Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Click a location below for detailed forecast.

Last Map Update: Sat, Mar 14, 2026 at 8:56:30 am AST

Watches, Warnings & Advisories

National Weather Service Miami - South Florida

National Weather Service Southern Region Headquarters

Zoom Out

Small Craft Advisory

Today | Hoy

Caribe Wave 2026

Radar

[Mar 14, 2026] Desde hoy y durante el resto del fin de semana, se prevé un incremento en los vientos superficiales. Dichas condiciones ocasionarán oleaje agitado en las aguas locales a partir del domingo, y se anticipan condiciones costeras peligrosas para el lunes, cuando se espera un alto riesgo de corrientes de resaca. From today into the rest of the weekend, an increase in surface winds is expected. These conditions will produce elevated seas along local waters beginning Sunday, and hazardous coastal conditions are anticipated for Monday, when a high risk of rip currents is expected. #PRwx #USVIwx

🌊🚨NWS San Juan invites you to participate in the upcoming Caribe Wave 2026: Tsunami Exercise. 📆This DRILL is scheduled for Thursday, March 19th, 2026, at 11 AM AST. 🔗Register at: tsunamizone.org/register | 🌊🚨El SNM en San Juan le invita a participar en el próximo Caribe Wave 2026: Ejercicio de Tsunami. 📆Este SIMULACRO se llevará a cabo el jueves, 19 de marzo de 2026, a las 11 AM AST. 🔗Regístrese en: tsunamizone.org/register #PRwx #USVIwx #CaribeWave #CaribeWave2026 #Tsunamis #TsunamiPreparedness

Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

NWS San Juan, PR