Old Mill Middle School South, MD Weather Forecast
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Old Mill Middle School South Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
| Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 81°FHi: 27°C | Lo: 71°FLo: 22°C | Hi: 90°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C |
| POP: 100% | POP: 70% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 225 PM EDT Sat Aug 15 2026 

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Old Mill Middle School South Forecast Discussion
Issued: 335 PM EDT Sat Aug 15 2026
Key Messages
- 1) Severe thunderstorms and some instances of flash flooding are possible on Sunday.
- 2) Seasonable conditions continue through the week with a break in thunderstorm chances Tuesday and Wednesday.
Discussion
... KEY MESSAGE 1...Severe thunderstorms and some instances of flash flooding are possible on Sunday.
Sunday is shaping up to be an active weather day across the region. Showers and thunderstorms are expected to form later this afternoon across eastern I...
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