Millions in the Midwest and eastern U.S. were under freeze warnings early Wednesday morning as cold temperatures move in, according to the National Weather Service. Almost 37 million people from Kansas to as far east as New England were facing subfreezing temperatures Wednesday morning.

Thursday morning will be even colder with the potential to have our first 30s of the year in Philadelphia and lows near freezing in the far northwest areas like the Lehigh Valley and the Poconos, where a freeze warning has been issued. This is an indication that it may be the end of the growing season for crops in that area.

The perfect weather ingredients for a frosty, freezing cold overnight could lead to the first hard freeze of the season in some communities. However, you will want to consider saving your late season vegetation as a big warmup heads our way late this week.

A freeze warning remains in effect for most of southern Wisconsin until 9 a.m. today. Another round of frost and freeze conditions is likely tonight into Thursday morning. As high pressure moves through the region,