Tabular State Forecast
Issued by NWS
Issued by NWS
692
FPUS63 KDMX 152121
SFTIA
IAZ001>099-161000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Tue Sep 15 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
Wed Thu Fri Sat Sun Mon Tue
Sep 16 Sep 17 Sep 18 Sep 19 Sep 20 Sep 21 Sep 22
...WESTERN IOWA...
Spencer
Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Ptcldy
48/71 57/75 59/79 60/71 54/67 50/67 49/69
00/20 40/40 80/80 60/30 30/20 20/20 20/20
Sioux City
Ptcldy Mocldy Ptcldy Mocldy Mocldy Ptcldy Ptcldy
54/70 61/77 64/84 63/73 59/69 54/68 53/70
00/30 40/60 50/50 50/20 30/20 10/10 10/10
Carroll
Mocldy Shwrs Tstrms Shwrs Shwrs Mocldy Ptcldy
56/70 62/79 64/84 66/77 61/71 56/69 54/71
10/30 50/60 50/60 70/60 50/50 20/20 10/20
Atlantic
Shwrs Shwrs Ptcldy Shwrs Shwrs Mocldy Ptcldy
59/70 64/79 66/83 67/79 62/70 57/68 55/68
40/50 60/50 30/30 70/60 50/50 40/20 10/10
Shenandoah
Mocldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy Ptcldy
61/74 66/83 68/86 69/82 64/72 59/70 57/70
70/70 40/30 10/10 70/70 60/60 30/10 10/20
...CENTRAL IOWA...
Mason City
Ptcldy Mocldy Tstrms Shwrs Mocldy Mocldy Ptcldy
51/70 58/74 59/74 61/72 58/67 53/66 51/67
00/10 30/30 80/90 90/70 40/40 30/30 10/20
Fort Dodge
Ptcldy Shwrs Tstrms Shwrs Mocldy Mocldy Ptcldy
55/71 61/77 63/80 65/75 60/68 56/68 54/69
10/20 10/50 60/70 70/60 40/40 20/10 10/20
Ames
Mocldy Mocldy Tstrms Shwrs Shwrs Mocldy Ptcldy
58/69 62/79 64/82 67/80 62/71 57/69 55/70
20/40 40/40 50/50 80/80 50/50 20/20 10/20
Marshalltown
Mocldy Mocldy Tstrms Shwrs Shwrs Mocldy Ptcldy
57/69 61/77 63/80 66/80 61/71 56/68 54/69
10/40 30/40 50/60 80/80 50/50 30/20 20/20
Des Moines
Shwrs Shwrs Tstrms Shwrs Shwrs Mocldy Ptcldy
60/69 66/79 67/83 69/81 64/71 60/70 58/70
30/50 50/50 50/50 80/80 50/50 40/20 10/20
Creston
Tstrms Shwrs Ptcldy Tstrms Shwrs Mocldy Ptcldy
60/71 65/80 66/84 68/80 63/71 58/67 57/69
60/70 50/50 30/30 70/70 60/60 40/20 20/20
Lamoni
Tstrms Ptcldy Sunny Tstrms Shwrs Mocldy Ptcldy
61/74 66/81 67/83 69/81 65/71 60/67 57/67
80/80 50/30 30/30 70/70 70/60 40/20 20/20
...EASTERN IOWA...
Decorah
Ptcldy Mocldy Mocldy Mocldy Mocldy Mocldy Ptcldy
54/70 61/74 61/70 62/74 60/68 55/67 53/68
00/10 40/20 50/90 90/90 40/40 40/30 20/20
Oelwein
Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Ptcldy
55/68 61/75 62/75 64/77 61/69 56/67 54/68
10/20 50/40 50/80 90/90 40/40 30/20 10/20
Waterloo
Mocldy Mocldy Tstrms Shwrs Shwrs Mocldy Ptcldy
56/69 61/77 62/78 65/79 61/71 56/68 54/69
10/20 50/40 50/80 90/90 40/50 30/20 10/20
Dubuque
Mocldy Mocldy Mocldy Mocldy Mocldy Mocldy Ptcldy
59/70 63/77 63/76 65/80 63/72 58/71 55/71
10/30 60/30 40/80 80/80 50/50 40/30 10/20
Cedar Rapids
Mocldy Mocldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
59/69 64/79 65/80 67/82 64/73 59/71 56/71
30/40 60/50 40/70 80/80 60/60 40/20 20/20
Iowa City
Mocldy Mocldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
60/71 65/80 65/81 68/83 65/74 60/70 57/71
50/50 60/40 40/60 70/70 60/60 40/20 20/20
Quad Cities
Mocldy Mocldy Ptcldy Mocldy Mocldy Mocldy Ptcldy
61/71 65/79 64/80 68/83 65/75 60/72 56/71
70/50 70/50 40/70 60/60 60/60 40/30 20/20
Ottumwa
Shwrs Shwrs Ptcldy Shwrs Shwrs Mocldy Ptcldy
62/72 66/82 67/84 70/84 66/74 61/71 58/72
80/60 70/60 40/40 60/60 60/60 50/30 20/20
Burlington
Mocldy Mocldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy
63/76 67/83 66/84 69/85 66/77 61/71 58/71
80/70 60/60 30/30 30/40 70/70 40/30 20/20
Keokuk
Mocldy Ptcldy Ptcldy Ptcldy Mocldy Mocldy Ptcldy
66/79 70/85 69/87 71/87 67/78 63/72 59/74
80/70 40/40 20/20 20/40 70/70 50/30 20/20
$$