Saint Lucia Meteorological Services

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

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 25°C or 77°F.
Relative humidity at Hewanorra Airport is 73%.
Wind at Hewanorra Airport is blowing from the south at 15 mph or 24 km/h.
Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: nil At GFL Charles Airport: nil
Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm At GFL Charles Airport: 32.7 mm

Sunset today: 6:25 pm Sunrise tomorrow: 5:50 am

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southwest and south near 14 mph or 22 km/h, becoming lighter and variable or calm at times.
Weather: Fair and warm, becoming cloudy at times with a few scattered showers and possibly isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 2:05 pm…High at 09:07 pm.
Tides for Vieux Fort Bay: Low at 3:32 pm…High at 10:14 pm.
Seas: Slight to moderate with waves 3 to 6 feet or 0.9 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES
Over the Leeward Islands, cloudy to overcast with scattered moderate to heavy showers, periods of rain, gusty winds and thunderstorms. Elsewhere, fair skies occasionally becoming cloudy, with a few scattered showers and possibly isolated thunderstorms.

TROPICAL WEATHER OUTLOOK
Unstable conditions caused by Hurricane Erin are expected to cause cloudiness, showers and thunderstorms mainly over the Leeward Islands, during the next 24 hours.
…ERIN RAPIDLY STRENGTHENING, OUTER RAINBANDS AFFECTING THE NORTHERN LEEWARD ISLANDS…
At 11:00 am today, the center of Hurricane Erin was located near latitude 19.7 North, longitude 62.8 West or about 411 miles (662 km) north of St. Lucia. Erin is moving toward the west near 17 mph or 28 km/h. This motion is expected to continue through the weekend. On the forecast track, the center of Erin is likely to move just north of the northern Leeward Islands over the weekend. Maximum sustained winds have increased to near 155 mph or 250 km/h, with higher gusts. Erin is now a category 4 hurricane. Continued rapid strengthening is expected and Erin is forecast to become a Category 5 hurricane. Interests in the northern Leeward Islands should continue to monitor the progress of Hurricane Erin.

Two tropical waves located over the eastern and far eastern Tropical Atlantic, are moving westward near 15 and 9 mph or 24 and 15 km/h, respectively.

6:00 am Weather Report

Date: 16^th August, 2025

Forecaster: Lemuel O’Shaughnessy

Present weather at Hewanorra Airport is fair.

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

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 81%.

Wind at Hewanorra Airport is blowing from the southwest at 10 mph or 17 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 August thus far:
At Hewanorra Airport: 53.4 mm

Sunset today: 6:25 pm      Sunrise tomorrow: 5:50 am                      

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southwest and south near 12 mph or 19 km/h, becoming lighter and variable or calm at times.
Weather: Fair skies becoming cloudy at times, with some scattered showers and isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 10:15 am…Low at 2:05 pm.
Tides for Vieux Fort Bay:   High at 11:22 am…Low at 3:32 pm.  
Seas: Slight to moderate with waves 3 to 5 feet or 0.9 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Over the Leeward Islands, cloudy to overcast with scattered moderate to heavy showers, periods of rain and thunderstorms. Elsewhere, fair skies occasionally becoming cloudy, with some scattered showers and isolated thunderstorms.

TROPICAL WEATHER OUTLOOK

Unstable conditions caused by Hurricane Erin are expected to cause cloudiness, showers and thunderstorms mainly over the Leeward Islands, during the next 24 hours.

…ERIN RAPIDLY STRENGTHENING, OUTER RAINBANDS BEGINNING TO AFFECT THE NORTHERN LEEWARD ISLANDS…

At 5:00 am today, the center of Hurricane Erin was located near latitude 19.8 North, longitude 61.1 West or about 401 miles (645 km) north of St. Lucia. Erin is moving toward the west-northwest near 20 mph or 31 km/h. This motion is expected to continue through the weekend. On the forecast track, the center of Erin is likely to move just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 120 mph or 195 km/h with higher gusts. Erin is a category 3 hurricane. Continued rapid strengthening is expected, and Erin is forecast to become a Category 4 hurricane later today. Interests in the northern Leeward Islands should monitor the progress of Hurricane Erin.

Two tropical waves located over the eastern and far eastern tropical Atlantic, are moving slowly westward.

6:00 pm Weather Report

Date: 15^th August, 2025

Forecaster: Vigil Saltibus

Present weather at Hewanorra Airport is partly.

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 76%.

