Temperatures climb into the upper 80s to low 90s with high humidity and early showers. Another round of storms may develop after 3 p.m. with a marginal severe weather risk. Showers and thunderstorms remain possible Tuesday as warm, humid air holds across the Washington, D.C., region. Storm chances linger through the end of the week before drier weather and lower humidity arrive for the weekend. Image 1 of 5 ▼ DC weather: Thunderstorm threat Tuesday as heat and humidity persist