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Mountain Brook Reservoir Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Showers Likely | Chance of Showers | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers |
| Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C |
| POP: 60% | POP: 20% | POP: 30% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 801 AM EDT Mon Aug 17 2026 
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Mountain Brook Reservoir Forecast Discussion
Issued: 632 AM EDT Mon Aug 17 2026
Key Messages
1. Showers, possibly heavy at times through the the morning before becoming lighter during the afternoon hours. A few thunderstorms possible.
2. Low-impact weather expected mid to late week, with a couple chances for light rain.
Discussion
... KEY MESSAGE 1 DESCRIPTION...
A warm front will gradually lift northward through the forecast area early this morning. The modest forcing for ascent coupled with PWATS climbing to around 1.75 inches will aid in showers,...