Wind at Hewanorra Airport is blowing from the west-northwest 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: 0.6 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm    At GFL Charles Airport: 32.7 mm.

Sunrise tomorrow: 5:50 am                       Sunset tomorrow: 6:25 pm

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the west and south near 10 mph or 17 km/h, becoming lighter and variable or calm at times.
Weather: Fair skies 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: High at 8:04 pm…Low at 3:32 am… High at 10:15 am
Tides for Vieux Fort Bay:   High at 9:11 pm…Low at 4:59 am…High at 11:22 am  
Seas: Moderate with waves and northeasterly and easterly swells 4 to 6 feet or 1.2 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies occasionally becoming cloudy, with a few scattered showers and isolated thunderstorms. Over the Leeward Islands, increasingly cloudy with scattered showers and thunderstorms. Tropical storm watches are in effect for the Leeward Islands.

TROPICAL WEATHER OUTLOOK

Unstable conditions ahead of Hurricane Erin are expected to cause cloudiness, showers and thunderstorms mainly over the Leeward Islands, during the next 24 hours.

..TROPICAL STORM WATCHES IN EFFECT FOR PORTIONS OF THE NORTHERN LEEWARD ISLANDS..

At 5:00 pm today, the center of Hurricane Erin was located near latitude 18.9 North, longitude 57.6 West or about 406 miles (654 km) north-northeast of St. Lucia. Erin is moving toward the west-northwest near 17 mph (28 km/h). This motion is expected to continue into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 75 mph (120 km/h) with higher gusts. Erin is a category one hurricane. Interests in the northern Leeward Islands should monitor the progress of Hurricane Erin.

Two tropical waves located over the eastern and far eastern tropical Atlantic, are moving slowly westward.

12:00 noon Weather Report

Date: 15^th August, 2025

Forecaster: Vigil Saltibus

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 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 76%.

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

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: nil       At GFL Charles Airport: 3.7 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm    At GFL Charles Airport: 32.7 mm.

Sunset today: 6:25 pm           Sunrise tomorrow: 5:50 am

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the southeast and south near 10 mph or 17 km/h, becoming lighter and variable or calm at times.
Weather: Fair skies 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 1:18 pm…High at 8:04 pm
Tides for Vieux Fort Bay:   Low at 2:45 pm…High at 9:11 pm  
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies occasionally becoming cloudy, with a few scattered showers and isolated thunderstorms. Over the Leeward Islands, increasingly cloudy with scattered showers and thunderstorms. Tropical storm watches are in effect for the Leeward Islands.

TROPICAL WEATHER OUTLOOK

Unstable conditions ahead of Hurricane Erin are expected to cause cloudiness, showers and thunderstorms mainly over the Leeward Islands, during the next 24 hours.

..TROPICAL STORM WATCHES IN EFFECT FOR PORTIONS OF THE NORTHERN LEEWARD ISLANDS..

At 11:00 am today, the center of Hurricane Erin was located near latitude 18.2 North, longitude 56.1 West or about 436 miles (701 km) north-northeast of St. Lucia. Erin is moving toward the west-northwest near 18 mph (30 km/h). This motion is expected to continue into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 75 mph (120 km/h) with higher gusts. Erin is a category one hurricane. Interests in the northern Leeward Islands should monitor the progress of Hurricane Erin.

A tropical wave located over the eastern 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.

Date: 15^th August, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is fair.

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 calm.

Rainfall in the 24-hour period that ended at 2:00 am today:
At Hewanorra Airport: 4.0 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm.

Sunset today: 6:25 pm.         Sunrise tomorrow: 5:50 am.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the northeast and southeast near 10 mph or 17 km/h, becoming lighter and variable or calm at times.
Weather: Fair skies 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: High at 8:37 am…Low at 1:18 pm.
Tides for Vieux Fort Bay:   High at 9:44 am…Low at 2:45 pm.   
Seas: Slight with waves 2 to 4 feet or 0.6 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies occasionally becoming cloudy, with a few scattered showers and isolated thunderstorms. Over the Leeward Islands, increasingly cloudy with scattered showers and thunderstorms.

TROPICAL WEATHER OUTLOOK

Unstable conditions ahead of Tropical Storm Erin are expected to cause cloudiness, showers and thunderstorms mainly over the Leeward Islands, during the next 24 hours.

..TROPICAL STORM WATCHES IN EFFECT FOR PORTIONS OF THE NORTHERN LEEWARD ISLANDS..

