Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Disclaimer: Sampled values on map may not reflect actual readings. These can be found in the table below the map.

12 Hour Minimum Temperature Archive For The Past Week.
Latest	Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday

12 hour low temperature reports (ending at 7 am CDT and 6 am CST),
for eastern Iowa, northwest and west central Illinois,
and northeast Missouri. Reported Monday September 29, 2025.

....IOWA....
Pella AWOS                         63
Ottumwa ASOS                       62
Grinnell AWOS                      61
Oskaloosa AWOS                     60
Marshalltown ASOS                  57
Oelwein AWOS                       57
Waterloo ASOS                      55
Mason City ASOS                    51
....ILLINOIS....
Quincy Arpt                        61
Decatur Airport                    58
Peoria Arpt                        57
Bloomington Airport                57
Joliet Arpt                        55
Jacksonville Arpt                  54
Rockford Arpt                      53
Rochelle Arpt                      52
....MISSOURI....
Chillicothe Arpt                   71
Columbia Arpt                      60
Kirksville Arpt                    57
....WISCONSIN....
Madison Arpt                       52
Janesville Arpt                    52
Watertown-Arpt                     51
Prairie du Chien AWOS              51

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Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Monday Observed Low Temperature