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

Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Appleton-Outagamie (KATW)

Lat: 44.26°NLon: 88.52°WElev: 869ft.

Fair

64°F

18°C

Humidity 88%
Wind Speed S 3 mph
Barometer 29.92 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 Jun 11:35 pm CDT
Extended Forecast for

Greenville WI

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming light and variable. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and noon. Mostly cloudy, with a high near 79. South southeast wind 5 to 13 mph becoming southwest in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 91. Heat index values as high as 101. Southwest wind 15 to 18 mph, with gusts as high as 30 mph.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog. Otherwise, mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming light and variable. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and noon. Mostly cloudy, with a high near 79. South southeast wind 5 to 13 mph becoming southwest in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind 7 to 10 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny and hot, with a high near 91. Heat index values as high as 101. Southwest wind 15 to 18 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 79. Southwest wind around 15 mph, with gusts as high as 26 mph.
Sunday
Sunny and hot, with a high near 94.
Sunday Night
Mostly clear, with a low around 78.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny and hot, with a high near 92.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. 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:
11:26 pm CDT Jun 19, 2025
Forecast Valid:
11pm CDT Jun 19, 2025-6pm CDT Jun 26, 2025
 
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