At 5:00 am today, the center of Tropical Storm Erin was located near latitude 17.8 North, longitude 54.4 West or about 511 miles (822 km) northeast of St. Lucia. Erin is moving toward the west-northwest near 17 mph (28 km/h). This motion is expected to continue into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 70 mph (110 km/h) with higher gusts. Steady strengthening is expected during the next few days and Erin is forecast to become a hurricane later today and could become a major hurricane by this weekend. Interests in the northern Leeward Islands should monitor the progress of this storm.

A tropical wave located over the eastern 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.

Date: 14^th August, 2025

Forecaster: Webster Gajadhar

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 31°C or 88°F.
Relative humidity at Hewanorra Airport is 75%.

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

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 6.1 mm.       At GFL Charles Airport: 9.8 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm.      At GFL Charles Airport: 32.1 mm.

Sunrise tomorrow: 5:50 am.          Sunset tomorrow: 6:25 pm.

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east-northeast and east near 14 mph or 22 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 7:14 pm…Low at 2:12 am.
Tides for Vieux Fort Bay:   High at 8:21 pm…Low at 3:39 am.   
Seas: Slight to moderate with waves 2 to 4 feet or 0.6 to 1.2 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies occasionally becoming cloudy, with some widely scattered showers.

TROPICAL WEATHER OUTLOOK

Weak unstable conditions over the region are expected to cause occasional cloudiness and showers over the Lesser Antilles, during the next 24 hours.

…TROPICAL STORM WATCHES ISSUED FOR PORTIONS OF THE NORTHERN LEEWARD ISLANDS…

At 5:00 pm today, the center of Tropical Storm Erin was located near latitude 16.7 North, longitude 51.2 West or about 679 miles (1092 km) east-northeast of St. Lucia. Erin is moving toward the west near 17 mph (28 km/h). A turn toward the west-northwest is expected tonight, with this motion expected to continue into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Strengthening is forecast during the next day or so, and Erin is expected to become a hurricane on Friday. Interests in the northern Leeward Islands should monitor the progress of this storm.

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

Date: 14^th August, 2025

Forecaster: Lucious Frederick

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 25°C or 77°F.
Relative humidity at Hewanorra Airport is 71%.

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: 6.1 mm. At GFL Charles Airport: 6.7 mm.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 53.4 mm. At GFL Charles Airport: 29.0 mm.

Sunset today: 6:26 pm      Sunrise tomorrow: 5:50 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 showers and a slight chance of thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 12:39 pm…  High at 7:14 pm.
Tides for Vieux Fort Bay:   Low at 02:06 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 skies becoming occasionally cloudy with some showers and a chance of isolated thunderstorms across parts of the region.

TROPICAL WEATHER OUTLOOK

A weak tropical wave is expected to cause periods of cloudiness and showers across the northern and southern Lesser Antilles. Isolated thunderstorm activity is also possible over the southern half of the Lesser Antilles this afternoon.

At 1100 AM today, the center of Tropical Storm Erin was located near latitude 16.4 North, longitude 49.7 West or about 771 miles (1240 km) east northeast of St. Lucia. Erin is moving toward the west near 17 mph (28 km/h). A turn toward the

west-northwest is expected tonight, with this motion expected to continue into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend.

Interests in the northern Leeward Islands should monitor the progress of this storm.

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

6:00 am Weather Report

Date: 14^th August, 2025

Forecaster: Vigil Saltibus

Present weather at Hewanorra Airport is fair.

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

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 86%.

Wind at Hewanorra Airport is blowing from the northeast at 10 mph or 17 km/h.

Rainfall in the 24-hour period that ended at 8:00 pm last night:
At Hewanorra Airport: 4.5 mm

Total rainfall for the month of August thus far:
At Hewanorra Airport: 49.4 mm

Sunset today: 6:26 pm      Sunrise tomorrow: 5:50 am 

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east-northeast and east near 17 mph or 28 km/h.
Weather: Fair skies becoming occasionally cloudy with a few 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 7:25 am…Low at 12:39 pm
Tides for Vieux Fort Bay:   High at 8:32 am…Low at 02:06 pm
Seas: Slight to moderate with waves 2 to 5 feet or 0.6 to 1.5 metres.

FORECAST FOR THE LESSER ANTILLES
Fair skies becoming occasionally cloudy with a few showers and a slight chance of isolated thunderstorms across parts of the region.

TROPICAL WEATHER OUTLOOK

A low-level trough is expected to cause periods of cloudiness and showers across the northern and southern Lesser Antilles. Isolated thunderstorm activity is also possible over the southern half of the Lesser Antilles this afternoon.

