Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

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Last Map Update: Sun, Aug 31, 2025 at 1:44:35 am AST

Watches, Warnings & Advisories

National Weather Service Miami - South Florida

National Weather Service Southern Region Headquarters

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Hazardous Weather Outlook

Another Hot Night Ahead!

Hot Sunday, with Stormy Afternoon!

Excessive to Extreme Heat Conditions Continue!

Rip Currents

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📅 Sat, Aug 30, 2025 · Another hotter-than-normal night is expected across Puerto Rico and the U.S. Virgin Islands, with persistent heat stress risk, especially for vulnerable groups. Limited overnight cooling may worsen tomorrow’s daytime heat, while urban heat islands will keep nighttime temperatures elevated. Residents are urged to stay hydrated, even at night, and use fans or air conditioning if available. | 📅 sábado, 30 de agosto de 2025 · Se espera otra noche más calurosa de lo normal en Puerto Rico y las Islas Vírgenes de EE.UU., con riesgo persistente de estrés por calor, especialmente para los grupos vulnerables. El enfriamiento nocturno limitado puede agravar el calor diurno de mañana, mientras que las islas de calor urbanas mantendrán elevadas las temperaturas mínimas nocturnas. Se recomienda mantenerse hidratado, incluso durante la noche, y usar abanicos o aire acondicionado si están disponibles.

📅 Sun, Aug 31, 2025 · Sunday’s forecast calls for excessive to extreme heat in the morning, followed by strong afternoon thunderstorms. Localized flooding, dangerous lightning, and gusty winds are expected. Stay cool, stay safe, and avoid flooded roads. | 📅 domingo, 31 de agosto de 2025 · El pronóstico del domingo anticipa calor excesivo a extremo en la mañana, seguido por fuertes tronadas en la tarde. Se esperan inundaciones localizadas, rayos peligrosos y ráfagas fuertes. Manténgase fresco, seguro y evite carreteras inundadas.

📅 Aug 30, 2025 · Excessive to extreme heat conditions are forecast to continue across Puerto Rico and the U.S. Virgin Islands over the coming days, with the greatest impacts in coastal and urban areas, particularly between 10 AM and 5 PM AST. Sunday and Monday will bring significant risk, followed by elevated heat risk through midweek. Residents are urged to take protective measures, including staying hydrated, limiting outdoor activities during the hottest hours, taking breaks in shaded or air-conditioned areas, and wearing light, loose, light-colored clothing. | 📅 30 de agosto de 2025 · Se pronostica que las condiciones de calor excesivo a extremo continuarán en Puerto Rico y las Islas Vírgenes de EE.UU. en los próximos días, con los mayores impactos en áreas costeras y urbanas, particularmente entre las 10 AM y las 5 PM AST. El domingo y lunes se anticipa un riesgo significativo, seguido de riesgo elevado hasta mediados de semana. Se exhorta a los residentes a tomar medidas de protección, incluyendo mantenerse hidratados, limitar actividades al aire libre en las horas más calurosas, tomar descansos en la sombra o en lugares con aire acondicionado, y usar ropa ligera, clara y holgada.

[Aug 31st] The risk of rip currents is low. However, life-threatening rip currents often occur in the vicinity of jetties and piers. | [31 de ago] El riesgo de corrientes marinas es bajo. Sin embargo, corrientes marinas amenazantes a la vida ocurren a menudo en las cercanías de malecones y muelles. #PRwx #USVIwx