A Chilly Twist and Critical Fire Warnings: Miami Braces for a Shivering Monday

Miami’s Unusual Winter Chill

Miami residents are waking up to an unexpectedly crisp start this Monday, February 23, 2026. While the Magic City is known for its tropical warmth, today’s forecast brings a significant dip in temperatures and a reminder that winter can still make its presence felt in South Florida. With clear skies and a biting breeze from the northwest, Miamians will want to trade their flip-flops for sweaters as they head out the door.

Morning: A Shivering Start

The morning hours will see some of the lowest temperatures of the season. Early commuters can expect thermometers to hover between 42°F and 46°F. However, due to steady northwest winds of approximately 15 mph, wind chill values may make it feel even colder. It is a morning for extra layers, particularly for those waiting at outdoor transit stops or walking to school.

Afternoon: Sunny but Crisp with Critical Warnings

As the sun climbs, the skies will remain brilliantly clear and sunny. Despite the abundant sunshine, the mercury is only expected to reach a high near 63°F to 64°F. While the weather looks perfect for a walk in the park, the atmosphere is dangerously dry. The National Weather Service has issued a Red Flag Warning for the Miami area, effective from 9:00 AM until 7:00 PM today. This warning signifies that the combination of low humidity (around 29% to 40%) and gusty winds creates a high risk for rapid fire spread.

• Morning Lows: 42°F - 48°F
• Afternoon High: 63°F - 64°F
• Wind Conditions: North/Northwest at 10-15 mph, with gusts up to 25 mph.
• Rain Probability: 0% throughout the day.

Evening: Temperatures Plummet Again

As the sun sets, the lack of cloud cover will allow heat to escape rapidly. By late evening, temperatures will tumble back into the low 50s, eventually settling at an overnight low of 42°F. The wind will remain light but persistent, maintaining a steady chill throughout the night. Residents are advised to check on pets and sensitive plants that may not be accustomed to such low temperatures in the subtropics. No rain is expected to provide relief to the dry conditions, making fire safety the primary concern through the night.