Tabular State Forecast
Issued by NWS
Issued by NWS
089
FPUS63 KDMX 120920
SFTIA
IAZ001>099-122200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 AM CDT Sat Sep 12 2026
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 Sun Mon Tue Wed Thu Fri
Sep 12 Sep 13 Sep 14 Sep 15 Sep 16 Sep 17 Sep 18
...WESTERN IOWA...
Spencer
Sunny Ptcldy Mocldy Ptcldy Mocldy Ptcldy Ptcldy
/74 48/67 48/72 54/72 48/68 50/72 50/75
/00 00/40 40/100 90/10 30/50 30/20 30/30
Sioux City
Ptcldy Mocldy Mocldy Ptcldy Mocldy Ptcldy Ptcldy
/75 54/69 57/78 59/72 55/70 56/73 56/75
/10 10/60 50/100 80/30 40/60 30/30 30/30
Carroll
Ptcldy Shwrs Tstrms Shwrs Shwrs Mocldy Ptcldy
/78 54/70 54/81 63/74 56/71 58/74 56/76
/10 10/50 60/80 90/80 60/70 50/40 30/30
Atlantic
Ptcldy Tstrms Tstrms Tstrms Tstrms Shwrs Ptcldy
/76 58/68 58/83 65/72 59/73 60/73 58/75
/20 20/70 50/50 90/90 80/80 60/50 40/40
Shenandoah
Ptcldy Mocldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
/80 61/72 60/88 67/75 61/77 62/75 60/77
/30 30/70 50/50 90/90 90/90 70/70 30/30
...CENTRAL IOWA...
Mason City
Ptcldy Ptcldy Shwrs Shwrs Shwrs Ptcldy Ptcldy
/75 51/67 49/71 59/72 52/67 54/71 53/73
/00 00/30 20/100 90/60 30/50 50/30 30/30
Fort Dodge
Ptcldy Mocldy Tstrms Shwrs Shwrs Ptcldy Ptcldy
/76 54/69 53/76 62/73 56/69 57/73 56/74
/00 00/30 40/90 90/60 50/70 50/30 30/30
Ames
Ptcldy Shwrs Tstrms Shwrs Tstrms Shwrs Ptcldy
/78 56/70 54/79 64/74 58/71 59/74 57/76
/10 10/50 40/70 100/100 60/80 60/50 40/40
Marshalltown
Ptcldy Shwrs Shwrs Shwrs Tstrms Shwrs Ptcldy
/78 54/69 52/77 64/74 57/71 59/74 55/75
/00 10/60 30/80 90/90 60/80 60/50 30/40
Des Moines
Ptcldy Tstrms Tstrms Tstrms Tstrms Shwrs Ptcldy
/78 60/69 58/81 68/74 62/73 63/74 60/75
/20 10/60 40/60 90/90 80/90 60/60 30/30
Creston
Ptcldy Tstrms Tstrms Tstrms Tstrms Shwrs Ptcldy
/78 59/69 57/84 66/74 60/75 62/74 59/76
/30 20/70 60/60 80/90 90/90 70/60 30/30
Lamoni
Ptcldy Tstrms Shwrs Tstrms Tstrms Shwrs Ptcldy
/80 60/69 58/83 68/77 61/77 63/74 59/75
/30 30/60 60/60 70/90 100/100 70/70 30/30
...EASTERN IOWA...
Decorah
Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy Ptcldy
/76 53/65 48/68 61/72 54/67 57/71 54/72
/00 00/20 10/90 100/90 30/60 60/40 20/30
Oelwein
Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy Ptcldy
/76 54/67 50/71 62/72 56/69 58/71 55/72
/00 00/50 10/80 100/100 50/70 60/50 20/30
Waterloo
Ptcldy Shwrs Shwrs Shwrs Shwrs Shwrs Ptcldy
/77 54/68 51/73 63/73 56/70 58/73 55/74
/00 00/50 20/90 100/100 50/70 60/50 30/30
Dubuque
Ptcldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy Ptcldy
/81 56/70 50/73 65/77 58/73 60/75 57/75
/00 00/60 20/60 80/80 60/80 70/60 20/30
Cedar Rapids
Ptcldy Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
/81 57/71 53/77 66/78 60/74 61/76 58/77
/00 10/60 30/70 90/90 80/90 70/60 30/40
Iowa City
Ptcldy Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
/83 59/73 54/78 67/80 61/75 63/77 59/77
/10 10/60 40/60 80/80 90/90 70/60 30/40
Quad Cities
Ptcldy Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
/84 59/73 53/76 67/81 61/76 63/77 58/77
/10 00/50 10/50 50/80 90/90 70/70 30/30
Ottumwa
Ptcldy Tstrms Shwrs Shwrs Tstrms Shwrs Ptcldy
/83 60/72 57/81 68/80 62/77 64/77 60/77
/20 10/60 50/60 60/90 90/90 70/70 30/40
Burlington
Ptcldy Ptcldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy
/86 62/74 57/80 68/85 64/81 65/79 60/78
/10 20/50 30/50 30/60 80/80 60/60 20/30
Keokuk
Ptcldy Ptcldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy
/87 63/75 59/81 70/86 66/83 66/80 62/79
/10 20/50 40/40 20/60 80/70 70/70 30/30
$$