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Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

86°F

30°C

Humidity 49%
Wind Speed SW 13 G 22 mph
Barometer 29.66 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 12 Oct 2:35 pm CDT
Extended Forecast for

Arthur IA

  • Columbus Day

    Columbus Day: Sunny, with a high near 86. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. North northeast wind around 5 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. North northeast wind around 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 66. North northeast wind 5 to 10 mph.

    High: 66 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Showers likely after 1am. Mostly cloudy, with a low around 50. Northeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Mostly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Columbus Day
Sunny, with a high near 86. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 51. Northwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 71. North northeast wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 48. North northeast wind around 5 mph.
Wednesday
Increasing clouds, with a high near 66. North northeast wind 5 to 10 mph.
Wednesday Night
Showers likely after 1am. Mostly cloudy, with a low around 50. Northeast wind around 5 mph. Chance of precipitation is 60%.
Thursday
Showers. High near 63. Chance of precipitation is 80%.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 57.
Friday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 33.
Saturday
Widespread frost. Otherwise, sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arthur IA
 42.33°N 95.35°W (Elev. 1348 ft)
Last Update:
2:33 pm CDT Oct 12, 2026
Forecast Valid:
2pm CDT Oct 12, 2026-6pm CDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation