Tabular State Forecast for Iowa National Weather Service Des Moines IA 420 AM CDT Fri Sep 20 2024 ROWS INCLUDE... Daily predominant daytime weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Sat Sun Mon Tue Wed Thu Sep 20 Sep 21 Sep 22 Sep 23 Sep 24 Sep 25 Sep 26 ...WESTERN IOWA... Spencer Sunny Ptcldy Mocldy Ptcldy Ptcldy Sunny Sunny /86 61/83 51/68 46/70 44/74 48/76 48/77 /00 10/40 40/40 30/30 20/10 10/00 00/00 Sioux City Sunny Ptcldy Shwrs Ptcldy Ptcldy Sunny Sunny /88 63/83 53/64 47/68 45/73 49/75 49/78 /00 10/40 50/50 30/30 10/10 10/00 00/00 Carroll Sunny Tstrms Shwrs Ptcldy Ptcldy Sunny Sunny /88 63/85 53/65 49/65 46/72 48/75 48/75 /00 30/60 80/80 40/40 10/10 10/00 00/10 Atlantic Sunny Tstrms Shwrs Ptcldy Ptcldy Sunny Sunny /88 66/83 55/61 50/64 47/69 47/72 48/73 /00 30/60 80/80 50/40 10/10 10/00 00/10 Shenandoah Sunny Tstrms Tstrms Ptcldy Ptcldy Sunny Sunny /89 67/86 56/62 52/66 49/71 49/75 50/75 /00 60/60 90/90 60/20 10/00 00/00 00/10 ...CENTRAL IOWA... Mason City Sunny Ptcldy Shwrs Ptcldy Sunny Sunny Sunny /85 61/84 53/66 47/67 45/72 47/74 48/75 /00 10/40 60/50 40/40 20/10 10/10 10/10 Fort Dodge Sunny Tstrms Shwrs Ptcldy Ptcldy Sunny Sunny /87 63/86 54/66 49/65 46/72 49/75 49/75 /00 10/50 60/60 40/40 20/10 10/00 00/10 Ames Sunny Tstrms Shwrs Shwrs Ptcldy Sunny Sunny /88 63/86 56/65 52/66 49/72 49/75 49/75 /00 20/50 80/80 50/50 20/10 10/10 10/10 Marshalltown Sunny Ptcldy Shwrs Shwrs Ptcldy Sunny Sunny /88 63/85 57/67 52/67 49/72 48/74 49/75 /00 10/40 80/80 50/50 20/10 10/10 10/10 Des Moines Sunny Tstrms Tstrms Shwrs Ptcldy Sunny Sunny /89 68/86 59/66 55/67 53/72 53/75 53/75 /00 30/50 90/90 50/50 20/10 10/10 10/10 Creston Sunny Tstrms Tstrms Ptcldy Ptcldy Sunny Sunny /88 65/83 55/62 51/64 49/69 49/72 49/74 /00 50/60 90/90 50/40 10/10 10/00 10/10 Lamoni Sunny Tstrms Tstrms Shwrs Ptcldy Sunny Sunny /87 66/81 58/63 53/65 51/68 50/72 51/73 /00 50/70 90/90 60/50 10/10 10/10 10/10 ...EASTERN IOWA... Decorah Foggy Sunny Shwrs Ptcldy Ptcldy Sunny Sunny /81 61/83 56/64 50/65 49/69 49/71 50/71 /00 00/30 60/50 30/40 30/10 10/10 10/10 Oelwein Sunny Sunny Shwrs Mocldy Ptcldy Sunny Sunny /84 62/86 56/66 52/66 49/71 48/73 49/74 /00 00/30 70/70 40/40 30/10 10/10 10/10 Waterloo Sunny Sunny Shwrs Ptcldy Sunny Sunny Sunny /87 63/86 58/67 52/68 50/73 49/75 51/76 /00 10/30 70/70 40/40 30/10 10/00 10/10 Dubuque Sunny Sunny Tstrms Ptcldy Ptcldy Sunny Sunny /85 61/86 61/67 55/67 53/71 51/73 51/74 /00 00/20 70/70 50/40 40/20 10/10 10/10 Cedar Rapids Sunny Sunny Tstrms Tstrms Ptcldy Sunny Sunny /87 62/86 61/67 55/66 52/71 50/73 51/74 /10 00/30 80/80 50/50 30/10 10/10 10/10 Iowa City Sunny Sunny Tstrms Shwrs Ptcldy Sunny Sunny /88 61/87 61/67 56/68 54/71 50/73 51/74 /10 00/30 80/80 60/50 30/10 10/10 10/10 Quad Cities Sunny Sunny Tstrms Tstrms Ptcldy Sunny Sunny /86 61/87 63/70 57/68 54/71 51/72 50/74 /00 00/20 80/80 60/60 40/20 10/10 10/10 Ottumwa Sunny Ptcldy Tstrms Shwrs Ptcldy Sunny Sunny /88 66/83 61/66 55/67 53/71 51/72 51/74 /00 10/40 90/90 60/60 20/20 10/10 10/10 Burlington Sunny Ptcldy Tstrms Tstrms Ptcldy Sunny Sunny /88 63/85 64/71 57/70 54/70 51/72 51/73 /10 00/30 80/80 70/70 40/20 10/10 10/10 Keokuk Sunny Ptcldy Tstrms Tstrms Ptcldy Sunny Sunny /89 65/83 66/72 59/70 55/70 52/72 52/73 /10 00/40 80/90 70/70 40/30 10/10 10/10 $$