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

Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

A Few Clouds

57°F

14°C

Humidity 36%
Wind Speed SE 10 mph
Barometer 30.10 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 11 May 9:55 pm CDT
Extended Forecast for

Lost Nation IA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. Breezy, with a south wind 10 to 15 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Mostly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 57.

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 80. Breezy, with a south wind 10 to 15 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 49. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 69. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Clear, with a low around 41.
Thursday
Sunny, with a high near 72.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 82.
Friday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 86.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lost Nation IA
 41.96°N 90.81°W (Elev. 722 ft)
Last Update:
8:52 pm CDT May 11, 2026
Forecast Valid:
10pm CDT May 11, 2026-6pm CDT May 18, 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