IL, IN, OH Bright Green Flashes First Thought To Be A Meteor - Likely Lightning...Again!

Traffic Suggesting Illinois/Indiana/Ohio Meteor 1FEB2011...
Carmel, Indiana arrived from google.com on "elp allsky: Jan 19, 2011" by searching for what was the green light in the sky tonight 46032.
19:00:45 -- 3 hours 41 mins ago
Lockport, Illinois arrived from google.com on "elp allsky" by searching for meteor in chicago feb 1.
Solsberry, Indiana arrived from google.com on "elp allsky" by searching for orange glow in sky feb 1, 2011.
10:51:30 -- 4 hours 32 mins ago
Denver, Colorado arrived from google.com on "elp allsky" by searching for what was the blue flash in the sky last night in delaware ohio.
10:27:13 -- 4 hours 57 mins ago
Lockport, Illinois arrived from google.com on "elp allsky" by searching for meteor in chicago feb 1.
08:56:16 -- 6 hours 29 mins ago

Note from ELPALLSKY...Still looking at the possibility of lightning!
Readers, if you witnessed a flash or flashes in Illinois, Indiana or Ohio 1Feb2011, please click on comments below or login to my chat window and type in your observation. Thank You!

UPDATE...

Lightning in Chicago, induced by a powerful winter storm, is included in national news story. It appears that the same storm front could also be responsible for flashes seen in Indiana and Ohio as it pushed east the evening of 1FEB2011. See the news story below...