Author: Saint Lucia Met Office

12:00 Noon Weather Report

Date: 19^th October, 2023

Forecaster: Venantius Descartes

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

Relative humidity at Hewanorra Airport is 71%.

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

Rainfall in the 24-hour period that ended at 8:00 am today: 

At Hewanorra Airport: Trace… At GFL Charles Airport: nil      

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm… At GFL Charles Airport: 68.7 mm. 

Sunset today: 5:42 pm.                Sunrise tomorrow: 5:55 am.           

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from between the east-northeast and northeast near 13 mph or 20 km/h, becoming lighter and variable at times.  

Weather: Partly cloudy to cloudy at times with 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: Low at present… High at 5:57 pm.

Tides for Vieux Fort Bay:   Low at 12:47 pm… High at 7:04 pm.

Seas: Today, slight with waves 2 to 4 feet or 0.6 to 1.2 metres.  Tonight into tomorrow, moderate to locally rough with waves 6 to 8 feet or 1.8 to 2.4 metres, mainly on the northern and eastern coast.

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

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to cloudy, with scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A mid to upper-level trough will continue to cause some cloudy periods with scattered showers and possibly isolated thunderstorms over parts of the Lesser Antilles, during the forecast period.

At 11:00 am today, the center of Tropical Storm Tammy was located near latitude 13.6 degrees North, longitude 55.7 degrees West or about 425 miles or 680 kilometers east-southeast of Guadeloupe. Tammy is moving toward the west-northwest near 15 mph or 24 km/h. A turn toward the northwest is forecast on Friday and this motion should continue into the weekend.  On the forecast track, the center of Tammy will move near or over the Leeward Islands Friday and Saturday. Maximum sustained winds are near 60 mph or 95 km/h, with higher gusts. Gradual strengthening is expected during the next few days, and Tammy is forecast to be at or near hurricane intensity when it moves near the Leeward Islands.  

A Tropical Storm Warning is in effect for Guadeloupe. Tropical Storm Watches have been issued for Barbados, Dominica, Martinique, Guadeloupe and the Leeward Islands. Interests in the region are advised to monitor the progress of this system.

Date: 19^th October, 2023

Forecaster: Vigil Saltibus/Shemma Joseph

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 26°C or 79°F.

Relative humidity at Hewanorra Airport is 75%.

Wind at Hewanorra Airport is blowing from the east-northeast 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 October so far:

At Hewanorra Airport: 178.5 mm.  

Sunset today: 5:42 pm.                Sunrise tomorrow: 5:55 am.           

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from between the northeast and east-northeast near 13 mph or 20 km/h, becoming lighter and variable at times.  

Weather: Partly cloudy to cloudy at times with a few showers at first.  From late afternoon into tomorrow, mostly cloudy skies 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 7:13 am… Low at 11:20 am.

Tides for Vieux Fort Bay:   High at 8:20 am…Low at 12:47 pm.

Seas: Today, slight with waves 2 to 4 feet or 0.6 to 1.2 metres.  Tonight into tomorrow, moderate to locally rough with waves 6 to 8 feet or 1.8 to 2.4 metres, mainly on the northern and eastern coast.

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

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to cloudy, with some scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A mid to upper-level trough will continue to cause some cloudy periods with scattered showers and possibly isolated thunderstorms over parts of the Lesser Antilles, during the forecast period.

At 5:00 am today, the center of Tropical Storm Tammy was located near latitude 13.5 degrees North, longitude 54.8 degrees West or about 480 miles or 775 kilometers east-southeast of Guadeloupe. Maximum sustained winds remain near 40 mph or 65 km/h, with higher gusts. Gradual strengthening is forecast during the next few days. Tammy is moving toward the west near 17 mph or 28 km/h.

A turn toward the west-northwest is forecast by tonight, followed by a turn toward the northwest Friday night or Saturday.  On the forecast track, the center of Tammy will move near or over the Leeward Islands Friday and Saturday.

Tropical Storm Watches have been issued for Barbados, Dominica, Martinique, Guadeloupe, Antigua and Barbuda, Montserrat and Nevis. Additional watches and warnings will likely be required later today. Interests in the region are advised to monitor the progress of this system.

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 81%.

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

Rainfall in the 24-hour period that ended at 2:00 pm today: 

At Hewanorra Airport: trace.      At GFL Charles Airport: 0.2 mm.  

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm.   At GFL Charles Airport: 68.7 mm. 

Sunrise tomorrow: 5:55 am.            Sunset tomorrow: 5:42 pm.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 15 mph or 24 km/h.  

Weather: Partly cloudy skies, becoming cloudy at times with a few scattered showers and a slight 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 12:26 am…High at 7:13 am.

