Tabular State Forecast
Issued by NWS
Issued by NWS
117
FPUS63 KDMX 202120
SFTIA
IAZ001>099-211000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Sun Sep 20 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
Mon Tue Wed Thu Fri Sat Sun
Sep 21 Sep 22 Sep 23 Sep 24 Sep 25 Sep 26 Sep 27
...WESTERN IOWA...
Spencer
Mocldy Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
47/56 44/61 41/65 45/65 49/68 52/70 54/72
70/70 40/00 00/00 30/40 40/40 40/30 30/30
Sioux City
Cloudy Ptcldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
54/59 49/62 47/65 51/65 54/68 57/70 58/72
90/90 20/00 00/00 40/60 40/50 40/40 20/20
Carroll
Shwrs Mocldy Ptcldy Mocldy Shwrs Mocldy Ptcldy
54/59 49/61 45/65 48/66 53/68 56/71 58/73
80/90 40/10 00/00 10/40 50/50 40/40 30/30
Atlantic
Shwrs Mocldy Ptcldy Mocldy Shwrs Shwrs Ptcldy
57/60 52/60 47/63 49/63 55/66 58/69 59/71
60/80 80/10 00/00 10/40 50/60 50/50 30/30
Shenandoah
Mocldy Mocldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
59/64 54/63 49/65 51/65 56/68 59/72 61/73
50/30 40/10 00/00 10/40 40/50 50/50 30/30
...CENTRAL IOWA...
Mason City
Shwrs Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
48/57 45/60 41/64 45/64 49/66 51/67 54/70
60/70 40/00 00/00 00/20 20/30 30/30 30/30
Fort Dodge
Shwrs Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
53/58 49/61 45/65 48/66 54/68 56/70 58/73
70/80 40/10 00/00 10/30 40/40 40/40 30/30
Ames
Shwrs Mocldy Sunny Mocldy Mocldy Mocldy Ptcldy
55/60 51/61 46/64 48/65 54/68 56/70 58/73
50/80 50/10 00/00 00/20 40/40 40/40 30/30
Marshalltown
Shwrs Mocldy Sunny Mocldy Mocldy Mocldy Ptcldy
54/60 49/61 45/63 47/64 52/67 54/68 56/71
40/70 50/10 00/00 00/20 20/40 30/30 30/30
Des Moines
Shwrs Mocldy Sunny Mocldy Shwrs Mocldy Ptcldy
57/60 54/60 48/63 50/64 56/67 59/69 61/72
60/80 50/20 00/00 00/20 40/50 40/40 30/30
Creston
Shwrs Mocldy Sunny Mocldy Shwrs Shwrs Ptcldy
58/61 52/59 47/62 48/63 54/66 58/69 59/71
60/70 60/10 00/00 00/20 40/50 50/50 30/30
Lamoni
Mocldy Mocldy Sunny Mocldy Mocldy Shwrs Ptcldy
59/62 54/60 47/62 48/63 54/67 57/71 60/73
40/40 50/10 00/00 00/10 30/40 50/50 30/30
...EASTERN IOWA...
Decorah
Mocldy Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
51/59 46/60 43/63 46/64 50/66 51/67 54/69
20/30 20/00 00/00 00/10 00/10 20/20 20/20
Oelwein
Mocldy Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
53/60 48/60 44/63 47/64 51/66 53/67 55/70
40/50 40/10 00/00 00/10 10/10 20/20 30/30
Waterloo
Shwrs Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
53/61 48/62 45/64 47/66 51/67 54/68 55/72
50/60 40/10 00/00 00/10 10/20 30/30 20/20
Dubuque
Mocldy Ptcldy Sunny Ptcldy Mocldy Mocldy Ptcldy
56/62 51/62 47/64 49/64 52/66 52/67 55/70
10/40 40/20 00/00 00/00 00/10 10/10 20/20
Cedar Rapids
Mocldy Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
57/62 52/62 47/64 50/65 53/67 55/69 57/72
20/60 70/30 00/00 00/00 10/20 10/20 30/30
Iowa City
Mocldy Ptcldy Sunny Ptcldy Mocldy Mocldy Ptcldy
58/63 53/62 48/65 50/66 54/69 56/70 58/73
20/50 70/30 00/00 00/00 10/20 20/20 20/20
Quad Cities
Mocldy Ptcldy Sunny Ptcldy Mocldy Mocldy Ptcldy
58/64 53/63 48/66 50/67 53/69 53/71 56/74
20/40 50/40 00/00 00/00 10/10 10/10 20/20
Ottumwa
Shwrs Ptcldy Sunny Mocldy Mocldy Mocldy Ptcldy
59/64 54/62 48/65 50/66 54/70 57/71 59/75
20/60 60/20 00/00 00/10 10/30 30/30 20/20
Burlington
Mocldy Ptcldy Sunny Ptcldy Mocldy Mocldy Ptcldy
60/66 55/64 48/66 50/68 54/71 55/73 58/76
20/40 50/20 00/00 00/00 10/20 20/20 20/20
Keokuk
Mocldy Ptcldy Sunny Ptcldy Mocldy Mocldy Ptcldy
61/68 57/66 50/68 52/70 55/72 57/74 59/78
30/30 50/40 10/00 00/00 10/20 20/20 20/20
$$