Weather update for IndyCar and NASCAR Sprint Cup

IndyCar – Birmingham, AL
Today – Cloudy this morning followed by isolated thunderstorms this afternoon. A few storms may be severe. High near 80F. Winds W at 5 to 10 mph. Chance of rain 30%

Sunday – Plentiful sunshine. Warm. High 84F. Winds SSW at 5 to 10 mph.

NASCAR – Martinsville, VA
Today – Showers early with some clearing for the afternoon. Warm. High 79F. Winds W at 10 to 15 mph. Chance of rain 60%.

Sunday – Sunshine along with some cloudy intervals. High 76F. Winds S at 5 to 10 mph.