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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Osceola Municipal Airport (KI75)

Lat: 41.05°NLon: 93.69°WElev: 1109ft.

Overcast

69°F

21°C

Humidity 89%
Wind Speed NE 6 mph
Barometer 29.97 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Sep 11:35 am CDT
Extended Forecast for

Le Roy IA

  • Today

    Today: A chance of drizzle after 4pm. Patchy fog before noon, then patchy fog after 2pm. Otherwise, cloudy, with a high near 68. North northeast wind around 10 mph.

    High: 68 °F

    Chance
    Drizzle and
    Patchy Fog

  • Tonight

    Tonight: A chance of drizzle before 1am, then a chance of showers after 5am. Patchy fog before 9pm, then patchy fog after 1am. Otherwise, cloudy, with a low around 58. East northeast wind 8 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: Showers likely, mainly between 9am and 2pm. Cloudy, with a high near 61. Northeast wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 53. Northeast wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. Northeast wind around 9 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of drizzle after 4pm. Patchy fog before noon, then patchy fog after 2pm. Otherwise, cloudy, with a high near 68. North northeast wind around 10 mph.
Tonight
A chance of drizzle before 1am, then a chance of showers after 5am. Patchy fog before 9pm, then patchy fog after 1am. Otherwise, cloudy, with a low around 58. East northeast wind 8 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly between 9am and 2pm. Cloudy, with a high near 61. Northeast wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 53. Northeast wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 58. Northeast wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly cloudy, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Mostly cloudy, with a high near 66.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Le Roy IA
 40.88°N 93.58°W
Last Update:
5:21 am CDT Sep 20, 2026
Forecast Valid:
11am CDT Sep 20, 2026-6pm CDT Sep 26, 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