National Weather Service United States Department of Commerce

Areas of Heavy to Excessive Rainfall Which May Bring Flooding

Monsoon moisture will continue to produce areas of heavy to excessive rainfall and potential flooding across the northern Intermountain West today. Debris flows will be possible over recent wildfire burn areas. Heavy to excessive rainfall and flash flooding will be possible across the central Rockies into the south-central Plains and lower Mississippi Valley through Thursday. Read More >

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

 
Observed 12-hour minimum temperature  
 
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 Thursday August 21, 2025.

....IOWA....
Pella AWOS                         64
Oskaloosa AWOS                     64
Mason City ASOS                    64
Ottumwa ASOS                       63
Waterloo ASOS                      63
Marshalltown ASOS                  62
Grinnell AWOS                      61
Oelwein AWOS                       61
....ILLINOIS....
Joliet Arpt                        65
Peoria Arpt                        63
Decatur Airport                    63
Rockford Arpt                      63
Quincy Arpt                        62
Bloomington Airport                62
Jacksonville Arpt                  60
Rochelle Arpt                      58
....MISSOURI....
Chillicothe Arpt                   75
Columbia Arpt                      70
Kirksville Arpt                    65
....WISCONSIN....
Prairie du Chien AWOS              62
Madison Arpt                       59
Janesville Arpt                    59