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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed W 3 mph
Barometer 30.12 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Sep 6:35 pm CDT
Extended Forecast for

Anamosa IA

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming northeast after midnight.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly between 7am and 4pm. Mostly cloudy, with a high near 69. East wind around 5 mph.

    High: 69 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 3am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a steady temperature around 66. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 79. Calm wind becoming northeast around 5 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. High near 79. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers. Mostly cloudy, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming northeast after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly between 7am and 4pm. Mostly cloudy, with a high near 69. East wind around 5 mph.
Wednesday Night
Showers and thunderstorms likely before 3am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a steady temperature around 66. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 79. Calm wind becoming northeast around 5 mph. Chance of precipitation is 40%.
Thursday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 63.
Friday
Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. High near 79. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 82.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62.
Sunday
A 50 percent chance of showers. Mostly cloudy, with a high near 74.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Monday
Mostly cloudy, with a high near 71.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Anamosa IA
 42.12°N 91.27°W (Elev. 860 ft)
Last Update:
2:36 pm CDT Sep 15, 2026
Forecast Valid:
6pm CDT Sep 15, 2026-6pm CDT Sep 22, 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