Saint Lucia Meteorological Services

6:00 pm Weather Report

Date: 30^th September, 2023

Forecaster: Glenn Antoine

Present weather at Hewanorra Airport is cloudy with light showers and thunderstorms.

Present weather at GFL Charles Airport is cloudy with light showers and  thunderstorms.

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

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

Relative humidity at Hewanorra Airport is 87%.

Wind at Hewanorra Airport is blowing from the west-northwest at 6 mph or 9 km/h.

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

At Hewanorra Airport: nil.         At GFL Charles Airport: 1.3 mm.

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm.     At GFL Charles Airport: 105.0 mm.

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be blowing from between the west and west-southwest at 12 mph or 19 km/h, becoming lighter and variable or calm at times.

Weather: Partly cloudy skies, becoming cloudy at times, with a few scattered

         showers and isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA

Tides for Castries Harbour: Low at 10:29 pm…High at 5:07am.

Tides for Vieux Fort Bay:   Low at 11:56 pm…High at 6:15 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 occasionally cloudy, with some scattered showers and isolated thunderstorms over the Leeward and northern Windward Islands. Further south, fair to partly cloudy with a few brief showers.

TROPICAL WEATHER OUTLOOK

Moisture and instability associated with Tropical Storm Philippe, will cause a few scattered showers and isolated thunderstorms over the northern half of the region during the forecast period.

At 5:00 pm today, the center of Tropical Storm Philippe was located near latitude 16.3 degrees North, longitude 56.5 degrees West or about 455 miles or 730 kilometers east-southeast of the northern Leeward Islands. Philippe is moving toward the southwest near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Some strengthening is forecast and Philippe could become a hurricane by early next week. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 5:00 pm today, the center of Tropical Storm Rina was located near latitude 22.6 degrees North, longitude 51.5 degrees West. Rina is moving toward the northwest near 14 mph or 22 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. This system is not expected to pose a threat to our region.

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

Date: 30th September, 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 32°C or 90°F.
Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.
Relative humidity at Hewanorra Airport is 68%.
Wind at Hewanorra Airport is blowing from the west 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: 1.3 mm.
Total rainfall for the month of September so far:
At Hewanorra Airport: 70.6 mm. At GFL Charles Airport: 105.0 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 west and west-southwest at 12 mph or 19 km/h, becoming lighter and variable or calm at times.
Weather: Generally fair skies, becoming cloudy at times with a few 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 4:05 pm…Low at 10:29 pm.
Tides for Vieux Fort Bay: High at 5:12 pm…Low at 11:56 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 occasionally cloudy, with some scattered showers and isolated thunderstorms over the Leeward and northern Windward Islands. Further south, fair to partly cloudy with a few brief showers.

TROPICAL WEATHER OUTLOOK
Moisture and instability associated with Tropical Storm Philippe, will cause a few scattered showers and isolated thunderstorms over the northern half of the region during the forecast period.

At 11:00 am today, the center of Tropical Storm Philippe was located near latitude 16.9 degrees North, longitude 56.3 degrees West or about 455 miles or 735 kilometers east of the northern Leeward Islands. Philippe is moving toward the south-southwest near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Some strengthening is forecast and Philippe could
become a hurricane by early next week. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 11:00 am today, the center of Tropical Storm Rina was located near latitude 21.2 degrees North, longitude 50.4 degrees West. Rina is moving toward the west-northwest near 12 mph or 19 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. This system is not expected to pose a threat to our region.

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

Forecaster: Lemuel O’Shaughnessy

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 80%.

Wind at Hewanorra Airport is calm.

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: 70.6 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 the west at 8 mph or 13 km/h, becoming lighter and variable or calm at times.

Weather: Fair skies, becoming cloudy at times with a few scattered showers and isolated thunderstorms.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA

Tides for Castries Harbour: Low at 9:45 am…High at 4:05 pm.

Tides for Vieux Fort Bay:  Low at 11:12 am…High at 5:12 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 occasionally cloudy, with some scattered showers and isolated thunderstorms over the Leeward and northern Windward Islands. Further south, fair to partly cloudy with a few brief showers.

TROPICAL WEATHER OUTLOOK

Moisture and instability associated with Tropical Storm Philippe will cause a few scattered showers and possibly isolated thunderstorms over the northern half of the region during the forecast period.

At 5:00 am today, the center of Tropical Storm Philippe was located near latitude 17.1 degrees North, longitude 55.9 degrees West or about 480 miles or 770 kilometers east of the northern Leeward Islands. Philippe is moving toward the south-southwest near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 5:00 am today, the center of Tropical Storm Rina was located near latitude 20.9 degrees North, longitude 49.5 degrees West. Rina is moving toward the west-northwest near 10 mph or 17 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. This system is not expected to pose a threat to our region.

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

6:00 pm Weather Report

Date: 29^th September, 2023

Forecaster: Webster Gajadhar

Present weather at Hewanorra Airport is fair.

Present weather at GFL Charles Airport is fair.

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 69%.

