Tabular State Forecast
Issued by NWS
Issued by NWS
525
FPUS63 KDMX 172121
SFTIA
IAZ001>099-181000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Sun Aug 17 2025
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
Aug 18 Aug 19 Aug 20 Aug 21 Aug 22 Aug 23 Aug 24
...WESTERN IOWA...
Spencer
Ptcldy Ptcldy Sunny Sunny Ptcldy Sunny Sunny
70/88 66/83 60/80 59/82 60/82 57/77 51/73
50/30 10/10 00/00 00/00 10/10 20/20 10/10
Sioux City
Ptcldy Ptcldy Sunny Sunny Ptcldy Ptcldy Ptcldy
71/90 69/86 63/85 62/85 63/84 58/78 53/75
50/30 20/20 10/00 00/00 10/10 30/30 10/10
Carroll
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
72/90 69/86 63/83 59/83 60/85 59/80 53/76
40/30 20/20 10/10 00/00 00/10 30/30 10/10
Atlantic
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
73/89 70/84 64/80 60/81 60/83 61/79 54/75
30/30 20/20 20/00 00/00 00/10 20/20 10/10
Shenandoah
Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Ptcldy
74/90 71/89 66/84 62/83 61/85 63/80 55/76
20/30 30/30 30/10 00/00 00/00 20/20 10/10
...CENTRAL IOWA...
Mason City
Tstrms Ptcldy Sunny Sunny Ptcldy Sunny Sunny
71/85 67/80 59/79 59/79 59/79 57/74 50/70
50/50 20/10 00/00 00/00 00/10 20/20 10/10
Fort Dodge
Ptcldy Ptcldy Sunny Sunny Ptcldy Sunny Sunny
73/88 69/84 62/81 59/81 60/83 58/77 52/72
40/30 20/20 10/00 00/00 00/10 20/20 10/10
Ames
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
72/89 70/85 63/81 61/81 60/83 60/78 53/73
30/30 20/20 10/00 00/00 00/00 20/20 10/10
Marshalltown
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
72/87 69/83 61/77 59/78 58/81 59/77 52/72
30/30 30/20 10/00 00/00 00/00 20/20 10/10
Des Moines
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
74/90 73/86 66/81 64/81 63/85 63/80 58/75
20/20 20/20 20/00 00/00 00/00 20/20 10/10
Creston
Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny
73/91 70/86 65/81 61/82 60/85 61/79 55/75
10/20 20/20 20/10 00/00 00/00 20/20 10/10
Lamoni
Ptcldy Ptcldy Sunny Sunny Sunny Ptcldy Sunny
73/91 72/86 66/80 62/81 61/83 63/81 57/76
10/20 30/30 30/10 00/00 00/00 10/10 10/10
...EASTERN IOWA...
Decorah
Tstrms Ptcldy Sunny Sunny Ptcldy Sunny Sunny
68/82 68/78 60/76 59/76 60/79 59/72 52/70
30/50 30/20 00/00 00/00 00/10 20/20 10/10
Oelwein
Tstrms Ptcldy Sunny Sunny Sunny Sunny Sunny
70/86 69/81 60/77 59/78 59/80 59/74 52/70
30/50 40/30 00/00 00/00 00/10 20/20 10/10
Waterloo
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
72/87 69/83 61/79 59/80 60/82 60/76 52/72
40/40 30/20 00/00 00/00 00/10 20/20 10/10
Dubuque
Ptcldy Ptcldy Ptcldy Sunny Sunny Sunny Sunny
70/85 71/84 63/78 60/80 61/81 62/77 55/72
20/40 50/50 10/00 00/00 00/00 10/10 10/10
Cedar Rapids
Ptcldy Ptcldy Sunny Sunny Ptcldy Sunny Sunny
72/87 71/85 64/79 61/80 60/82 62/77 54/72
30/40 40/40 10/10 00/00 00/00 10/10 10/10
Iowa City
Ptcldy Tstrms Sunny Sunny Sunny Sunny Sunny
73/89 72/86 65/80 62/80 61/82 63/78 55/73
20/30 50/50 10/10 00/00 00/00 10/10 10/10
Quad Cities
Ptcldy Tstrms Ptcldy Sunny Sunny Sunny Sunny
71/89 72/87 66/80 61/81 61/83 63/79 55/74
20/30 50/50 20/10 00/00 00/00 10/10 10/10
Ottumwa
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
72/91 72/86 65/80 62/79 61/82 63/78 55/73
10/20 40/40 20/10 00/00 00/00 10/10 10/10
Burlington
Sunny Ptcldy Sunny Sunny Sunny Ptcldy Sunny
73/92 72/86 68/81 63/81 63/82 64/80 57/75
20/30 40/40 20/10 00/00 00/00 10/10 10/10
Keokuk
Ptcldy Ptcldy Ptcldy Sunny Sunny Ptcldy Sunny
73/92 73/87 69/82 64/81 64/83 65/81 59/76
20/20 40/40 30/10 00/00 00/00 10/10 10/10
$$