21st Century Cooperative

	State Forecast for Cumberland , IA

Change Zip Code:

802
FPUS63 KDMX 230920
SFTIA
IAZ001>099-232200-
Tabular State Forecast for Iowa
National Weather Service Des Moines IA
420 AM CDT Sun Aug 23 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	Mon	Tue	Wed	Thu	Fri	Sat
Aug 23	Aug 24	Aug 25	Aug 26	Aug 27	Aug 28	Aug 29
...WESTERN IOWA...
Spencer
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/79	55/78	59/84	60/81	55/80	54/80	58/80
/00	50/50	10/10	10/00	00/00	10/20	50/50
Sioux City
Ptcldy	Mocldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/78	61/78	63/83	62/81	57/80	60/80	62/80
/20	50/60	10/20	10/10	00/10	20/30	60/60
Carroll
Ptcldy	Shwrs	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/80	60/78	63/84	65/84	61/82	60/81	63/81
/10	50/50	00/10	10/10	00/00	10/20	30/40
Atlantic
Ptcldy	Shwrs	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/78	62/78	63/82	65/83	61/81	61/80	64/81
/10	50/50	00/10	20/20	00/00	10/20	40/40
Shenandoah
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/80	64/81	65/85	68/86	63/84	64/83	67/84
/10	40/40	10/00	20/20	00/00	20/20	40/40
...CENTRAL IOWA...
Mason City
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/78	54/78	59/83	63/82	58/81	56/81	59/79
/00	10/10	00/20	20/10	00/00	00/10	30/40
Fort Dodge
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/81	59/80	62/84	64/84	59/83	59/82	62/81
/00	40/40	00/10	20/20	00/00	00/10	30/40
Ames
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/79	59/79	62/83	66/85	62/82	61/82	63/81
/00	20/40	00/10	20/20	00/00	00/10	30/40
Marshalltown
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/78	55/79	59/82	64/83	61/81	59/81	61/80
/00	10/30	00/10	20/20	00/00	00/10	20/30
Des Moines
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/79	62/79	65/84	68/85	65/83	64/82	66/83
/00	30/40	00/10	10/10	10/00	00/10	30/40
Creston
Ptcldy	Ptcldy	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/80	63/80	65/84	67/85	64/82	64/82	66/83
/00	30/40	00/10	20/20	00/00	10/20	30/40
Lamoni
Ptcldy	Shwrs	Ptcldy	Sunny	Sunny	Ptcldy	Ptcldy
/80	61/79	63/84	67/85	65/83	63/82	65/82
/00	20/50	00/10	10/10	10/00	10/20	30/30
...EASTERN IOWA...
Decorah
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/75	52/77	57/79	63/81	61/80	56/79	59/77
/00	00/00	00/10	40/30	10/00	00/10	20/40
Oelwein
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/75	55/76	60/79	64/80	62/78	60/78	61/77
/00	00/10	00/20	30/30	10/00	00/10	20/30
Waterloo
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/77	56/78	61/81	65/82	62/80	59/80	62/79
/00	00/10	00/10	30/30	10/00	00/10	20/30
Dubuque
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/76	55/78	59/80	64/82	63/80	61/79	61/78
/00	00/00	00/10	40/40	20/10	10/10	10/20
Cedar Rapids
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/79	57/81	61/82	65/84	64/82	61/82	63/81
/00	00/10	00/10	30/30	20/00	00/10	20/30
Iowa City
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/79	57/80	61/82	66/85	65/83	62/82	64/81
/00	00/10	00/00	30/20	20/00	00/10	20/30
Quad Cities
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/78	56/80	60/81	65/84	64/81	62/81	63/80
/00	00/00	00/00	30/30	30/00	00/00	10/20
Ottumwa
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/81	59/81	63/85	68/86	65/84	63/83	65/83
/00	00/30	00/10	20/20	20/00	00/10	30/40
Burlington
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/78	56/79	59/81	65/84	64/82	62/81	63/81
/00	00/00	00/00	10/20	20/00	00/00	10/30
Keokuk
Sunny	Ptcldy	Ptcldy	Sunny	Sunny	Sunny	Ptcldy
/78	59/78	63/81	67/85	66/82	64/81	65/81
/00	00/00	00/00	10/20	20/00	00/10	10/30
$$

DTN Weather

Local Weather
Radar
County Forecast
State Forecast
DTN Weather Commentary
US Satellite
Current Surface Analysis
Wind Conditions
Today's Forecast Highs
Tonight's Forecast Lows
24 Hr Surface Forecast
Jet Stream Forecast
24 Hr Rainfall Estimate
24 Hr StormPath Accum
48 Hr StormPath Accum
6-10 Day Temp Forecast
6-10 Day Precip Forecast
Thunderstorm Outlook
US Drought Monitor
US Palmer Drought Index
US Crop Moisture Index
US Growing Degree Days
Soil Temperatures
Hurricane Tracking

DTN Weather Summary

Bryce Anderson – DTN Meteorologist

Bio

System Moving Through Midwest This Weekend, Another Next Week

» More DTN Weather Commentary

Posted at 12:17PM Fri Aug 21, 2026 CDT

Click here to get your local weather emailed to you each day.