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

Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.; Severe Weather in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact multiple areas in the Plains and Intermountain West. Isolated severe thunderstorm wind gusts and possibly a tornado or two could occur tonight from southern and eastern New Mexico into west Texas. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Light Rain Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 29.83 in
Dewpoint 63°F (17°C)
Visibility 0.75 mi
Last update 30 Sep 2:55 am CDT
Extended Forecast for

Cascade IA

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 63. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 71. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 1am. Low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before noon, then showers likely. High near 68. Light and variable wind becoming north 5 to 10 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 68 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 63. South wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 71. Southwest wind 5 to 10 mph. Chance of precipitation is 80%.
Wednesday Night
Showers, with thunderstorms also possible after 1am. Low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and possibly a thunderstorm before noon, then showers likely. High near 68. Light and variable wind becoming north 5 to 10 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 52.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade IA
 42.31°N 91°W (Elev. 945 ft)
Last Update:
2:21 am CDT Sep 30, 2026
Forecast Valid:
3am CDT Sep 30, 2026-6pm CDT Oct 6, 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