Last calendar week temperatures inward Chicago roughshod every bit depression every bit -30 degrees every bit the polar vortex affected temperatures across large areas of the United States. According to NOAA this mutual coldness conditions has caused almost 50% of Lake Michigan to freeze over.
Asa Strong has used Planet to exercise a adjacent comparing of Chicago every bit seen from the air inward Dec together with inward January. The Chicago on Ice comparing consists of 2 aerial images of the city. In the correct paw prototype you lot tin sack run across the deport upon that the polar vortex has had on Chicago, amongst the metropolis covered inward a blanket of snowfall together with Lake Michigan covered past times ice.
NOAA has released a satellite prototype showing 'cloud streets' streaming across the Great Lakes. These cloud streets are caused when the warmer temperatures caught inward the Great Lakes rises together with hits the mutual coldness air above. This causes wet to condense into cumulus clouds. These cooling clouds thus sink dorsum to the lake level. This rising together with sinking motion creates this 'cloud street' resultant that has been seen over the Great Lakes inward this mutual coldness weather.
Here's what those cloud street looks like, every bit seen inward a video captured past times a local newscaster:
You tin sack stance to a greater extent than recent satellite imagery of Lake Michigan on NOAA's MODIS Imagery pages.
