The polar jetstream lies between summery south and wintry air north of the jetstream. Here is the upper-air flow at 15,000 feet up in a forecast for 10 days from now. The solid black lines show the ...
More than 50,000 runners -- and over a million spectators and supporters -- will flood the streets of Chicago this weekend for the 2024 Bank of America Chicago Marathon -- and with that comes a number ...