[REVISION HISTORY]

Dominican Republic weather: Heat and afternoon storms

Updated 12 times since CLSTR started tracking revisions of this situation.

What changed

2026-09-09 14:27 UTC → 2026-09-11 13:39 UTC · added ~~removed~~

The Dominican Republic continues to face weather instability driven by tropical waves, troughs, and Saharan dust. Following the remnants of Tropical Storm Dolly in late August, patterns in early September have shifted toward high temperatures and variable precipitation. By September 9, the Dominican Institute of Meteorology (Indomet) reported that the combination of a tropical wave and a trough is was expected to produce high temperatures alongside heavy rainfall. ~~While isolated morning showers are anticipated near coastal areas, increased cloud cover is expected to lead to locally moderate to heavy rain, thunderstorms, and wind gusts in the afternoons.~~ Affected provinces ~~include~~ included Monte Plata, Hato Mayor, El Seibo, Sánchez Ramírez, parts of northern Santo Domingo, La Vega, and areas in the Cibao and border regions. ~~A second~~ By September 8, weather conditions intensified as Indomet warned of extreme heat, with temperatures potentially exceeding 37 °C due to high concentrations of Saharan dust. The tropical wave ~~is forecast~~ and trough combination was expected to ~~bring scattered~~ trigger heavy showers, electrical storms, and wind gusts. On September 11, Indomet reported that a tropical wave would continue to trigger local showers, isolated thunderstorms, and occasional wind gusts. Morning showers ~~on Thursday, specifically impacting Monte Plata,~~ with isolated thunder were expected in La Altagracia, Samaná, María Trinidad Sánchez, Duarte, Barahona, and Pedernales. Afternoon storms were anticipated in Hato Mayor, Monte Plata, Sánchez Ramírez, ~~Monseñor Nouel,~~ Duarte, La Vega, Espaillat, Santiago, and ~~northern San Cristóbal.~~ Santiago Rodríguez. Temperatures ~~are expected to~~ remain high, with maximums ~~ranging~~ between 32 34 °C and 36 ~~°C.~~ °C and higher thermal sensations. Authorities ~~continue to~~ advise vulnerable ~~groups to~~ groups—including children, the elderly, and pregnant women—to stay hydrated and avoid direct sun exposure between 11:00 a.m. and 5:00 p.m. Additionally, ~~while maritime conditions are generally favorable, civil protection agencies have recommended caution~~ a warning has been issued for ~~fishermen~~ small and medium-sized vessels to exercise caution along the southern and southwestern Caribbean coasts due to ~~sporadic wind gusts.~~ abnormal waves.

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