| National Weather Service Forecast for:
Waukesha WI Issued by: National Weather Service Milwaukee, WI |
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| Updated: 8:36 am CDT May 29, 2026 | ||||||||||||||||||
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| Today |
Mostly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. |
| Tonight |
Partly cloudy, with a low around 54. Calm wind becoming northeast around 5 mph after midnight. |
| Saturday |
Partly sunny, with a high near 71. East wind 10 to 15 mph. |
| Saturday Night |
Mostly cloudy, with a low around 50. Northeast wind 5 to 10 mph. |
| Sunday |
Mostly sunny, with a high near 74. Southeast wind around 5 mph. |
| Sunday Night |
Partly cloudy, with a low around 51. East wind around 5 mph becoming calm. |
| Monday |
Mostly sunny, with a high near 80. Light north wind becoming northeast 5 to 10 mph in the morning. |
| Monday Night |
Mostly clear, with a low around 52. Northeast wind 5 to 10 mph becoming light after midnight. |
| Tuesday |
Sunny, with a high near 78. |
| Tuesday Night |
Mostly clear, with a low around 53. |
| Wednesday |
Mostly sunny, with a high near 81. |
| Wednesday Night |
Mostly clear, with a low around 57. |
| Thursday |
Mostly sunny, with a high near 85. |
Forecast from NOAA-NWS for Waukesha WI.
