21st Century Cooperative

	State Forecast for Cumberland , IA

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250
FPUS63 KDMX 112120
SFTIA
IAZ001>099-121000-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 PM CDT Tue Aug 11 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
Aug 12	Aug 13	Aug 14	Aug 15	Aug 16	Aug 17	Aug 18
...WESTERN IOWA...
Spencer
Ptcldy	Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
65/84	63/77	60/77	63/80	60/76	53/77	57/81
20/30	70/60	40/60	60/60	50/30	10/10	20/20
Sioux City
Ptcldy	Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
69/86	66/77	64/79	66/81	63/77	59/77	61/81
30/20	90/80	70/70	50/40	40/30	10/10	20/20
Carroll
Ptcldy	Tstrms	Tstrms	Mocldy	Shwrs	Ptcldy	Ptcldy
69/88	67/80	65/81	68/85	66/80	61/78	62/82
20/30	80/80	80/80	60/40	60/50	10/10	10/20
Atlantic
Ptcldy	Tstrms	Tstrms	Ptcldy	Shwrs	Ptcldy	Ptcldy
71/87	68/81	66/83	69/84	67/79	62/76	63/81
20/20	80/80	70/70	40/40	50/50	20/20	10/20
Shenandoah
Ptcldy	Mocldy	Ptcldy	Ptcldy	Mocldy	Ptcldy	Ptcldy
75/92	72/88	71/90	73/90	71/83	66/81	66/85
10/20	60/50	50/30	40/40	50/40	30/30	10/20
...CENTRAL IOWA...
Mason City
Ptcldy	Shwrs	Tstrms	Shwrs	Ptcldy	Ptcldy	Ptcldy
67/83	66/78	63/76	64/80	64/77	58/77	60/80
20/30	50/60	40/60	80/80	50/40	10/10	20/30
Fort Dodge
Mocldy	Tstrms	Tstrms	Shwrs	Shwrs	Ptcldy	Ptcldy
69/86	67/79	65/79	67/83	66/79	60/78	62/82
20/30	70/80	70/70	70/50	60/50	10/10	10/20
Ames
Ptcldy	Tstrms	Shwrs	Shwrs	Shwrs	Ptcldy	Ptcldy
70/86	69/80	66/80	69/85	68/80	62/78	63/82
20/30	70/90	80/80	60/60	60/60	20/10	10/20
Marshalltown
Tstrms	Tstrms	Shwrs	Shwrs	Shwrs	Ptcldy	Ptcldy
69/84	68/78	65/79	67/84	67/80	61/77	61/80
20/50	70/90	70/70	70/60	60/60	20/10	10/20
Des Moines
Ptcldy	Tstrms	Tstrms	Shwrs	Shwrs	Ptcldy	Ptcldy
73/88	71/81	68/82	71/87	70/81	65/78	65/83
20/40	70/80	80/80	60/60	50/50	20/10	10/20
Creston
Ptcldy	Tstrms	Tstrms	Ptcldy	Shwrs	Ptcldy	Ptcldy
72/89	70/84	68/86	71/88	69/81	65/79	65/83
10/30	60/70	70/70	50/40	50/50	20/20	10/20
Lamoni
Ptcldy	Tstrms	Tstrms	Ptcldy	Ptcldy	Ptcldy	Ptcldy
74/91	71/87	69/88	72/90	71/83	66/80	66/84
10/30	50/50	60/60	40/30	30/30	20/20	10/20
...EASTERN IOWA...
Decorah
Ptcldy	Mocldy	Ptcldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
67/84	66/78	63/76	63/80	66/78	60/77	60/79
10/20	30/60	40/30	80/80	50/40	10/10	10/20
Oelwein
Ptcldy	Mocldy	Ptcldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
68/82	67/77	65/76	66/81	67/77	62/76	62/78
20/40	50/80	40/50	80/80	60/50	10/10	10/20
Waterloo
Tstrms	Tstrms	Tstrms	Shwrs	Shwrs	Ptcldy	Ptcldy
69/84	68/78	65/77	66/83	67/79	62/77	62/80
20/50	60/80	50/50	80/80	50/50	10/10	10/20
Dubuque
Ptcldy	Mocldy	Ptcldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
70/84	68/79	65/79	66/83	69/81	64/78	62/79
20/30	60/80	70/50	70/70	50/50	20/10	10/20
Cedar Rapids
Ptcldy	Mocldy	Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy
70/85	69/80	66/81	68/85	69/82	64/79	63/81
20/40	70/90	70/70	70/70	50/50	20/10	10/20
Iowa City
Ptcldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy	Ptcldy
71/86	70/81	67/81	69/86	70/83	65/80	64/81
10/40	70/90	70/70	60/60	40/40	20/10	10/20
Quad Cities
Ptcldy	Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
70/85	69/80	66/81	68/85	70/83	65/79	63/80
20/40	70/80	80/70	60/60	40/40	20/10	10/10
Ottumwa
Tstrms	Tstrms	Tstrms	Ptcldy	Ptcldy	Ptcldy	Ptcldy
72/89	70/84	68/84	71/90	71/84	65/80	65/83
20/50	70/80	80/80	40/40	40/40	20/20	10/20
Burlington
Ptcldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy	Ptcldy
71/86	70/82	68/83	70/88	71/84	66/79	64/81
20/60	70/80	80/80	50/50	40/40	20/20	10/10
Keokuk
Ptcldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy	Ptcldy
73/88	72/84	69/85	72/90	73/85	68/79	66/82
20/60	60/70	80/80	40/40	30/30	20/20	10/20
$$

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Bryce Anderson – DTN Meteorologist

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More Rounds of Severe Weather Possible Wednesday

Severe storms, including a destructive bow echo, are targeting the Midwest Tuesday with more threats ahead. » More DTN Weather Commentary

Posted at 12:09PM Tue Aug 11, 2026 CDT

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