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Thunderbird Bay, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Thunderbird Bay, a community in Brown County, Texas.

Today
97°F
Sunny
Sunny, with a high near 97. South wind 5 to 10 mph.

7-day forecast for Thunderbird Bay

WhenTempForecastWindPrecip
Today 97°F Sunny 5 to 10 mph S 1%
Tonight 72°F Partly Cloudy 5 to 10 mph S 2%
Sunday 97°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph S 22%
Sunday Night 68°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 0 to 5 mph SSE 42%
Monday 94°F Chance Rain Showers 0 to 5 mph SSE 39%
Monday Night 67°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 0 to 5 mph ENE 34%
Tuesday 90°F Chance Showers And Thunderstorms 5 to 10 mph ENE 26%
Tuesday Night 65°F Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph ENE 26%
Wednesday 91°F Mostly Sunny 5 to 10 mph E 14%
Wednesday Night 66°F Mostly Cloudy 5 to 10 mph E 7%
Thursday 91°F Partly Sunny 0 to 10 mph ESE 5%
Thursday Night 66°F Mostly Cloudy 0 to 10 mph ESE 5%
Friday 92°F Partly Sunny 0 to 10 mph SE 4%
Friday Night 66°F Partly Cloudy 0 to 10 mph ESE 4%

Forecast source: National Weather Service (api.weather.gov) for Thunderbird Bay (31.910, -99.021). Updated through the day.

Growing snapshot for Thunderbird Bay

Last spring frost
Mar 26
First fall frost
Nov 10
Growing season
230 days
Hardiness zone
8a

More local growing data for Thunderbird Bay: nearby ZIP 76857 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Rising Star 1S, Tx (10.6 mi from Thunderbird Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.