A big warmup will build from west to east across the country this week. Look for widespread 70s and a few 80s in the Plains on Tuesday ahead of the next cold front. The warmth will peak across the Ohio Valley and mid-Atlantic Wednesday while the Southeast remains warm into the weekend.
Breakdown
- A substantial warm-up is forecast for most of the US, except the Pacific Northwest and northern tier.
 - By the end of the week, 191 million people are expected to experience above-average temperatures. 6s
 - Cities like Des Moines and Chicago will see temperatures in the 60s, several degrees warmer than the previous day. 19s
 - Texas could see temperatures in the 90s, with the central and northern plains reaching the 80s and Minneapolis in the 60s—up to 15 degrees above average. 32s
 - The Southeast, after a cold and rainy weekend, will return to the 70s, coinciding with peak leaf season. 50s