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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

A Few Clouds

68°F

20°C

Humidity 90%
Wind Speed W 13 G 23 mph
Barometer 29.97 in (1014.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 May 2:54 am CDT
Extended Forecast for

Pacific MO

Flood Watch May 19, 03:37am until May 19, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 19, 03:37am until May 19, 01:00pm

    NOW until 1:00pm Tue

    Flood Watch

  • Overnight

    Low: 65 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm, mainly before 9am, then a chance of showers and thunderstorms after 9am. High near 76. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.

    High: 76 °F

    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Cloudy, with a low around 54. North wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 68. Northeast wind around 5 mph.

    High: 68 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. Light northeast wind.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Showers

Detailed Forecast

Overnight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 65. South wind around 6 mph. Chance of precipitation is 40%.
Tuesday
Showers and possibly a thunderstorm, mainly before 9am, then a chance of showers and thunderstorms after 9am. High near 76. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%.
Tuesday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Cloudy, with a low around 54. North wind 5 to 7 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 68. Northeast wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 50. Light northeast wind.
Thursday
Mostly cloudy, with a high near 71.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 55. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 73. Chance of precipitation is 80%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 55.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Memorial Day
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85.
Basemap Options
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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:
2:11 am CDT May 19, 2026
Forecast Valid:
3am CDT May 19, 2026-6pm CDT May 25, 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