Appleton Airport (ATW) Weather 06/23/2026
Tonight
64
Partly Cloudy then Patchy Fog
Wednesday
91
Chance Showers and Patchy Fog then Severe Thunderstorms
Wednesday Night
66
Showers Likely then Chance T-storms
Thursday
83
Mostly Sunny then Showers Likely
Thursday Night
57
Showers
Friday
79
Sunny
Friday Night
60
Mostly Clear
Saturday
82
Mostly Sunny then Chance T-storms
Saturday Night
57
Chance Showers
Sunday
72
Sunny
Sunday Night
53
Partly Cloudy
Monday
73
Mostly Sunny then Slight Chance Showers
Monday Night
54
Chance Showers
Weekly Forecast
Tonight
Patchy fog before 1am, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 64. Southeast wind 3 to 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Some of the storms could be severe. Patchy fog before 8am. Otherwise, partly sunny and hot, with a high near 91. Heat index values as high as 99. South southeast wind 7 to 17 mph, with gusts as high as 28 mph. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 66. South wind 8 to 17 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 83. West wind 5 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am. Low around 57. West wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 60.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82.
Saturday Night
A 50 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 53.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.