At 5:00 am today, the center of Tropical Storm Erin was located near latitude 16.3 North, longitude 48.2 West or about 842 miles or 1355 km east-northeast of St. Lucia. Erin is moving toward the west near 17 mph or 28 km/h with maximum sustained winds of 50 mph. The storm is expected to strengthen and could pass near or north of the northern Leeward Islands this weekend. A turn to the west-northwest is expected to begin tonight. Interests in the northern Leeward Islands should monitor the progress of this storm.

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

Date: 13^th August, 2025

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is cloudy.

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

Today’s maximum temperature at Hewanorra Airport was 31°C or 88°F.
Relative humidity at Hewanorra Airport is 80%.

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

Rainfall in the 24-hour period that ended at 2:00 pm today:
At Hewanorra Airport: 2.4 mm.       At GFL Charles Airport: nil.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 47.3 mm.      At GFL Charles Airport: 22.3 mm.

Sunrise tomorrow: 5:50 am.          Sunset tomorrow: 6:26 pm.     

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east-northeast and east near 18 mph or 30 km/h.
Weather: Partly cloudy becoming cloudy at times, with some scattered showers and a slight chance of isolated thunderstorms during the night.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: High at 6:33 pm…Low at 1:01 am…High at 7:25 am.
Tides for Vieux Fort Bay:   High at 7:40 pm…Low at 2:28 am…High at 8:32 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 becoming cloudy at times, with some scattered showers and a chance of isolated thunderstorms over the Windward Islands and areas further south. Over the Leeward Islands, fair to partly cloudy with a few showers.

TROPICAL WEATHER OUTLOOK

A low-level trough will continue to cause periods of cloudiness, showers and possibly isolated thunderstorms over the southern half of the Lesser Antilles tonight. Low-level clouds moving with the wind flow, will cause a few showers over the northern portion of the region, during the next 24 hours.

At 5:00 pm today, the center of Tropical Storm Erin was located near latitude 16.3 North, longitude 45.0 West or about 1050 miles or 1690 km east-northeast of St. Lucia. Erin is moving toward the west near 17 mph or 28 km/h. This general motion is expected into Thursday, with a west-northwestward motion beginning Thursday night and continuing into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds have increased to near 50 mph or 85 km/h with higher gusts. Gradual strengthening is forecast during the next couple of days, and Erin is expected to become a hurricane by Friday. Interests in the northern Leeward Islands should monitor the progress of this storm.

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

Date: 13^th 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 26°C or 79°F.
Relative humidity at Hewanorra Airport is 66%.

Wind at Hewanorra Airport is blowing from the east at 21 mph or 33 km/h.

Rainfall in the 24-hour period that ended at 8:00 am today:
At Hewanorra Airport: 2.4 mm.       At GFL Charles Airport: nil.

Total rainfall for the month of August thus far:
At Hewanorra Airport: 47.3 mm.      At GFL Charles Airport: 22.3 mm.

Sunset today: 6:26 pm.              Sunrise tomorrow: 5:50 am.   

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be blowing from between the east-northeast and east near 18 mph or 30 km/h.
Weather: Partly cloudy becoming cloudy at times, with some scattered showers and a chance of isolated thunderstorms this evening.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 12:04 pm…High at 6:33 pm.    
Tides for Vieux Fort Bay: Low at 1:31 pm…High at 7:40 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 becoming cloudy at times, with some scattered showers and a chance of isolated thunderstorms over the Windward Islands and areas further south. Over the Leeward Islands, fair to partly cloudy with a few showers.

TROPICAL WEATHER OUTLOOK

A low-level trough will cause periods of cloudiness, showers and possibly isolated thunderstorms over the southern half of the Lesser Antilles, during the next 24 hours. Low-level clouds moving with the wind flow, will cause a few showers over the northern portion of the region, during the forecast period.

At 11:00 am today, the center of Tropical Storm Erin was located near latitude 16.3 North, longitude 43.4 West or about 1156 miles or 1860 km east-northeast of St. Lucia. Erin is moving toward the west near 17 mph or 28 km/h. This general motion is expected into Thursday, with a west-northwestward motion beginning Thursday night and continuing into the weekend. On the forecast track, the center of Erin is likely to move near or just north of the northern Leeward Islands over the weekend. Maximum sustained winds are near 45 mph or 75 km/h with higher gusts. Gradual strengthening is forecast to begin later today or tonight, and Erin is expected to become a hurricane by Friday.

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