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Harrison Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Showers |
| Lo: 70°FLo: 21°C | Hi: 80°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C |
| POP: 60% | POP: 90% | POP: 20% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 912 PM EDT Sat Sep 12 2026 
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Issued: 126 AM EDT Sun Sep 13 2026
Key Messages
1) Widespread showers and a few thunderstorms ahead of an approaching a warm front will move in late tonight into the morning hours. Rainfall will be heavy at times with the potential for isolated to scattered flash floods. A Flood Watch remains in effect for portions of the area late tonight into early afternoon.
2) Dry and near seasonable temperatures through mid next week.
Discussion
... .KEY MESSAGE 1... Early tomorrow morning into midday, we`re expecting a period of showers with th...