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State Forecast for
Ashton , IA
Change Zip Code:
995
FPUS63 KDMX 100921
SFTIA
IAZ001>099-102200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
421 AM CDT Mon Aug 10 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
Today
Tue
Wed
Thu
Fri
Sat
Sun
Aug 10
Aug 11
Aug 12
Aug 13
Aug 14
Aug 15
Aug 16
...WESTERN IOWA...
Spencer
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Mocldy
Mocldy
/84
65/86
63/84
61/75
56/72
58/74
56/73
/10
60/40
30/30
50/50
30/40
50/50
30/30
Sioux City
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Mocldy
Ptcldy
/87
68/88
67/86
64/74
60/73
61/75
59/74
/10
50/10
30/30
70/70
40/40
50/50
30/30
Carroll
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Tstrms
Ptcldy
/88
70/91
68/88
66/77
61/77
63/79
62/77
/10
50/30
40/40
70/70
60/60
60/60
30/30
Atlantic
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Shwrs
Ptcldy
/88
72/89
69/86
67/77
63/77
65/79
64/77
/10
30/20
30/30
80/80
70/70
50/50
40/40
Shenandoah
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Ptcldy
Ptcldy
/91
76/94
73/90
71/82
67/81
68/83
67/79
/20
20/20
20/20
70/70
70/70
50/50
40/40
...CENTRAL IOWA...
Mason City
Ptcldy
Tstrms
Ptcldy
Tstrms
Mocldy
Shwrs
Ptcldy
/83
66/84
65/84
64/76
59/74
59/76
59/75
/20
60/60
30/30
20/50
30/40
60/60
40/30
Fort Dodge
Ptcldy
Ptcldy
Ptcldy
Tstrms
Mocldy
Shwrs
Ptcldy
/86
69/90
68/87
66/78
61/75
62/78
61/77
/20
50/40
40/40
50/70
50/40
60/60
30/30
Ames
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Shwrs
Ptcldy
/87
71/89
69/86
67/77
64/77
65/79
64/78
/20
40/40
40/40
60/80
50/50
60/60
40/40
Marshalltown
Ptcldy
Tstrms
Ptcldy
Tstrms
Tstrms
Shwrs
Ptcldy
/85
70/87
68/85
66/77
62/76
63/78
63/76
/20
30/50
40/40
50/70
60/50
60/60
40/40
Des Moines
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Tstrms
Ptcldy
/89
74/91
72/87
70/77
66/77
67/80
66/78
/20
10/30
40/40
70/80
70/70
60/60
40/40
Creston
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Shwrs
Ptcldy
/89
74/92
71/89
69/79
65/79
67/81
66/79
/20
20/30
30/30
80/80
80/80
50/50
30/30
Lamoni
Ptcldy
Ptcldy
Ptcldy
Tstrms
Tstrms
Ptcldy
Ptcldy
/90
76/92
73/89
70/80
66/80
68/82
67/80
/20
10/20
30/30
70/70
80/80
50/40
40/40
...EASTERN IOWA...
Decorah
Ptcldy
Mocldy
Ptcldy
Mocldy
Ptcldy
Mocldy
Ptcldy
/83
66/83
66/83
64/77
60/75
60/75
61/75
/10
30/60
30/30
10/40
40/30
50/50
30/30
Oelwein
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Mocldy
Ptcldy
/83
68/83
67/83
66/75
62/74
62/75
63/75
/20
20/70
30/30
20/60
60/40
60/60
30/30
Waterloo
Ptcldy
Tstrms
Ptcldy
Tstrms
Mocldy
Shwrs
Ptcldy
/84
69/86
68/85
67/77
62/75
62/77
63/76
/20
40/60
30/30
30/60
60/40
60/60
40/40
Dubuque
Ptcldy
Mocldy
Ptcldy
Mocldy
Mocldy
Mocldy
Ptcldy
/84
69/85
68/85
67/78
62/76
62/77
64/77
/30
30/70
30/20
10/60
60/40
60/60
40/40
Cedar Rapids
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Ptcldy
Ptcldy
/86
71/87
69/86
68/79
64/78
64/79
65/78
/30
20/60
40/40
40/70
70/50
60/60
40/40
Iowa City
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Ptcldy
Ptcldy
/87
72/88
70/86
69/79
65/78
65/80
66/78
/30
20/50
30/50
50/70
70/60
60/60
30/30
Quad Cities
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Mocldy
Ptcldy
/86
71/87
70/85
68/79
64/77
64/80
66/78
/30
30/60
40/50
40/70
70/60
60/60
30/30
Ottumwa
Ptcldy
Ptcldy
Tstrms
Tstrms
Tstrms
Tstrms
Ptcldy
/90
75/92
72/89
70/80
66/80
67/83
67/81
/20
10/20
40/60
70/80
80/80
60/60
30/30
Burlington
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Ptcldy
Ptcldy
/88
73/90
71/86
69/79
65/78
66/82
67/80
/30
10/20
40/60
60/80
80/80
60/60
20/20
Keokuk
Ptcldy
Ptcldy
Ptcldy
Mocldy
Mocldy
Ptcldy
Ptcldy
/89
75/92
74/88
71/80
67/79
68/83
69/81
/30
20/10
30/40
70/80
80/80
50/50
20/20
$$
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Bryce Anderson
–
DTN Meteorologist
Bio
Areas of Storms, Some Severe, Rolling Across Corn Belt Through Tuesday
» More DTN Weather Commentary
Posted at 12:05PM Mon Aug 10, 2026 CDT
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