26 km/h.

Weather: Fair to partly cloudy, 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 1:37 pm…High at 9:03 pm.

Tides for Vieux Fort Bay:   Low at 3:04 pm…High at 10:10 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 scattered showers.

TROPICAL WEATHER OUTLOOK

Weak unstable conditions will cause a few scattered showers over the Lesser Antilles, during the forecast period.

A tropical wave located over the central Tropical Atlantic, is moving westward near 12 mph or 19 km/h.

Another tropical wave is about to emerge off the west coast of Africa. Some slow development of this system is possible, while it moves westward across the eastern and central Tropical Atlantic near 15 mph or 24 km/h.