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Greenville High School Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  | |  |  |  |  |  | | | | |
| Partly Cloudy | Patchy Fog | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of Showers | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy |
| Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C |
| POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 405 PM EDT Mon Aug 24 2026 
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Issued: 755 PM EDT Mon Aug 24 2026
Key Messages
1) Dry and cool conditions are expected through the first of the week. Thunderstorm chances return for Wednesday night into Thursday.
Discussion
... KEY MESSAGE 1)
Surface high pressure remains in control the next couple of days before our next system midweek. Cannot rule out some fog development tonight, particularly near the river valleys.
An occluding low pressure system will scoot across the northern Great Lakes midweek, eventually sweeping a cold front through the Ohio Valley. Tempe...