Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. 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 Saturday September 27, 2025.

....IOWA....
Waterloo ASOS                      60
Mason City ASOS                    60
Pella AWOS                         58
Oskaloosa AWOS                     58
Marshalltown ASOS                  57
Ottumwa ASOS                       56
Grinnell AWOS                      56
Oelwein AWOS                       54
....ILLINOIS....
Rockford Arpt                      61
Peoria Arpt                        57
Bloomington Airport                57
Quincy Arpt                        55
Joliet Arpt                        55
Decatur Airport                    53
Jacksonville Arpt                  51
Rochelle Arpt                      50
....MISSOURI....
Columbia Arpt                      57
Kirksville Arpt                    54
Chillicothe Arpt                   54
....WISCONSIN....
Madison Arpt                       58
Janesville Arpt                    55
Prairie du Chien AWOS              55
Watertown-Arpt                     53

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Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Saturday Observed Low Temperature