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

Northwest Arkansas Regional Airport (KXNA)

Lat: 36.29°NLon: 94.31°WElev: 1266ft.

Fair

49°F

9°C

Humidity 74%
Wind Speed N 8 mph
Barometer 29.80 in (1008.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 2 Jan 6:53 pm CST
Extended Forecast for

South West City MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Northeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 50. Wind chill values as low as 32 early. North wind 5 to 8 mph.

    High: 50 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 56. Wind chill values as low as 29 early. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 56 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. South wind around 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 50. Wind chill values as low as 32 early. North wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 30. Light and variable wind.
Sunday
Increasing clouds, with a high near 56. Wind chill values as low as 29 early. Light southeast wind becoming south 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 42. South wind around 10 mph.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 69.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51.
Thursday
A chance of showers. Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South West City MO
 36.52°N 94.61°W (Elev. 922 ft)
Last Update:
5:06 pm CST Jan 2, 2026
Forecast Valid:
7pm CST Jan 2, 2026-6pm CST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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