Weather World
Glenbrook, CT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Glenbrook Weather Forecast
| THIS AFTERNOON | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  | | |  | | | | | |  |
| Sunny | Partly Cloudy | Partly Sunny | Clearing | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Sunny | Chance of Showers |
| Hi: 60°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 220 PM EDT Tue Oct 27 2026 
Glenbrook Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Glenbrook Weather Map
Glenbrook Quick Facts
Glenbrook Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 712 PM EDT Tue Oct 27 2026
Key Messages
1) High pressure will remain the dominant player through the weekend.
2) Water levels will touch or come close to minor coastal flood benchmarks across Fairfield county during the afternoon high tide cycle Wednesday
Discussion
... .KEY MESSAGE 1... High pressure will be in control of the weather through this weekend. A cold front should pass through during Friday, but with not enough moisture for any shower activity over here. High temperatures around or above normal through the period.
...