A CHANGE IN THE AIR...
- rebeccakopelman
- Dec 11, 2022
- 1 min read
Temperatures will be running near and above normal to start the week, but there continues to be signs on colder air arriving during the end of the week/weekend.
Here's a look at the temperature trend on both the European model:

And the GFS:

You can see the downward trend with temperatures starting at the end of the week with some even colder air arriving around the 21-23.
It will be begin with the storm system moving in Tuesday into Wednesday, sending temperatures into the 40s and 50s and bringing rain to the region:

This will be a slow moving system and peak temperatures will likely come sometime on Wednesday:

Some rain will continue Wednesday with a changeover to a wintry mix in northeast Iowa:

On the backside of the low pressure system there will be snow that wraps around into the area late Thursday into Friday:

There are some differences in how much snow falls, but there will be some snow showers possible through the day Friday. In the upper levels of the atmosphere we have a big trough that will continue to swirl cold air down:

And we're starting to see more certainty of that colder and colder air moving in:

Enjoy the milder air while it lasts! RK
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