National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Partly Cloudy and Breezy

30°F

-1°C

Humidity 69%
Wind Speed NW 23 G 31 mph
Barometer 30.15 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 10 Jan 1:55 pm CST
Extended Forecast for

2 Miles ENE Castana IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 34. Breezy, with a northwest wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 34 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 28 mph.

    Low: 15 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 27. South southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. South southwest wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Northwest wind 8 to 15 mph, with gusts as high as 28 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. North northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. North wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 34. Breezy, with a northwest wind 16 to 18 mph, with gusts as high as 31 mph.
Tonight
Clear, with a low around 15. Northwest wind 5 to 15 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 38. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 27. South southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 36. South southwest wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 17 mph.
Tuesday
Mostly sunny, with a high near 56. Northwest wind 8 to 15 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly cloudy, with a low around 28. North northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 35. North wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 21. North wind 5 to 7 mph becoming south in the evening.
Thursday
Partly sunny, with a high near 45. South wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 28. Northwest wind 13 to 16 mph, with gusts as high as 30 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 36 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Castana IA
 42.09°N 95.88°W (Elev. 1119 ft)
Last Update:
2:02 pm CST Jan 10, 2026
Forecast Valid:
2pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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