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

Appleton-Outagamie (KATW)

Lat: 44.26°NLon: 88.52°WElev: 869ft.

Fair

59°F

15°C

Humidity 45%
Wind Speed SW 12 mph
Barometer 30.23 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Oct 6:45 pm CDT
Extended Forecast for

Greenville WI

  • Tonight

    Tonight: Clear, with a low around 44. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. Southwest wind around 5 mph becoming calm in the morning.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Light south wind.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 44. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 62. Southwest wind around 5 mph becoming calm in the morning.
Monday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 46. Light south wind.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 49.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville WI
 44.3°N 88.55°W (Elev. 797 ft)
Last Update:
7:11 pm CDT Oct 18, 2026
Forecast Valid:
7pm CDT Oct 18, 2026-6pm CDT Oct 25, 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