A weather brief concerning colder-than-average temperatures and (actual) wind chill readings for the Upper Florida Keys is below.
Briefings are reposted to
https://www.weather.gov/media/key/DSS/dssbrief_land.pdf
Key Messages:
- The coldest air of the season thus far in the 2025-26 Winter will move into the Keys later today and tonight, with overnight lows near 50 degrees in the Upper Keys tonight, and into the upper 40s Wednesday night.
- The combination of northerly winds of 15 to 20 mph tonight, and 10 to 15 mph Wednesday night will likely bring wind chills into the lower 40s in the Upper Florida Keys, mainly from Tavernier through Ocean Reef.
- The lowest wind chill readings are expected during the early morning (pre-dawn) hours until 9:00 am Wednesday morning and the morning of New Year’s Day.
Next Update
The next update concerning cold temperatures in the Florida Keys will be issued Wednesday morning.