Updated 5/20/24 at 7:37 p.m. AST
VI SOURCE WEATHER UPDATES
! Warm weather is expected again on Tuesday. The heat index, which the NWS defines as “the temperature feels like to the human body when relative humidity is combined with the air temperature,” may be very high across portions of the islands, and Heat Advisories may be issued. Stay hydrated and stay cool. Saharan dust may also be prevalent in the air, creating hazy conditions.
! The NWS has noted that an unsettled weather pattern may occur around midweek. More information is available here.
! A NEW Weekly Weather Update video is available here!
! A NEW Daily Weather Video for Tuesday, May 21, is available here!
Series: “Extreme Weather in the Caribbean”
- Part 1: Caribbean Earthquakes and Tsunamis
- Part 2: Caribbean Volcanoes
- Part 3: Rip Currents
- Part 4: Hurricanes
- Part 5: Wildfires
- Part 6: Flash Floods
- An article about earthquakes in the Caribbean is available here!
- An informational video about drought conditions in the USVI is available here!
- Article: Colorado State University Predicts Extremely Active 2024 Atlantic Hurricane Season
- Article: La Niña Weather Pattern May Spawn an Active 2024 Atlantic Hurricane Season
TUESDAY’S WEATHER FORECAST: 5/21/24
Happy Tuesday!
According to the National Weather Service (NWS) in San Juan, Puerto Rico, Tuesday will be mostly sunny and warm, with scattered showers. Saharan dust in the air may cause hazy conditions. The high temperature will be approximately 91°F, 32.7°C, with winds out of the east-southeast at about 16 to 18 mph, gusting up to 23 mph. The heat index may be high in some locations, and Heat Advisories may be issued. The chance of rain on Tuesday is approximately 20%. Please remember that the ground is very saturated; additional rain could lead to flash flooding or mudslides.
Tuesday night will be mostly cloudy, with scattered showers. The low temperature will be approximately 80°F, 26.6°C, with winds out of the east at about 15 mph, gusting up to 20 mph. The possibility of rain on Tuesday night is approximately 50%.
An unstable weather pattern with rain may occur around midweek. Please read more here.
Below: Infrared satellite imagery obtained at 7:10 p.m. AST on Monday indicates a partly cloudy sky around the USVI and Puerto Rico.
MARINE WEATHER UPDATE
On Tuesday, the seas will be approximately 2 to 3 feet, with occasional seas up to 4 feet. Winds will be out of the east-southeast at about 10 to 15 knots, gusting up to 20 knots.
On Tuesday night, the seas will be approximately 2 to 3 feet, with occasional seas up to 4 feet. Winds will be out of the east at about 10 to 15 knots, gusting up to 20 knots.
The water temperature is approximately 86°F, approximately 30°C.
Ocean Water Temperature Map from 5/19/24, courtesy of NOAA:
Wave Height Forecast Map courtesy of NWS:
HAZARDOUS CONDITIONS
Rip Currents: The risk of rip currents is projected to be low to moderate across most of the region on Tuesday.
Clear = Low Rip Current Risk
Yellow = Moderate Rip Current Risk
Red = High Rip Current Risk
Learn more about rip current safety in an interview between the NWS and the VI Source here.
TROPIC WATCH
Tropical Activity: The National Hurricane Center does not expect any cyclonic development over the next seven days.
A possible La Niña Weather Pattern May Spawn an Active 2024 Atlantic Hurricane Season. Read more here. Additionally, Colorado State University Predicts Extremely Active 2024 Atlantic Hurricane Season.
Click here to learn tips on being prepared for the 2024 Atlantic Hurricane Season.
Days Until 2024 Atlantic Hurricane Season: 11 Days
OBSERVATIONS
Sunrise: 5:46 a.m.
Sunset: 6:49 p.m.
Ocean water temperature: Approximately 86°F, approximately 30°C.
UV index: 10+ out of 10 (VERY HIGH)
Monday’s high temperature: 88°F, 31.1°C
Monday’s low temperature: 81°F, 27.2°C
Preparation for extreme weather events in the Caribbean, such as earthquakes and tropical cyclones, is important. Residents and visitors in the USVI are encouraged to stay updated on weather events on the V.I. Source Weather page and sign up for alerts from the National Weather Service and the Virgin Islands Territorial Emergency Management Agency.
