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A massive Saharan dust plume<\/strong> is currently on a westward journey across the Atlantic<\/strong>, making its way toward the Texas Gulf Coast<\/strong>, including Houston<\/strong>, San Antonio<\/strong>, Austin<\/strong>, and Corpus Christi<\/strong>. This dense cloud of mineral-rich dust<\/strong>, originating from the Cape Verde Islands<\/strong> near the coast of Senegal<\/strong>, is being carried by east-southeasterly trade winds<\/strong> across the Atlantic Basin<\/strong>, reaching the eastern Caribbean<\/strong> and now heading into the Gulf of Mexico<\/strong>.<\/p>\n As of Friday, June 27<\/strong>, NASA’s Goddard Earth Observing System<\/strong> models show the thickest portion of the dust plume<\/strong> hovering over the Caribbean Sea<\/strong>, especially near Hispaniola<\/strong>, Cuba<\/strong>, and the Bahamas<\/strong>, with another plume already forming<\/strong> off West Africa<\/strong>.<\/p>\n Friday<\/strong>: The main core of the dust<\/strong> remains concentrated over Cuba<\/strong>, the Dominican Republic<\/strong>, and the Bahamas<\/strong>. Some fine dust particles<\/strong> will begin creeping into the eastern Gulf of Mexico<\/strong>, but Texas will remain unaffected<\/strong> at this stage.<\/p>\n Sunday and Monday<\/strong>: The outer edge of the plume<\/strong> starts moving westward, reaching the Texas coast<\/strong> by late Sunday evening<\/strong>. Expect deteriorating air quality<\/strong>, especially in coastal areas<\/strong> like Houston<\/strong> and Corpus Christi<\/strong>. However, the increased particle density<\/strong> is likely to result in brilliantly colored sunsets<\/strong> across the region.<\/p>\n Tuesday and Wednesday<\/strong>: The thickest part of the dust cloud<\/strong> is forecast to blanket much of Texas<\/strong>. Visibility may drop<\/strong> due to hazy skies<\/strong>, particularly across Houston<\/strong>, San Antonio<\/strong>, Austin<\/strong>, and potentially even Dallas-Fort Worth<\/strong>. Air quality levels<\/strong> are expected to decline significantly<\/strong>, with moderate to high concentrations of particulate matter<\/strong> in the lower atmosphere.<\/p>\n By noon Tuesday<\/strong>, dust models show the bulk of the cloud hovering near the Texas coast<\/strong>, while another wave of dust<\/strong> closes in on Cuba<\/strong> and Hispaniola<\/strong>. By 6 p.m. Sunday<\/strong>, the dust plume will already be inside the Gulf<\/strong>, steadily advancing toward the Lone Star State<\/strong>.<\/p>\n The Saharan Air Layer<\/strong> brings with it high volumes of fine particles<\/strong>, including silica<\/strong>, clay<\/strong>, and quartz<\/strong>, all capable of infiltrating deep into the lungs<\/strong>. While most healthy adults may only experience mild eye, nose, or throat irritation<\/strong>, individuals with sensitive respiratory systems<\/strong>, such as young children<\/strong>, the elderly<\/strong>, and people with asthma or cardiovascular disease<\/strong>, may face more serious health issues<\/strong>.<\/p>\n Allergy flare-ups<\/strong>, asthma exacerbations<\/strong>, and general respiratory discomfort<\/strong> are likely. The air quality index (AQI)<\/strong> may reach unhealthy levels for sensitive groups<\/strong>, especially in urban centers<\/strong> like Houston<\/strong> and San Antonio<\/strong>.<\/p>\n This broad Saharan dust event<\/strong> is part of a larger pattern that has suppressed early-season tropical activity<\/strong> in the Atlantic Ocean<\/strong>. The dry, stable air<\/strong> that travels with these dust clouds creates unfavorable conditions for tropical cyclone development<\/strong>.<\/p>\n Earlier this week, Tropical Storm Andrea<\/strong>, the first named system<\/strong> of the 2025 hurricane season<\/strong>, briefly formed in the central North Atlantic<\/strong>, well north<\/strong> of the dust plume. However, it weakened within 12 hours<\/strong>, failing to maintain tropical characteristics.<\/p>\n With multiple waves of Saharan dust<\/strong> forecast to continue spilling off West Africa<\/strong> over the coming days, tropical development<\/strong> across the Atlantic basin<\/strong> remains unlikely through early July<\/strong>, according to National Hurricane Center projections<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":" A massive Saharan dust plume is currently on a westward journey across the Atlantic, making its way toward the Texas Gulf Coast, including Houston, San Antonio, Austin, and Corpus Christi. This dense cloud of mineral-rich dust, originating from the Cape Verde Islands near the coast of Senegal, is being carried by east-southeasterly trade winds across […]<\/p>\n","protected":false},"author":18,"featured_media":5053,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5052","post","type-post","status-publish","format-standard","has-post-thumbnail","category-news"],"yoast_head":"\n<\/h3>\n
Dust cloud arrival across Texas: what to expect day by day<\/strong><\/h3>\n
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Health impacts from the Saharan dust cloud<\/strong><\/h3>\n
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Dust cloud and hurricane season: a temporary tropical slowdown<\/strong><\/h3>\n