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

Severe Weather and Heavy Rainfall for Southern Plains; Strong Pacific Storm Moves Ashore

Heavy rainfall and flooding concerns continue for portions of Texas into the lower Mississippi Valley. Severe thunderstorms are expected to redevelop across areas of western Texas later Saturday. Meanwhile, strong Pacific storm will move ashore this weekend. Increasing winds for many areas of the West and Southwest, heavy precipitation with snow for the higher terrain. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

78°F

26°C

Humidity 64%
Wind Speed Calm
Barometer 29.95 in (1013.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 4 May 10:53 am CDT
Extended Forecast for

Waterloo IL

  • Today

    Today: Scattered showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 83. South wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 83 °F

    Sunny then
    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 56. West wind 7 to 9 mph becoming northwest in the evening. Chance of precipitation is 40%.

    Low: 56 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 74. North wind 5 to 8 mph.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. South wind 7 to 10 mph. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. Breezy. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 83. South wind 5 to 8 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 56. West wind 7 to 9 mph becoming northwest in the evening. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 74. North wind 5 to 8 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. South wind 7 to 10 mph. Chance of precipitation is 70%.
Monday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. Breezy. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 72.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IL
 38.33°N 90.16°W (Elev. 600 ft)
Last Update:
9:23 am CDT May 4, 2024
Forecast Valid:
10am CDT May 4, 2024-6pm CDT May 10, 2024
 
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