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

53°F

12°C

Humidity 61%
Wind Speed NE 7 mph
Barometer 30.20 in (1022.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 19 Apr 9:54 pm CDT
Extended Forecast for

Pacific MO

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North wind around 5 mph becoming calm after midnight.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 71. Calm wind becoming southeast around 5 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Southwest wind 3 to 6 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. North wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 71. Calm wind becoming southeast around 5 mph.
Monday Night
Mostly clear, with a low around 50. Light and variable wind.
Tuesday
Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 55. Southwest wind 3 to 6 mph.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pacific MO
 38.48°N 90.75°W (Elev. 486 ft)
Last Update:
9:21 pm CDT Apr 19, 2026
Forecast Valid:
10pm CDT Apr 19, 2026-6pm CDT Apr 26, 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