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Greenbriar Lake, OH Weather Forecast
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Greenbriar Lake Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Patchy Fog | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C |
| POP: 70% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 231 AM EDT Fri Aug 21 2026 
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Greenbriar Lake Forecast Discussion
Issued: 1245 AM EDT Fri Aug 21 2026
Key Messages
1) Additional showers and thunderstorms are expected on Saturday as another cold front moves through the Ohio Valley.
Discussion
... KEY MESSAGE 1) Areas of fog will develop through the predawn hours, especially in the river valleys across our south and east. The fog will burn off through mid morning, with quieter conditions expected through the rest of the day.
Some mid level energy moving across the Great Lakes tonight will help deepen the trough over the...