Tonight: Partly cloudy and humid with a very small chance for a shower. Lows in the lower 70s. Southeast winds 5-10 mph.
Sunday: Mainly sunny with highs in the upper 80s and lower 90s. A strong storm may form in the afternoon, with the best chance over Cameron and Willacy Counties. Winds will be out of the southeast at 10-15 mph.
Monday: Mostly cloudy with showers and thunderstorms possible, mainly in the morning and early afternoon. Heavy rainfall is possible. Highs in the lower 80s. Southeast to northeast winds 7-17 mph.