The threat zone on Sunday will shift eastward into the lower Mississippi Valley.
A storm system responsible for severe weather across the Plains over the past week, as well as the snow across the Rockies will advance eastward.
The Highway Fire started around 6:10 p.m. PDT Saturday near Corona, California, in the Prado Dam area in Riverside County, and grew from 30 to 175 acres in a matter of three hours.
For the second half of the weekend and into the week, rain and wind will replace the pleasant, sunny conditions of the first part of the weekend.
After a steady rain closes out the weekend, more showers and cooler air will persist through much of the week.
A pattern favoring waves of progressively cooler air will set up across much of the Midwest and Northeast during next week and could continue into early May.
Round after round of drenching rain will continue to cause flooding in the South, while another dose of rain may renew flooding in the Ohio Valley this weekend.
Ahead of the monsoon season in India, temperatures will swell well above normal in parts of India and Pakistan.
The 119th Boston Marathon will take place on Monday, April 20, and runners set to take on the historic course will face cool and rainy conditions.
The southern Plains will finally catch a break from severe weather to end the weekend as the danger shifts to the lower Mississippi Valley.
A front in the area will help bring a daily risk for thunderstorms Tuesday through Thursday
El Paso, TX (1971)
4" of snow -- late season record.
Providence, RI (1976)
Second day of early season heat wave, 98 degrees in northeastern part of the city.
Central Europe (1991)
Cold outbreak: 12" of snow in the Swiss Alps; temperature dropped to 26 degrees in Berlin.