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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

Fair

63°F

17°C

Humidity 83%
Wind Speed SE 3 mph
Barometer 30.21 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 3 Aug 1:55 am CDT
Extended Forecast for

Sandyville IA

  • Overnight

    Overnight: Areas of smoke. Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Areas Smoke

  • Sunday

    Sunday: Areas of smoke before 9am. Sunny, with a high near 78. Southeast wind 5 to 8 mph.

    High: 78 °F

    Areas Smoke
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. East southeast wind 3 to 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Southeast wind 3 to 6 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Southeast wind 3 to 6 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of smoke. Partly cloudy, with a low around 57. Calm wind.
Sunday
Areas of smoke before 9am. Sunny, with a high near 78. Southeast wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 57. East southeast wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 81. Southeast wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 60. Southeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 72.
Saturday
Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sandyville IA
 41.36°N 93.4°W
Last Update:
12:35 am CDT Aug 3, 2025
Forecast Valid:
2am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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