Saint Lucia Meteorological Services

6:00 pm Weather Report

Date: 18^th December, 2025

Forecaster: Glenn Antoine

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is fair.

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

Today’s maximum temperature at Hewanorra Airport was 30°C or 86°F.
Relative humidity at Hewanorra Airport is 73%.

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: 0.7 mm     At GFL Charles Airport: 5.5 mm.  

Total rainfall for the month of December so far:
At Hewanorra Airport: 44.4 mm.  A GFL Charles Airport:  64.9 mm. 

Sunrise tomorrow: 6:22 am.                  Sunset tomorrow: 5:40 pm.                                                                     

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 18 mph or 30 km/h, with occasional gusts.

Weather: Fair to partly cloudy and breezy, 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 09:20 pm…High at 3:56 am.  

Tides for Vieux Fort Bay:   Low at 10:47 pm…High at 5:03 am.    

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 8 feet or

1.8 to 2.4 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy and breezy, with a few showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level clouds drifting along the wind flow will cause some showers over the Lesser Antilles, during the forecast period.

12:00 Noon Weather Report

Date: 18^th December, 2025

Forecaster: Venantius Descartes

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is partly cloudy.

Present temperature at Hewanorra Airport is 30°C or 86°F.

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 71%.

Wind at Hewanorra Airport is blowing from the east at 23 mph or 37 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: Trace.     At GFL Charles Airport: 4.4 mm.  

Total rainfall for the month of December so far:
At Hewanorra Airport: 43.7 mm.  A GFL Charles Airport:  62.8 mm. 

Sunset today: 5:39 pm.     Sunrise tomorrow: 6:22 am.                                                                

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 18 mph or 30 km/h, with occasional gusts.

Weather: Fair to partly cloudy and breezy, 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 2:12 pm… Low at 9:20 pm.  

Tides for Vieux Fort Bay:   High at 3:19 pm… Low at 10:47 pm.    

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 9 feet or      1.8 to 2.7 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy and breezy, with a few showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level clouds drifting along the wind flow will cause some showers over the Lesser Antilles, during the forecast period.

Date: 18^th December, 2025

Forecaster: Lucious Frederick

Present weather at Hewanorra Airport is cloudy with showers nearby.

Present temperature at Hewanorra Airport is 25 °C or 77°F.

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 83%.

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 2:00 am today:
At Hewanorra Airport: 0.2 mm.      

Total rainfall for the month of December so far:
At Hewanorra Airport: 43.7 mm.      

Sunset today: 5:39 pm.     Sunrise tomorrow: 6:22 am.                                                                

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 18 mph or 30 km/h, with occasional gusts.

Weather: Partly cloudy and breezy, becoming cloudy at times with some light to moderate showers, mostly during the morning hours.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 7:42 am… High at 2:12 pm.  

Tides for Vieux Fort Bay:   Low at 9:09 pm… High at 3:19 pm.     

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 9 feet or

      1.8 to 2.7 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to occasionally cloudy and breezy, with widely scattered showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level clouds drifting along the wind flow will cause some cloudy periods with scattered showers over parts of the Lesser Antilles, during the forecast period.

6:00 PM Weather Report

Date: 17^th December, 2025

Forecaster: Emmanuel Descartes

Present weather at Hewanorra Airport is partly cloudy.

Present weather at GFL Charles Airport is cloudy.

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

Today’s maximum temperature at Hewanorra Airport was 29°C or 84°F.
Relative humidity at Hewanorra Airport is 80%.

Wind at Hewanorra Airport is blowing from the east-southeast at 23 mph or 37 km/h.

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 7.2 mm.       At GFL Charles Airport: 2.2 mm.

Total rainfall for the month of December so far:
At Hewanorra Airport: 43.7 mm.      At GFL Charles Airport: 59.4 mm.

Sunrise tomorrow: 6:21 am.             Sunset tomorrow: 5:39 pm.                                                     

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 22 mph or 35 km/h, with a few gusts.

Weather: Fair to partly cloudy, and breezy, with a few isolated showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 8:42 pm…High at 03:23 am.  

Tides for Vieux Fort Bay:   Low at 10:09 pm…High at 04:30 am.     

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 8 feet or

      1.8 to 2.4 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy and breezy, with widely scattered showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level clouds drifting along the wind flow will cause some cloudy periods with scattered showers over parts of the Lesser Antilles, during the forecast period.

12:00 noon Weather Report

Date: 17^th December, 2025

Forecaster: Glenn Antoine

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.

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 79%.

Wind at Hewanorra Airport is blowing from the east-southeast at 23 mph or 37 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 7.2 mm.       At GFL Charles Airport: 14.6 mm.

Total rainfall for the month of December so far:
At Hewanorra Airport: 43.7 mm.      At GFL Charles Airport: 58.4 mm.

Sunset today: 5:39 pm.                 Sunrise tomorrow: 6:21 am.                                                    

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 22 mph or 35 km/h, with a few gusts.

Weather: Fair to partly cloudy, and breezy, with a few isolated showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 1:34 pm…Low at 08:42 pm.  

Tides for Vieux Fort Bay:   High at 2:41 pm…Low at 10:09 pm.     

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 8 feet or

      1.8 to 2.4 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy and breezy, with scattered showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level clouds drifting along the wind flow will cause some cloudy periods with scattered showers over parts of the Lesser Antilles, during the forecast period.

6:00 pm Weather Report

Date: 16^th December, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is cloudy.

Present weather at GFL Charles Airport is cloudy.

Present temperature at Hewanorra Airport is 25 °C or 77°F.

Today’s maximum temperature at Hewanorra Airport was 29°C or 84°F.
Relative humidity at Hewanorra Airport is 92%.

