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Housatonic Grammar School Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
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| Chance of T-Storm | Patchy Fog | Partly Cloudy | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear |
| Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 80°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C |
| POP: 20% | POP: 60% | POP: 60% | POP: 60% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 830 PM EDT Sun Aug 23 2026 
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Housatonic Grammar School Forecast Discussion
Issued: 750 PM EDT Sun Aug 23 2026
Key Messages
1) Mainly scattered showers and thunderstorms this afternoon into early this evening. A few storms may become severe.
2) Isolated to scattered showers and thunderstorms are expected Monday and Tuesday, especially near and north of I-90. Temperatures will be below normal.
3) Chances of showers and thunderstorms return later this week, along with temperatures warming back to normal.
Discussion
... KEY MESSAGE 1...
An upper level trough over our region will deepen today, with a closed low ce...