Dust from Saharan Air Layer outbreaks blowing over islands in the Atlantic can create striking patterns downstream. SOURCE: American College of Allergy, Asthma, and Immunology, news release, June 24, 2020, Smart Grocery Shopping When You Have Diabetes, Surprising Things You Didn't Know About Dogs and Cats, Coronavirus in Context: Interviews With Experts. All rights reserved. The Saharan dust storm is part of a regular meteorological phenomenon that sends dust from the Sahara Desert to the Gulf Coast of the United States, the …
The highest concentrations of dust are likely to arrive by Friday afternoon. The cloud is headed for landfall in Texas and Louisiana starting early Wednesday morning, June 24. The dust cloud is also affecting parts of southern Florida, including the city of Miami. Your email address is used to log in and will not be shared or sold. (Credit: NASA), As Saharan dust blew over the Cape Verde islands on June 18, 2020, vortex patterns appeared downstream, as seen in this image acquired by the Sentinel 3 satellite. Saharan dust tracks as far west as the Caribbean Sea, Florida and the Gulf of Mexico each year. Talk to an allergist if your symptoms get worse due to the Saharan plume.
Read our privacy policy. When indoors, residents should keep windows and doors closed and run their air conditioner with the fresh-air intake closed. THURSDAY, June 25, 2020 (HealthDay News) -- As the giant Saharan dust plume continues its 5,000-mile journey across the Atlantic Ocean, … Watch These Vivid Views From Space as the Cyclonic Buzzsaw of Hurricane Laura Cut Into the Coast, These Citizen Science Projects Help Researchers Track Climate Change Hazards.
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As the cloud drifted over Puerto Rico and a large swath of the Caribbean, the GOES-16 weather satellite tracked it: The animation (which repeats three times) consists of images acquired by the satellite on June 22, 2020. The dust can cause eye, nose and throat irritation and those with allergies or asthma may experience wheezing. The Sahara dust cloud is expected to continue moving over the Caribbean Sea, in a westward fashion, but could reach areas near the Gulf Coast and the southern U.S. later this week. "The tiny dust particles contained in the plume will cause eye, nose and throat irritation for anyone who comes in their path, but particularly for allergy and asthma sufferers," said allergist Dr. J. Allen Meadows, president of the American College of Allergy, Asthma, and Immunology. Georgia health officials urged residents to limit time spent outdoors if it appears dusty or hazy. A colossal cloud of dust that rose up over the Sahara Desert in mid-June has been swept more than 4,000 miles across the Atlantic Ocean and now threatens to bring haze and health impacts to the U.S. Stress can also increase the duration and severity of symptoms. ), Adopt a Whale Shark and Other Ocean Science Projects You Can do at Home, Why Light Pollution is a Crucial Test of Humanity's Problem-Solving Skills, Many BPA-Free Plastics Are Toxic. An abnormally large plume of dust from the Sahara Desert in Africa arrived in the Caribbean on Sunday after spending the past week crossing the Atlantic and is bound for the Gulf Coast. Animation: Tom Yulsman), The forecast for the evolution of the Saharan dust cloud. Hear Pelosi's response, 'SNL' takes on the final presidential debate, Road to 270: This state could be a 'game over' win for Biden, Witnesses say Nigerian forces opened fire on protesters, Infectious disease expert issues stark warning about US, Early voters wait hours in line as states see record turnout, Mike Pence's top adviser tests positive for Covid-19, Obama: This basic question was 'too tough' for Trump, Popular national park threatened by two huge fires, The historic Saharan dust plume is darkening skies in the Caribbean and will soon stretch into the US. The layer of dusty air usually is about 2 to 2.5 miles thick, with a base at about 1 mile above the surface. (Credit: NASA Global Modeling and Assimilation Office), An astronaut aboard the International Space Station took this photo of the Saharan dust cloud over the Atlantic Ocean on June 21, 2020. A massive cloud of Saharan dust is heading our way. The leading edge of the cloud reached islands in the eastern Caribbean several days ago. It's normal for Saharan dust to reach the US every hurricane season, but this year's cloud is historic, forecasters said. Stay inside in air conditioning if conditions worsen. A Meteorologist Explains: What's Up With this Saharan Dust Cloud Coming Our Way? © 2005 - 2019 WebMD LLC. If you are a Zinio, Nook, Kindle, Apple, or Google Play subscriber, you can enter your website access code to gain subscriber access. But this week, the cloud of dust is especially huge, and it's already hit the Caribbean. Another round of Saharan dust is expected to impact areas of Texas and the Louisiana Gulf Coast by mid-week, CNN meteorologists said, but it won't be as dense as the plume currently affecting the Southeast. It can help keep dust particles out of the nose and mouth (and, of course, help prevent transmission of COVID-19, as well). These long chains of spiral eddies are known as “von Kármán vortices,” named after Theodore von Kármán, a Hungarian-American physicist who was the first to describe how they form. The Georgia Department of Public Health said Saturday the dust cloud is expected to hang around for the next few days and people, especially those with chronic lung conditions, should protect themselves. WebMD does not provide medical advice, diagnosis or treatment. https://www.cbsnews.com/news/saharan-dust-gorilla-cloud-today-united-states Yesterday, a video posted to Twitter showed thick brown haze from the dust casting a pall over Barbados.
Sign up for our email newsletter for the latest science news. Your website access code is located in the upper right corner of the Table of Contents page of your digital edition. Evidence of the sand-colored dust can be seen as far west as Central America. Recycling System Is Flawed. A massive cloud of dust from the Sahara Desert is arriving along the U.S. Gulf Coast this week after traveling across the Atlantic Ocean. As winds blow across a feature like an island rising from the ocean, the airflow tends to divert around it in an alternating direction of rotation.
These tips may help you weather the health risks of the Saharan plume: Make these tweaks to your diet, home, and lifestyle. The Deep Space Climate Observatory spacecraft captured this image of a giant Saharan dust cloud, circled in yellow, as it was blowing west across the Atlantic Ocean on June 18, 2020. Here’s How We Can Do Better, Congrats, Jellyfish, the Seas Are Yours! If you missed out on the first round of Saharan dust … The cloud is so prominent that it is easily seen in images of Earth acquired by the Deep Space Climate Observatory spacecraft orbiting a million miles away. Another week, another Saharan dust storm. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service San Juan, PR 4000 Carretera 190 Carolina, PR 00979 787-253-4586 Georgia health officials say the dust is the densest it's been in 50-60 years.
This should bring beautiful sunsets — but also potentially serious health impacts.
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