Scattered storms are back for Sunday afternoon, primarily between 1 and 7 p.m. Any activity eyeing the tri-state through the afternoon and evening could bring severe storms, damaging winds and flash flooding.

Six of the top ten areas in the US with the worst air quality Saturday morning are in New England, according to the government air quality monitor AirNow.

An air quality alert due to wildfire smoke from Canada has been expanded to include the Twin Cities metro and much of northern, central and southwestern Minnesota until Friday night.

NESKANTAGA — Environment Canada says air quality continues to deteriorate across much of the far north and alerts are also in place for many areas east of Thunder Bay.

Cook County is under a heat watch through Thursday evening. Temperatures could feel like 105-110 degrees Wednesday.