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

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 9.6 mm.         At GFL Charles Airport: 21.4 mm      

Total rainfall for the month of December so far:
At Hewanorra Airport: 42.8 mm.        At GFL Charles Airport: 57.2 mm 

Sunrise tomorrow: 6:21 am.            Sunset tomorrow: 5:39 pm.                                                 

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 22 mph or 35 km/h, with a few gusts.

Weather: Partly cloudy and windy 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 8:03 pm… High at 2:48 am.   

Tides for Vieux Fort Bay:   Low at 9:30 pm… High at 3:55 am.     

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 8 feet or 1.8 to 2.4 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy skies, with scattered light to moderate showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Moist and unstable conditions in the atmosphere will cause some cloudy periods with scattered showers over parts of the Lesser Antilles, during the forecast period.

12:00 NOON Weather Report

Date: 16^th December, 2025

Forecaster: Emmanuel Descartes

Present weather at Hewanorra Airport is cloudy with showers nearby.

Present weather at GFL Charles Airport is cloudy with showers.

Present temperature at Hewanorra Airport is 29 °C or 84°F.

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 78%.

Wind at Hewanorra Airport is blowing from the east at 22 mph or 35 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 3.3 mm.         At GFL Charles Airport: 8.0 mm 

Total rainfall for the month of December so far:
At Hewanorra Airport: 36.5 mm.   At GFL Charles Airport: 43.8 mm 

Sunset today: 5:38 pm.       Sunrise tomorrow: 6:21 am.                                              

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 22 mph or 35 km/h.

Weather: Partly cloudy to cloudy with scattered showers.

Residents in areas prone to flooding and landslides are advised to exercise caution.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 12:55 pm…Low at 8:03 pm.   

Tides for Vieux Fort Bay:   High at 2:02 pm…Low at 09:30 pm.     

Seas: Locally rough with waves and northeasterly to easterly swells 6 to 9 feet or

      1.8 to 2.7 metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy skies, with scattered light to moderate showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Moist and unstable conditions in the atmosphere will bring periods of cloudiness and scattered showers over parts of the Lesser Antilles, during the forecast period.

Date: 16th December, 2025
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is cloudy with showers nearby.
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 90%.
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 am today:
At Hewanorra Airport: nil.
Total rainfall for the month of December so far:
At Hewanorra Airport: 33.2 mm.

Sunset today: 5:38 pm. Sunrise tomorrow: 6:21 am.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 20 mph or 31 km/h.
Weather: Partly cloudy to cloudy at times with a few scattered showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 6:28 am…High at 12:55 pm.
Tides for Vieux Fort Bay: Low at 7:55 am…High at 02:02 pm.
Seas: Locally rough with waves and northeasterly to easterly swells 6 to 9 feet or 1.8 to 2.7 metres.
Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

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

WEATHER SUMMARY
The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.
Weak unstable conditions in the atmosphere will bring periods of cloudiness and scattered showers over parts of the Lesser Antilles, during the forecast period.

Date: 15th December, 2025
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is partly cloudy.
Present weather at GFL Charles Airport is partly cloudy with light haze.
Present temperature at Hewanorra Airport is 27 °C or 81°F.
Today’s maximum temperature at Hewanorra Airport was 30°C or 86°F.
Relative humidity at Hewanorra Airport is 85%.
Wind at Hewanorra Airport is blowing from the east at 10 mph or 17 km/h.
Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: nil. At GFL Charles Airport: 1.4 mm.
Total rainfall for the month of December so far:
At Hewanorra Airport: 33.2 mm. At GFL Charles Airport: 35.8 mm.

Sunrise tomorrow: 6:20 am. Sunset tomorrow: 5:38 pm.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 18 mph or 30 km/h.
Weather: Partly cloudy skies at first, becoming increasingly cloudy with some scattered light to moderate showers, from late tonight into tomorrow.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 7:21 pm…High at 2:08 am.
Tides for Vieux Fort Bay: Low at 8:48 pm…High at 3:15 am.
Seas: Locally rough with waves and easterly swells 6 to 9 feet or 1.8 to 2.7 metres.
Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES
Partly cloudy to occasionally cloudy skies, with some scattered showers.

WEATHER SUMMARY
The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.
Weak unstable conditions in the atmosphere, will bring occasional cloudiness and scattered showers over parts of the Lesser Antilles, during the forecast period.

12:00 noon Weather Report

Date: 15^th December, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is cloudy.

Present weather at GFL Charles Airport is partly cloudy.

Present temperature at Hewanorra Airport is 29 °C or 84°F.

Last night’s minimum temperature at Hewanorra Airport was 26°C or 79°F.
Relative humidity at Hewanorra Airport is 71%.

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: 1.4 mm.

Total rainfall for the month of December so far:
At Hewanorra Airport: 33.2 mm.   At GFL Charles Airport: 35.8 mm.

Sunset today: 5:38 pm.          Sunrise tomorrow: 6:20 am.                                                      

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

Weather: Fair skies, becoming cloudy at times, 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 12:16 pm…Low at 7:21 pm.   

Tides for Vieux Fort Bay:   High at 1:23 pm… Low at 8:48 pm.    

Seas: Locally rough with waves and easterly swells 6 to 9 feet or 1.8 to 2.7

      metres.

Small craft operators and sea bathers are advised to exercise caution due to brisk winds and locally rough seas.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy, with some scattered showers.

WEATHER SUMMARY

The Atlantic High-Pressure System will maintain moderate to brisk easterly winds and locally rough seas across the region, for the next couple of days.

Patches of low-level cloud drifting along the wind flow, will cause occasional showers over the Lesser Antilles, during the forecast period.