21st Century Cooperative

	State Forecast for Cumberland , IA

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176
FPUS63 KDMX 130920
SFTIA
IAZ001>099-132200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 AM CDT Thu Aug 13 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	Fri	Sat	Sun	Mon	Tue	Wed
Aug 13	Aug 14	Aug 15	Aug 16	Aug 17	Aug 18	Aug 19
...WESTERN IOWA...
Spencer
Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy	Mocldy
/75	61/76	65/81	63/77	54/76	56/78	58/77
/90	40/80	50/50	50/30	10/00	30/30	40/40
Sioux City
Mocldy	Mocldy	Mocldy	Ptcldy	Ptcldy	Ptcldy	Ptcldy
/78	64/78	66/81	64/77	58/76	59/79	61/77
/90	60/60	50/50	60/60	10/10	40/40	40/30
Carroll
Tstrms	Tstrms	Shwrs	Shwrs	Ptcldy	Ptcldy	Ptcldy
/80	66/82	68/86	67/80	60/77	60/81	63/80
/100	60/70	60/50	70/70	10/00	30/30	40/30
Atlantic
Tstrms	Mocldy	Ptcldy	Tstrms	Ptcldy	Ptcldy	Ptcldy
/83	68/84	70/85	68/79	63/77	62/80	64/80
/80	40/40	50/40	70/70	20/10	20/20	30/20
Shenandoah
Ptcldy	Mocldy	Ptcldy	Mocldy	Ptcldy	Ptcldy	Ptcldy
/91	72/90	73/90	71/83	66/79	65/84	67/85
/60	30/40	50/20	60/60	40/10	10/20	30/20
...CENTRAL IOWA...
Mason City
Tstrms	Tstrms	Shwrs	Ptcldy	Sunny	Ptcldy	Ptcldy
/76	63/76	66/82	65/78	58/77	58/78	61/78
/80	50/80	70/70	60/30	10/00	20/40	50/40
Fort Dodge
Tstrms	Tstrms	Shwrs	Shwrs	Ptcldy	Ptcldy	Ptcldy
/78	66/80	69/85	67/80	60/77	60/80	62/80
/90	60/70	70/70	70/60	10/00	30/30	40/40
Ames
Tstrms	Tstrms	Shwrs	Shwrs	Sunny	Ptcldy	Ptcldy
/79	67/82	69/86	68/81	63/79	62/81	64/80
/100	70/70	70/60	70/70	20/10	20/20	40/30
Marshalltown
Tstrms	Tstrms	Shwrs	Shwrs	Sunny	Ptcldy	Ptcldy
/77	66/80	69/85	68/80	61/79	60/80	63/79
/90	70/70	70/70	70/70	30/00	20/20	40/40
Des Moines
Tstrms	Tstrms	Shwrs	Tstrms	Sunny	Ptcldy	Ptcldy
/81	70/84	73/88	71/81	66/78	64/81	66/81
/90	60/50	60/60	70/70	20/20	20/20	40/30
Creston
Tstrms	Ptcldy	Ptcldy	Tstrms	Sunny	Ptcldy	Ptcldy
/85	70/87	72/88	70/81	65/77	64/81	66/82
/80	40/40	50/20	60/60	50/10	10/10	20/20
Lamoni
Tstrms	Ptcldy	Ptcldy	Tstrms	Ptcldy	Ptcldy	Ptcldy
/88	72/88	73/89	72/83	66/78	65/82	68/84
/70	30/30	50/50	40/50	50/10	10/10	20/20
...EASTERN IOWA...
Decorah
Mocldy	Mocldy	Mocldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/76	63/77	65/82	67/79	60/77	59/78	62/78
/70	30/70	80/80	60/40	10/00	10/30	50/50
Oelwein
Mocldy	Mocldy	Mocldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/75	65/77	67/83	68/79	62/76	60/77	63/77
/90	50/80	80/80	60/60	20/00	20/30	40/40
Waterloo
Tstrms	Tstrms	Shwrs	Shwrs	Sunny	Ptcldy	Ptcldy
/76	65/78	68/85	68/80	62/78	61/79	63/79
/90	70/80	80/80	60/60	20/00	20/30	40/40
Dubuque
Mocldy	Mocldy	Mocldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/77	66/79	68/85	70/82	64/79	61/79	64/79
/90	60/70	80/80	60/60	20/10	10/20	40/40
Cedar Rapids
Mocldy	Mocldy	Mocldy	Mocldy	Sunny	Ptcldy	Ptcldy
/79	67/81	69/86	70/82	64/80	62/81	64/81
/100	70/80	70/70	70/70	40/20	10/20	40/40
Iowa City
Mocldy	Mocldy	Ptcldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/80	68/82	70/87	71/83	66/81	63/81	65/81
/100	70/80	60/60	70/70	40/00	10/10	30/30
Quad Cities
Mocldy	Mocldy	Ptcldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/79	67/81	69/87	71/83	66/80	62/81	65/81
/90	80/70	70/70	50/50	40/10	10/10	30/30
Ottumwa
Tstrms	Tstrms	Tstrms	Tstrms	Sunny	Ptcldy	Ptcldy
/83	69/86	72/89	71/84	66/80	64/82	66/83
/90	50/50	60/60	60/60	40/00	10/10	30/30
Burlington
Ptcldy	Mocldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy
/83	69/85	72/88	72/84	67/80	64/81	66/82
/80	60/40	50/50	30/40	40/10	10/10	20/20
Keokuk
Ptcldy	Ptcldy	Ptcldy	Ptcldy	Sunny	Ptcldy	Ptcldy
/85	72/87	75/89	75/85	69/80	66/81	68/83
/60	40/30	50/50	30/30	30/10	10/10	20/20
$$

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Bryce Anderson – DTN Meteorologist

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More Thunderstorms Moving Through Corn Belt Thursday

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Posted at 5:41AM Thu Aug 13, 2026 CDT

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