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City of Lancaster, OHLancaster, OH Weather Forecast
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Lancaster Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  | | | |  |  | | |  |  |  |
| Clearing | Partly Cloudy | Partly Cloudy | Partly Cloudy | Clearing | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Chance of Rain | Chance of Rain |
| Lo: 45°FLo: 7°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C |
| POP: 30% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 405 PM EDT Mon Oct 26 2026 
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Issued: 200 PM EDT Mon Oct 26 2026
Key Messages
1) Dry and seasonably warm conditions will continue through the work week.
2) The potential for rain returns for the latter part of the weekend.
Discussion
... KEY MESSAGE 1) Synoptically, a broad H5 ridge remains stretched across the eastern half of the CONUS, ushering in a seasonably warm air mass throughout the Ohio Valley. This ridge will dampen and result in more quasi- zonal flow aloft as we progress into the middle of the week, but no notable changes at the surface will be realiz...