Nationals vs. Reds 7:05 p.m., Today, August 13, Nationals Park

Very warm and muggy weather with scattered showers and thunderstorms... some could be severe early in the game with heavy downpours and gusty winds.

[How the Nationals make high-pressure weather decisions]

First pitch: 89, mostly cloudy, shower or thunderstorm possible

9th inning: 84, mostly cloudy, scattered shower or thunderstorm possible

Chance of rain: 50 percent

Chance of delay: 50 percent

Chance of postponement: 30 percent