Tides for Vieux Fort Bay:   High at 6:20 pm…Low at 1:53 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 cloudy at times, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A mid to upper-level trough, will continue to cause some cloudy periods with scattered showers and possibly isolated thunderstorms over parts of the Lesser Antilles, during the forecast period.

At 5:00 pm toady, Tropical Storm Tammy formed in the western tropical Atlantic. The center of Tropical Storm Tammy was located near latitude 13.0 North, longitude 51.7 West or about 625 miles or 1005 kilometers east of the Windward Islands. Maximum sustained winds are near 40 mph or 65 km/h with higher gusts. Gradual strengthening is forecast during the next couple of days.

Tammy is moving toward the west near 23 mph or 37 km/h. A westward motion at a slower forward speed is expected through Thursday. A turn toward the west-northwest is forecast by Thursday night, followed by a turn toward the northwest Friday night or Saturday.  On the forecast track, the center of Tammy will move near or over the Leeward Islands Friday and Saturday.

 Tropical Storm Watches have been issued for Barbados, Dominica, Martinique and Guadeloupe. Additional watches and warnings will likely be required later tonight or on Thursday. Interests in the region are advised to monitor the progress of this system.

Date: 18th October, 2023
Forecaster: Maclean Jn Baptiste

Present weather at Hewanorra Airport is fair.
Present weather at GFL Charles Airport is partly cloudy.
Present temperature at Hewanorra Airport is 32°C or 90°F.
Last night’s minimum temperature at Hewanorra Airport was 28°C or 82°F.
Relative humidity at Hewanorra Airport is 70%.
Wind at Hewanorra Airport is blowing from the east at 15 mph or 24 km/h.
Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: trace. At GFL Charles Airport: 0.2 mm.
Total rainfall for the month of October so far:
At Hewanorra Airport: 178.5 mm. At GFL Charles Airport: 68.7 mm.

Sunset today: 5:42 pm. Sunrise tomorrow: 5:55 am.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 15 mph or 24 km/h.
Weather: Partly cloudy skies, becoming cloudy at times with a few scattered showers and a slight 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 5:13 pm…Low at 12:26 am.
Tides for Vieux Fort Bay: Low at 12:13 pm…High at 6:20 pm.
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

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

TROPICAL WEATHER OUTLOOK
A mid to upper-level trough, will continue to cause some cloudy periods with scattered showers and possibly isolated thunderstorms over parts of the Lesser Antilles, during the forecast period.
A broad area of low pressure located about 850 miles or 1368 kilometers east of the Windward Islands, has a high chance of tropical cyclone formation during the next 48 hours. The system is moving westward to west-northwestward, and is expected to be in the vicinity of the Lesser Antilles by Friday. Interests in the region are advised to monitor the progress of this system.

6:00 am Weather Report

Date: 18^th October, 2023

Forecaster: Venantius Descartes

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 28°C or 82°F.

Relative humidity at Hewanorra Airport is 79%.

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 am today: 

At Hewanorra Airport: trace.          

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm.      

Sunset today: 5:42 pm.          Sunrise tomorrow: 5:55 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, becoming lighter

at times.  

Weather: Partly cloudy, becoming cloudy at times with 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 6:18 am…Low at 10:46 am.

Tides for Vieux Fort Bay:   High at 7:25 am…Low at 12:13 pm.

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

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to cloudy at times, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

A mid to upper-level trough, will cause some cloudy periods with scattered showers and possibly isolated thunderstorms over the Lesser Antilles, during the forecast period.

A broad area of low pressure located over the central tropical Atlantic, has a high chance of tropical cyclone formation during the next 48 hours. The system is moving westward to west-northwestward, and is expected to be in the vicinity of the Lesser Antilles by Friday. Interests in the region are advised to monitor the progress of this system.

Date: 17^th October, 2023

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 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: trace.          At Hewanorra Airport: 8.9 mm.

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm.       At Hewanorra Airport: 68.7 mm.

Sunrise tomorrow: 5:55 am.            Sunset tomorrow: 5:42 pm.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 14 mph or 22 km/h, becoming lighter at times.  

Weather: Partly cloudy, becoming cloudy at times with a few 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 present…Low at 11:34 pm…High at 6:18 am.

Tides for Vieux Fort Bay:   High at present…Low at 01:01 am…High at 7:25 am.

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

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to cloudy at times, with widely scattered showers and a chance of isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

Moisture and instability associated with mid to upper-level trough, will cause some cloudy periods with scattered showers and possibly isolated thunderstorms over the Lesser Antilles, during the next 24 hours.

A broad area of low pressure located over the central tropical Atlantic, has a high chance of tropical cyclone formation during the next 48 hours. The system is expected to be in the vicinity of the Lesser Antilles over the weekend. Interests in the region are advised to monitor the progress of this system.

