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

39°F

4°C

Humidity 65%
Wind Speed S 10 mph
Barometer 30.15 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 29 Mar 3:55 am CDT
Extended Forecast for

Greenville WI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 62. South southwest wind around 10 mph, with gusts as high as 21 mph.

    High: 62 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 41. South southwest wind 6 to 8 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 61. Southwest wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 43. East northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 53. East northeast wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of rain and thunderstorms before 7pm, then a slight chance of rain between 7pm and 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    T-storms then
    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow. Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 62. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 41. South southwest wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 61. Southwest wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 43. East northeast wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 53. East northeast wind 10 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Tuesday Night
A slight chance of rain and thunderstorms before 7pm, then a slight chance of rain between 7pm and 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 28.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 40.
Thursday Night
A chance of rain and snow before 1am, then a chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 46.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Saturday
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville WI
 44.3°N 88.55°W (Elev. 797 ft)
Last Update:
3:56 am CDT Mar 29, 2026
Forecast Valid:
4am CDT Mar 29, 2026-6pm CDT Apr 4, 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