New Harmony, OH Weather Forecast
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| REST OF TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Clearing | Mostly Clear | Mostly Sunny | Partly Cloudy |
| Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 70°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C |
| POP: 50% | POP: 40% | POP: 40% | POP: 20% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1158 AM EDT Mon Sep 21 2026 

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Issued: 1241 PM EDT Mon Sep 21 2026
Key Messages
1) Cooler weather will prevail through the week. More showers will occur Tuesday night into Wednesday.
Discussion
... KEY MESSAGE 1)
Another MCV moving thru northern counties of the FA will continue to produce some showers - mainly across the north and east. Heavy rain and new flood threat has ended. Therefore, the flood watch has been allowed to expire.
Cooler airmass will continue to settle across the area today on a low level northeasterly flow. Have adjusted sky conditions to account...
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