In addition to the warmth, severe storms will be possible overnight  Saturday night, Sunday night and Monday afternoon and evening. It was a hot and humid Saturday. Highs reached into the low 90s with a heat index hitting 100°.

The NWS Fort Worth TX issued an updated severe thunderstorm warning at 12:50 a.m. on Sunday in effect until 1:15 a.m. The warning is for Collin, Fannin and Hunt counties.

Damaging winds, large hail and isolated tornadoes will all be possible with this system, particularly across the northern counties in North Texas.