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City of Seabrook, TXSeabrook, TX Weather Forecast
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| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
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| Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 79°FLo: 26°C | Hi: 91°FHi: 33°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 95°FHi: 35°C | Lo: 79°FLo: 26°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C | Lo: 75°FLo: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 119 PM CDT Sun Sep 20 2026 
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Instant definitions for any meteorological term.
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Issued: 657 PM CDT Sun Sep 20 2026
Key Messages
- Isolated showers and thunderstorms today, generally along the coast east of Galveston.
- Higher chances of storms for northern areas Monday.
- Hot temperatures with daily isolated to scattered diurnal thunderstorms for much of the upcoming week.
Discussion
... Issued at 1227 PM CDT Sun Sep 20 2026
An upper ridge continues to encompass the forecast area, however latest water vapor imagery indicates mid and lower level moisture approaching the area from the west along an associated trough. Th...