Tabular State Forecast
Issued by NWS
Issued by NWS
714
FPUS63 KDMX 182120
SFTIA
IAZ001>099-191000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Mon Aug 18 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
Tue Wed Thu Fri Sat Sun Mon
Aug 19 Aug 20 Aug 21 Aug 22 Aug 23 Aug 24 Aug 25
...WESTERN IOWA...
Spencer
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
67/85 64/83 61/83 63/80 55/77 51/72 48/73
10/10 10/00 00/00 20/30 20/10 00/00 10/10
Sioux City
Ptcldy Sunny Sunny Ptcldy Sunny Ptcldy Ptcldy
69/88 67/86 64/87 66/83 57/79 53/74 51/73
10/10 10/10 00/00 20/20 20/20 10/10 20/20
Carroll
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
69/86 66/86 62/84 61/85 58/80 54/76 51/76
10/10 10/10 00/00 00/10 20/20 10/10 20/20
Atlantic
Ptcldy Sunny Sunny Sunny Sunny Ptcldy Ptcldy
70/87 67/83 63/82 62/83 60/79 55/75 51/74
10/10 10/10 00/00 00/10 20/20 10/10 20/20
Shenandoah
Ptcldy Sunny Sunny Sunny Sunny Ptcldy Ptcldy
71/89 69/87 65/86 64/87 62/82 57/77 54/73
10/10 10/10 00/00 00/10 20/20 10/10 20/20
...CENTRAL IOWA...
Mason City
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
68/82 64/81 59/79 59/80 55/73 51/70 48/72
10/10 10/00 00/00 00/20 20/10 00/00 10/10
Fort Dodge
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
70/85 67/83 62/82 61/83 58/77 53/74 49/75
10/10 10/00 00/00 00/20 20/10 10/10 10/10
Ames
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
70/85 67/83 62/82 61/83 59/78 54/74 50/75
20/10 10/10 00/00 00/10 20/20 10/10 10/10
Marshalltown
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
69/83 66/81 60/79 59/80 58/77 53/73 50/74
20/10 10/10 00/00 00/10 20/20 00/00 10/10
Des Moines
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
72/86 70/84 64/82 64/85 63/79 59/76 54/76
20/10 10/10 00/00 00/10 20/20 10/10 10/10
Creston
Ptcldy Sunny Sunny Sunny Sunny Ptcldy Ptcldy
71/87 67/85 63/83 62/85 61/80 56/75 52/75
20/20 10/10 00/00 00/10 20/20 10/10 10/20
Lamoni
Ptcldy Sunny Sunny Sunny Sunny Ptcldy Ptcldy
72/87 68/84 64/82 62/84 63/80 58/77 54/76
20/30 20/10 10/00 00/10 20/20 10/10 10/20
...EASTERN IOWA...
Decorah
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
69/81 64/77 59/77 61/78 57/72 52/67 49/68
80/10 10/00 00/00 00/20 20/10 00/00 00/10
Oelwein
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
69/83 65/79 59/78 60/80 57/73 52/68 48/68
50/10 00/00 00/00 00/10 20/20 00/00 10/10
Waterloo
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
69/83 65/81 60/80 60/81 58/75 52/72 49/73
30/10 10/00 00/00 00/10 20/20 00/00 10/10
Dubuque
Ptcldy Ptcldy Sunny Ptcldy Sunny Sunny Sunny
70/83 66/80 60/81 62/82 61/76 55/70 51/70
50/10 00/00 00/00 00/10 20/20 00/00 00/00
Cedar Rapids
Ptcldy Sunny Sunny Ptcldy Sunny Sunny Sunny
70/85 67/82 61/81 61/83 61/77 55/73 51/72
40/10 10/10 00/00 00/10 20/20 00/00 10/10
Iowa City
Ptcldy Sunny Sunny Sunny Sunny Sunny Sunny
70/86 67/82 61/80 62/83 62/77 56/73 52/72
30/10 10/10 00/00 00/10 20/20 00/00 10/10
Quad Cities
Ptcldy Ptcldy Sunny Sunny Sunny Sunny Sunny
71/86 67/81 61/82 62/84 63/79 56/73 52/73
50/10 00/00 00/00 00/00 10/10 00/00 00/00
Ottumwa
Ptcldy Sunny Sunny Sunny Sunny Sunny Sunny
71/86 67/84 62/81 62/84 62/79 56/74 52/74
30/20 10/10 10/00 00/10 20/20 10/10 10/10
Burlington
Ptcldy Sunny Sunny Sunny Sunny Sunny Sunny
72/87 68/82 62/81 63/84 65/80 58/75 54/73
30/10 10/10 10/00 00/00 10/10 10/00 00/00
Keokuk
Ptcldy Sunny Sunny Sunny Sunny Sunny Sunny
73/87 70/83 64/82 65/85 65/81 59/76 55/74
30/10 10/10 10/00 00/00 10/10 10/00 10/10
$$