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

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

50°F

10°C

Humidity 83%
Wind Speed NA
Barometer 30.12 in (1020.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Apr 11:54 pm CDT
Extended Forecast for

Murphy MO

  • Overnight

    Overnight: Mostly clear, with a low around 54. Southwest wind around 6 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind around 8 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Southwest wind around 7 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Showers then
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 79. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind around 8 mph.
Wednesday
Sunny, with a high near 78. Southwest wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. High near 76. Chance of precipitation is 80%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Murphy MO
 38.49°N 90.49°W (Elev. 597 ft)
Last Update:
9:56 pm CDT Apr 20, 2026
Forecast Valid:
12am CDT Apr 21, 2026-6pm CDT Apr 27, 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