Tabular State Forecast
Issued by NWS
Issued by NWS
515
FPUS63 KDMX 080920
SFTIA
IAZ001>099-082200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 AM CDT Tue Sep 8 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 Wed Thu Fri Sat Sun Mon
Sep 08 Sep 09 Sep 10 Sep 11 Sep 12 Sep 13 Sep 14
...WESTERN IOWA...
Spencer
Mocldy Sunny Sunny Sunny Sunny Mocldy Ptcldy
/82 59/79 50/80 56/83 57/73 50/71 52/70
/50 20/00 00/00 00/20 50/10 30/50 50/60
Sioux City
Mocldy Sunny Sunny Sunny Ptcldy Mocldy Ptcldy
/83 63/80 55/81 61/86 60/74 55/74 56/72
/60 20/00 00/00 00/20 30/10 30/40 50/50
Carroll
Tstrms Ptcldy Sunny Sunny Ptcldy Tstrms Shwrs
/89 66/82 57/81 59/85 62/76 57/77 58/75
/50 70/10 00/00 00/20 60/40 30/50 50/60
Atlantic
Ptcldy Ptcldy Sunny Sunny Shwrs Tstrms Shwrs
/90 67/80 59/79 61/83 64/76 59/77 60/74
/30 70/20 00/00 00/10 60/50 40/50 50/50
Shenandoah
Ptcldy Mocldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/96 69/82 61/82 63/87 66/78 61/80 62/78
/20 90/50 10/00 00/10 70/70 40/40 50/50
...CENTRAL IOWA...
Mason City
Tstrms Ptcldy Sunny Sunny Sunny Mocldy Shwrs
/82 64/79 54/78 56/81 60/73 53/70 55/72
/50 50/00 00/00 00/10 70/40 30/40 50/50
Fort Dodge
Tstrms Ptcldy Sunny Sunny Ptcldy Mocldy Shwrs
/86 66/81 56/80 59/83 61/75 56/75 58/74
/60 50/10 00/00 00/10 60/40 30/40 50/60
Ames
Ptcldy Ptcldy Sunny Sunny Shwrs Tstrms Shwrs
/90 67/82 59/81 59/84 64/77 58/77 60/77
/30 70/20 00/00 00/10 70/70 30/50 50/60
Marshalltown
Ptcldy Ptcldy Sunny Sunny Shwrs Tstrms Tstrms
/89 68/81 57/79 57/82 63/76 57/76 59/76
/30 80/20 00/00 00/10 70/70 30/50 50/50
Des Moines
Ptcldy Tstrms Sunny Sunny Shwrs Ptcldy Tstrms
/93 71/82 62/81 62/85 67/80 62/78 64/77
/20 80/50 00/00 00/10 70/70 40/40 50/50
Creston
Ptcldy Tstrms Sunny Sunny Shwrs Tstrms Shwrs
/93 68/81 62/81 61/84 66/77 61/79 61/77
/20 90/50 10/00 00/10 70/70 40/50 50/50
Lamoni
Sunny Tstrms Sunny Sunny Shwrs Tstrms Shwrs
/93 70/81 63/81 61/84 66/79 62/80 62/78
/10 90/60 20/10 00/10 60/60 40/50 50/60
...EASTERN IOWA...
Decorah
Mocldy Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/81 67/79 55/76 56/78 63/75 55/71 56/72
/40 60/10 00/00 00/10 70/70 30/50 50/50
Oelwein
Ptcldy Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/83 68/79 56/76 56/78 63/75 56/73 58/73
/40 80/20 00/00 00/10 70/70 30/40 50/60
Waterloo
Ptcldy Ptcldy Sunny Sunny Shwrs Ptcldy Shwrs
/86 68/81 57/78 57/81 63/77 56/75 58/75
/30 60/20 00/00 00/10 70/70 30/40 50/60
Dubuque
Ptcldy Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/86 71/81 60/78 56/80 65/79 59/77 61/77
/10 90/40 00/00 00/00 50/50 30/40 40/50
Cedar Rapids
Ptcldy Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/90 70/81 60/79 57/82 65/80 59/78 62/77
/10 80/60 10/00 00/00 60/60 40/40 50/50
Iowa City
Ptcldy Mocldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/91 71/82 62/81 58/83 65/81 61/80 62/79
/10 70/70 10/00 00/00 50/50 40/40 50/50
Quad Cities
Ptcldy Mocldy Sunny Sunny Ptcldy Ptcldy Ptcldy
/90 72/82 62/80 58/83 65/82 61/80 63/80
/00 80/80 10/00 00/00 50/50 30/40 40/40
Ottumwa
Ptcldy Tstrms Sunny Sunny Shwrs Ptcldy Shwrs
/93 72/82 63/82 59/85 66/82 62/81 63/80
/00 80/80 20/10 00/00 60/60 40/40 50/50
Burlington
Ptcldy Mocldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy
/90 72/84 64/81 58/83 65/83 62/82 63/81
/00 60/80 50/30 00/00 50/50 40/40 40/40
Keokuk
Ptcldy Mocldy Ptcldy Sunny Ptcldy Ptcldy Ptcldy
/92 74/85 66/82 61/84 67/83 64/83 65/82
/00 60/80 50/50 00/00 40/40 40/40 40/40
$$