Wind at Hewanorra Airport is blowing from the west-northwest at 8 mph or 13 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: 70.6 mm.      At GFL Charles Airport: 103.7 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 the west at 10 mph or 17 km/h, becoming lighter and variable or calm at times.

Weather: Fair to partly cloudy, with brief isolated showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA

Tides for Castries Harbour: Low at 9:38 pm…High at 4:19 am.

Tides for Vieux Fort Bay:  Low at 11:05 pm…High at 5:26 am.

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

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy, with a few scattered showers and a chance of isolated thunderstorms over the Leeward and northern Windward Islands. Further south, fair to partly cloudy with a few brief showers.

TROPICAL WEATHER OUTLOOK

Light and variable winds will continue across the Lesser Antilles over the next few days.

Moisture and instability associated with Tropical Storm Philippe will cause a few scattered showers and possibly isolated thunderstorms over the northern half of the region during the forecast period.

At 5:00 pm today, the center of Tropical Storm Philippe was located near latitude 18.0 degrees North, longitude 55.9 degrees West or about 475 miles or 760 kilometers east of the northern Leeward Islands. Philippe is moving toward the west-southwest near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 5:00 pm today, the center of Tropical Storm Rina was located near latitude 20.0 degrees North, longitude 47.8 degrees West. Rina is moving toward the northwest near 9 mph or 15 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. This system is not expected to pose a threat to our region.

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

12:00 noon Weather Report

Date: 29^th September, 2023

Forecaster: Vigil Saltibus

Present weather at Hewanorra Airport is fair.

Present weather at George F L Charles Airport is fair.

Present temperature at Hewanorra Airport is 32°C or 90°F.

Last night’s minimum temperature at Hewanorra Airport was 25°C or 77°F.

Relative humidity at Hewanorra Airport is 66%.

Wind at Hewanorra Airport is blowing from the west 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 George F L Charles Airport: nil

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm    At George F L Charles Airport: 103.7 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 west at 12 mph or 19 km/h becoming light and variable or calm at times.

Weather: Generally fair 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 3:32 pm…Low at 09:38 pm.

Tides for Vieux Fort Bay:   High at 4:39 pm…Low at 11:05 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 skies with a few brief scattered showers, mainly over the Leeward Islands.

TROPICAL WEATHER OUTLOOK

Light and variable winds will continue across the Lesser Antilles over the next few days.

At 11:00 am today, the center of Tropical Storm Philippe was located near latitude 18.3 degrees North, longitude 55.3 degrees West or about 510 miles or 825 kilometers east of the northern Leeward Islands. Philippe is moving toward the west southwest near 2 mph or 4 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 11:00 am today, the center of Tropical Storm Rina was located near latitude 19.4 degrees North, longitude 47.0 degrees West. Rina is moving toward the north-northwest near 6 mph or 9 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. This system does not pose a threat to our region at this time.

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

Date: 29th September, 2023
Forecaster: Maclean Jn Baptiste

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 89%.
Wind at Hewanorra Airport is calm.
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: 70.6 mm.

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS
Winds will be light and variable or calm at times.
Weather: Generally fair and warm. However, a few localized showers are likely over western and central parts of the island.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA
Tides for Castries Harbour: Low at 09:11 am…High at 3:32 pm.
Tides for Vieux Fort Bay: Low at 10:38 am…High at 4:39 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 skies with a few brief scattered showers, mainly over the Leeward Islands.

TROPICAL WEATHER OUTLOOK
Light and variable winds will continue across the Lesser Antilles over the next few days.
At 5:00 am today, the center of Tropical Storm Philippe was located near latitude 18.5 degrees North, longitude 55.2 degrees West or about 520 miles or 835 kilometers east of the northern Leeward Islands. Philippe is moving toward the southwest near 2 mph or 4 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.
At 5:00 am today, the center of Tropical Storm Rina was located near latitude 18.9 degrees North, longitude 46.6 degrees West. Rina is moving toward the north-northwest near 5 mph or 7 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. This system does not pose a threat to our region at this time.

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

Forecaster: Lemuel O’Shaughnessy

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.

Today’s maximum temperature at Hewanorra Airport was 32°C or 90°F.

Relative humidity at Hewanorra Airport is 84%.

Wind at Hewanorra Airport is calm.

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

At Hewanorra Airport: nil.       At GFL Charles Airport: 0.4 mm.

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm.   At GFL Charles Airport: 103.7 mm.

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be light and variable or calm at times.

Weather: Generally fair skies.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA

Tides for Castries Harbour: Low at 8:46 pm… High at 3:29 am.

Tides for Vieux Fort Bay: Low at 10:13 pm… High at 4:36 am.

Seas: Moderate with waves 4 to 6 feet or 1.2 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES

Fair to partly cloudy, with a few isolated showers.

TROPICAL WEATHER OUTLOOK

Light and variable winds will continue across the Lesser Antilles over the next few days.

At 5:00 pm today, the center of Tropical Storm Philippe was located near latitude 18.9 degrees North, longitude 55.1 degrees West, about 525 miles or 845 kilometers east of the northern Leeward Islands. Philippe is moving toward the west-northwest near 2 mph or 4 km/h. Maximum sustained winds are near 45 mph or 75 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.

