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Madison Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT |
 |  |  |  | | | | | | | | |
| Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Clear | Mostly Sunny | Clear | Clear | Mostly Sunny | Clear |
| Lo: 63°FLo: 17°C | Hi: 94°FHi: 34°C | Lo: 70°FLo: 21°C | Hi: 100°FHi: 38°C | Lo: 73°FLo: 23°C | Hi: 101°FHi: 38°C | Lo: 67°FLo: 19°C | Hi: 93°FHi: 34°C | Hi: 91°FHi: 33°C Lo: 62°FLo: 17°C | Hi: 91°FHi: 33°C Lo: 62°FLo: 17°C | Hi: 87°FHi: 31°C | Lo: 62°FLo: 17°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 PM PDT Mon Sep 07 2026 
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Issued: 1219 PM PDT Mon Sep 7 2026
Key Messages
- Drying and warming trend through Thursday, with areas of Moderate to Major HeatRisk Wednesday and Thursday.
- Heat Advisory is in effect 10 am Wednesday - 10 pm Thursday for the Delta, Valley, and foothills.
- Cooling temperatures and breezy onshore winds Friday into the weekend.
Discussion
...
Today-Thursday: While troughing aloft over the PacNW remains the primary driving feature of the weather pattern today, ridging aloft is beginning to build westward from the Desert Southwest. As the b...