Overview
- Freeze Warnings and Watches are posted from North Texas to central and eastern Virginia, with lows near or below 32 degrees most likely Monday night into Tuesday morning depending on location.
- Gusts frequently 20–40+ mph will drive wind chills into the teens and low 20s around the Great Lakes and into the 20s–30s along parts of the Gulf Coast, making Monday the harshest day for many areas.
- Red Flag fire danger is in effect around Houston as very dry vegetation, low humidity and gusty winds follow the front, and residents are urged to avoid any activity that could spark a fire.
- Lake‑effect and mountain snow showers are expected from Wisconsin and Michigan to the Appalachians, with light accumulations in some lower elevations and several inches possible at higher peaks.
- The chill reaches Florida with Central Florida wind chills in the 20s–30s Tuesday morning and South Florida poised to challenge record lows, but most locales warm quickly by midweek into the 60s, 70s or even near 80.