At 5:00 pm today, the center of Tropical Storm Rina was located near latitude 18.1 degrees North, longitude 46.2 degrees West. Rina is moving toward the northwest near 14 mph or 22 km/h. Maximum sustained winds are near 40 mph or 65 km/h, with higher gusts. This system does not pose a threat to our region at this time.

A tropical wave located over the far eastern tropical Atlantic is drifting slowly westward.

Date: 28^th September, 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 24°C or 75°F.

Relative humidity at Hewanorra Airport is 70%.

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

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

At Hewanorra Airport: 0.1 mm.       At GFL Charles Airport: 3.2 mm.

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm.      At GFL Charles Airport: 103.3 mm.

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be light and variable or calm at times.

Weather: Fair to partly cloudy, 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 3:00 pm…Low at 8:46 pm.

Tides for Vieux Fort Bay:   High at 4:07 pm…Low at 10:13 pm.

Seas: Moderate with waves 4 to 6 feet or 1.2 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES

Fair to partly cloudy, with a few isolated showers.

TROPICAL WEATHER OUTLOOK

Light and variable winds will continue across the Lesser Antilles over the next few days.

At 11:00 am today, the center of Tropical Storm Philippe was located near latitude 18.6 degrees North, longitude 54.6 degrees West, about 560 miles or 895 kilometers east of the northern Leeward Islands. Philippe is moving toward the west-northwest near 2 mph or 4 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Interests in the Leeward Islands should continue to monitor the progress of this system.

The strong tropical wave located over the central tropical Atlantic has been upgraded to a tropical storm. At 11:00 am today, the center of Tropical Storm Rina was located near latitude 17.4 degrees North, longitude 45.0 degrees West. Rina is moving toward the north-northwest near 10 mph or 17 km/h. Maximum sustained winds are near 40 mph or 65 km/h, with higher gusts. This system does not pose a threat to our region at this time.

A tropical wave located over the far eastern tropical Atlantic is drifting slowly westward.

6:00 am Weather Report

Date: 28^th September, 2023

Forecaster: Glenn Antoine

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 85%.

Wind at Hewanorra Airport is calm.

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

At Hewanorra Airport: 5.8  mm.  

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm.  

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be light and variable or calm at times.

Weather: Fair to partly cloudy skies, 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 08:37 am…High at 3:00 pm.

Tides for Vieux Fort Bay:   Low at 10:04 am…High at 4:07 pm.

Seas: Moderate with waves 4 to 6 feet or 1.2 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES

Fair to occasionally cloudy skies, with a few light showers.

TROPICAL WEATHER OUTLOOK

Light and variable winds along with warm temperatures, will continue across the Lesser Antilles over the next few days.

Tropical Storm Philippe remains over the open waters of the Atlantic, about 560 miles or 900 kilometers east of the northern Leeward Islands. Philippe is moving toward the west near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Interests in the Leeward Islands should monitor the progress of this system.

A strong tropical wave associated with and area of low pressure, located over the central Tropical Atlantic is moving westward near 8 mph or 13 km/h. This wave has a high chance of tropical cyclone formation during the next 48 hours.

6:00 pm Weather Report

Date: 27^th September, 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 29°C or 84°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 calm.

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

At Hewanorra Airport: 6.4  mm.   At GFL Charles Airport: 37.2 mm.

Total rainfall for the month of September so far:

At Hewanorra Airport: 70.6 mm.   At GFL Charles Airport: 103.3 mm.

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

FORECAST FOR SAINT LUCIA VALID FOR THE NEXT 24 HOURS

Winds will be light and variable or calm at times.

Weather: Cloudy at first becoming fair to occasionally cloudy, with few light to moderate showers.

MARINE FORECAST FOR SEAS IN A 25 MILE OR 40 KM RADIUS FROM SAINT LUCIA

Tides for Castries Harbour: Low at 7:51 pm…High at 2:37 am…Low at 08:37 am.

Tides for Vieux Fort Bay:   Low at 9:18 pm…High at 3:44 am…Low at 10:04 am.

Seas: Moderate with waves 4 to 6 feet or 1.2 to 1.8 metres.

FORECAST FOR THE LESSER ANTILLES

Partly cloudy to cloudy, with scattered light to moderate showers and isolated thunderstorms over the Leeward to central Windward Islands. Further south, fair to partly cloudy with a few showers.

TROPICAL WEATHER OUTLOOK

A trough system will continue to cause cloudiness, showers and isolated thunder-storms over the northern to central portions of the Lesser Antilles during the next 12 to 24 hours.

Tropical Storm Philippe remains over the open waters of the North Atlantic Islands. Philippe is moving toward the west near 5 mph or 7 km/h. Maximum sustained winds are near 50 mph or 85 km/h, with higher gusts. Interests in the Leeward Islands should monitor the progress of this system.

A strong tropical wave associated with and area of low pressure, located over the central Tropical Atlantic is moving westward near 17 mph or 28 km/h. This wave has a high chance of tropical cyclone formation during the next 48 hours.