12:00 noon Weather Report

Date: 17^th October, 2023

Forecaster: Vigil Saltibus

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 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 8:00 am today: 

At Hewanorra Airport: 19.2 mm   At Hewanorra Airport: 8.7 mm    

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm   At Hewanorra Airport: 68.5 mm   

Sunset today: 5:43 pm      Sunrise tomorrow: 5:55 am

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from the east near 12 mph or 19 km/h, becoming lighter at times.  

Weather: Partly cloudy skies becoming 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: High at 4:38 pm…Low at 11:34 pm.

Tides for Vieux Fort Bay:   High at 5:45 pm…Low at 01:01 am.

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

FORECAST FOR THE LESSER ANTILLES

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

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will continue to generate light to moderate easterly winds across the Lesser Antilles, over the next few days.

A weak low to mid-level trough will generate some periods of increased moisture instability over the region, producing some cloudy periods with scattered showers and possibly isolated thunderstorms over the Lesser Antilles, during the next 24 hours.

An area of low pressure located 1100 miles east of the Windward Islands has a medium chance of tropical cyclone formation during the next 48 hours. Interests in the Lesser Antilles should monitor the progress of this system.

Date: 17th October, 2023
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 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 84%.
Wind at Hewanorra Airport is blowing from the east-northeast at 10 mph or 17 km/h.
Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: 19.2 mm
Total rainfall for the month of October so far:
At Hewanorra Airport: 178.5 mm.

Sunset today: 5:43 pm. Sunrise tomorrow: 5:55 am.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from the east near 12 mph or 19 km/h, becoming lighter at times.
Weather: Fair skies, becoming 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: High at present…Low at 10:16 am…High at 4:38 pm.
Tides for Vieux Fort Bay: High at 6:37 am…Low at 11:43 am…High at 5:45 pm.
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

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

TROPICAL WEATHER OUTLOOK
The Atlantic High-Pressure System will continue to generate light to moderate easterly winds across the Lesser Antilles, over the next few days.
Moist and unstable conditions over the region, will cause some cloudy periods with scattered showers and possibly isolated thunderstorms over the Lesser Antilles, during the next 24 hours.
An area of low pressure located over the central Tropical Atlantic, is moving westward near 9 mph or 15 km/h. This system has a medium chance of tropical cyclone formation during the next 48 hours. Interests in the Lesser Antilles should monitor the progress of this system.

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is partly cloudy.

Present weather at GFL Charles Airport is partly cloudy.

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

Today’s maximum temperature at Hewanorra Airport was 33°C or 91°F.

Relative humidity at Hewanorra Airport is 82%.

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: 19.2 mm        At GFL Charles Airport: nil.

Total rainfall for the month of October so far:

At Hewanorra Airport: 178.5 mm.       At GFL Charles Airport: 59.8 mm.

Sunrise tomorrow: 5:55 am.            Sunset tomorrow: 5:43 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, becoming lighter at times.  

Weather: Partly cloudy skies 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: Low at 10:49 pm… High at 5:30 am.

Tides for Vieux Fort Bay:   Low at 12:16 am… High at 6:37 am.

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

TROPICAL WEATHER OUTLOOK

Moist and unstable conditions over the southern Lesser Antilles, will cause some cloudy periods with scattered showers and isolated thunderstorms over the southern Windward Islands and areas further south, during the next 24 hours.

The Atlantic High-Pressure System will continue to generate light to moderate easterly winds across the Lesser Antilles over the next few days. Low-level cloud drifting with the wind flow will cause a few showers over the northern and central portions of the region during the forecast period.  

An area of low pressure located over the central Tropical Atlantic, is moving westward near 9 mph or 15 km/h. This system has a high chance of tropical cyclone formation during the next seven days.

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

Date: 16^th October, 2023

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 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 67%.

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 8:00 am today: 

At Hewanorra Airport: trace.        At GFL Charles Airport: nil.

Total rainfall for the month of October so far:

At Hewanorra Airport: 159.3 mm.     At GFL Charles Airport: 59.8 mm.

Sunset today: 5:43 pm.             Sunrise tomorrow: 5:55 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, becoming lighter at times.  

Weather: Fair skies becoming 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: High at 4:07 pm…Low at 10:49 pm.

Tides for Vieux Fort Bay:   High at 5:14 pm…Low at 12:16 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 scattered showers, mainly over the southern Leeward to central Windward Islands. 

TROPICAL WEATHER OUTLOOK

The Atlantic High-Pressure System will continue to generate light to moderate easterly winds across the Lesser Antilles over the next few days. Low-level clouds drifting along this wind flow, will cause a few scattered showers over the central portion of region during the forecast period.

An area of low pressure located over the central Tropical Atlantic, is moving westward near 9 mph or 15 km/h. This system has a high chance of tropical cyclone formation during the next seven days.

A tropical wave located over the eastern Tropical Atlantic is moving westward near 10 mph or 17 km/h.