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City of Union, OHUnion, OH Weather Forecast
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| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Sunny | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C |
| POP: 50% | POP: 40% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 525 AM EDT Sat Sep 05 2026 
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Issued: 755 AM EDT Sat Sep 5 2026
Key Messages
1) One or more complexes of strong to severe thunderstorms will be possible this afternoon and evening. Any storms that develop may produce locally heavy rainfall and gusty winds.
2) A quieter and cooler pattern is expected for the end of the weekend into the first half of the work week.
Discussion
... KEY MESSAGE 1)
As the stationary boundary that has been splayed out across our area continues to sag south as a cold front, showers and thunderstorms will once again be possible. High prob...