Summer arrives with high temperatures and rain: Indomet explains what will happen today

The Dominican Republic’s national weather authority, the Dominican Institute of Meteorology (Indomet), has released a detailed forecast for this Sunday, outlining a day of shifting weather conditions driven by two key atmospheric factors: a passing tropical wave and lingering Saharan dust. According to the agency’s official update, Sunday morning will be dominated by a muted, grayish, opaque sky across the country, a visual effect caused by high concentrations of wind-carried Saharan dust particles lingering in the upper atmosphere. As the day progresses, the approaching tropical wave will trigger dramatic weather shifts in the afternoon, bringing heavy downpours, sudden thunderstorms, and gusty wind conditions to a wide swathe of national territory. Hard-hit areas will include the capital metropolitan region of Greater Santo Domingo, as well as the eastern and central provinces of La Altagracia, El Seibo, La Romana, Hato Mayor, San Pedro de Macorís, Monte Plata, San Cristóbal, Monseñor Nouel, and Sánchez Ramírez, with adjacent localities also expected to see severe weather activity. Beyond the immediate daily forecast, Indomet also reminded the public that June 21 marks the official start of summer in the Northern Hemisphere – the astronomical event that brings the longest period of daylight and shortest night of the calendar year. Compounding the weather conditions, Indomet confirmed that unusually high temperatures will persist across most of the Dominican Republic, driven by both the seasonal shift to summer and the insulating effect of lingering Saharan dust in the atmosphere. To help residents avoid heat-related illness, the institute has issued public health guidance, urging people across the country to maintain consistent hydration, wear loose, light-colored lightweight clothing that reflects sunlight, and limit prolonged exposure to direct sunlight, particularly during the peak heating window between 11:00 a.m. and 4:00 p.m.