Tabular State Forecast
Issued by NWS
Issued by NWS
649
FPUS63 KDMX 182121
SFTIA
IAZ001>099-191000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Fri Sep 18 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
Sat Sun Mon Tue Wed Thu Fri
Sep 19 Sep 20 Sep 21 Sep 22 Sep 23 Sep 24 Sep 25
...WESTERN IOWA...
Spencer
Mocldy Mocldy Mocldy Ptcldy Ptcldy Mocldy Ptcldy
62/70 54/65 49/60 45/61 43/65 47/68 50/69
50/20 30/20 50/60 40/10 00/00 20/20 10/10
Sioux City
Mocldy Mocldy Mocldy Mocldy Ptcldy Mocldy Mocldy
65/72 58/65 54/60 50/62 48/66 52/66 54/69
40/20 20/50 60/70 40/10 00/10 30/30 20/20
Carroll
Mocldy Shwrs Shwrs Mocldy Ptcldy Mocldy Ptcldy
67/78 60/66 55/61 50/61 47/66 51/68 54/68
60/40 30/50 50/70 60/10 00/00 10/20 20/20
Atlantic
Mocldy Shwrs Shwrs Mocldy Ptcldy Mocldy Ptcldy
68/78 61/66 57/60 52/60 48/64 52/66 55/67
50/30 30/50 50/60 60/10 00/00 10/30 20/20
Shenandoah
Ptcldy Mocldy Mocldy Mocldy Ptcldy Mocldy Ptcldy
70/82 64/68 59/63 54/62 50/66 54/67 57/68
40/30 40/50 50/50 50/10 00/00 10/30 20/20
...CENTRAL IOWA...
Mason City
Mocldy Mocldy Shwrs Ptcldy Sunny Ptcldy Ptcldy
63/72 55/65 50/60 46/60 43/64 48/66 50/67
80/40 40/20 30/50 50/20 00/00 10/20 10/10
Fort Dodge
Mocldy Mocldy Shwrs Ptcldy Ptcldy Ptcldy Ptcldy
67/76 60/67 55/61 50/61 47/65 51/67 53/69
70/30 30/30 30/60 60/10 00/00 10/20 10/10
Ames
Mocldy Shwrs Shwrs Ptcldy Ptcldy Ptcldy Ptcldy
68/79 61/67 56/61 51/60 47/65 52/67 54/68
70/40 40/50 50/60 60/20 00/00 10/20 10/20
Marshalltown
Tstrms Shwrs Shwrs Ptcldy Sunny Ptcldy Ptcldy
67/79 61/66 54/61 50/60 46/65 50/67 53/67
80/50 50/60 40/60 60/30 00/00 00/10 10/10
Des Moines
Tstrms Shwrs Shwrs Mocldy Ptcldy Ptcldy Ptcldy
71/81 62/67 57/60 54/60 50/64 54/67 57/67
50/50 40/60 60/60 60/10 00/00 00/20 20/20
Creston
Mocldy Shwrs Shwrs Mocldy Ptcldy Mocldy Ptcldy
70/81 63/67 58/60 53/59 48/62 52/65 55/66
50/40 50/60 60/60 50/10 00/00 10/20 20/20
Lamoni
Ptcldy Tstrms Shwrs Mocldy Ptcldy Mocldy Ptcldy
70/83 64/70 59/61 53/59 48/63 52/65 55/66
30/40 70/60 60/60 50/10 00/00 10/10 20/20
...EASTERN IOWA...
Decorah
Mocldy Mocldy Mocldy Ptcldy Sunny Ptcldy Ptcldy
61/72 57/66 52/61 47/60 44/65 49/67 51/69
90/80 50/30 10/40 40/30 00/00 00/10 10/00
Oelwein
Mocldy Mocldy Mocldy Ptcldy Sunny Ptcldy Ptcldy
64/76 59/65 54/61 48/59 46/64 50/66 52/67
80/60 40/50 20/50 50/40 00/00 00/10 10/10
Waterloo
Tstrms Shwrs Shwrs Ptcldy Sunny Ptcldy Ptcldy
65/78 59/67 54/62 49/61 46/65 50/68 52/69
80/60 40/50 20/60 60/30 00/00 00/10 10/10
Dubuque
Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy Ptcldy
64/78 62/67 55/63 51/62 48/66 51/68 53/70
80/80 70/60 40/50 50/40 10/00 00/10 10/00
Cedar Rapids
Mocldy Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy
67/81 63/68 57/63 52/61 48/65 52/68 54/69
60/60 70/70 70/60 60/30 10/00 00/10 10/10
Iowa City
Mocldy Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy
68/82 64/70 58/63 53/62 49/66 53/69 55/70
60/60 80/70 60/60 60/30 10/00 00/10 10/00
Quad Cities
Mocldy Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy
67/82 64/70 56/64 52/63 49/67 51/69 54/70
50/60 80/70 60/60 50/50 10/00 00/10 10/10
Ottumwa
Shwrs Tstrms Shwrs Mocldy Ptcldy Ptcldy Ptcldy
70/84 65/72 59/63 53/61 49/66 52/68 55/70
40/50 70/70 70/60 60/30 10/00 00/10 10/20
Burlington
Mocldy Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy
69/86 66/75 59/65 54/63 49/66 53/69 55/71
30/20 90/70 70/60 50/30 10/00 00/10 10/10
Keokuk
Ptcldy Mocldy Mocldy Mocldy Ptcldy Ptcldy Ptcldy
71/89 68/77 61/67 56/65 51/68 55/70 57/72
20/10 80/70 70/70 50/30 10/00 00/00 10/10
$$