GALVESTON, TX 77551 Weather Forecast & Current Conditions
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  77551 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

GALVESTON, TX
Current Weather
6:52 AM CDT AUG 16, 2025
Few Clouds
84°F
Feels Like: 94°F
Dewpoint: 77°F
Rel. Hum.: 80%
Visibility: 10 miles
Wind: S at 8 mph
Pressure: 30.07 inches
Last 72 hours

Local Area Snow Depth

Texas Current Weather

Texas MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  77551 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

GALVESTON, TX 77551
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Mostly clear late this evening, then becoming partly cloudy. Near steady temperature in the mid 80s. South winds around 10 mph, becoming southwest.
MONDAY
Mostly sunny with a slight chance of showers and thunderstorms. Humid with highs in the lower 90s. Northwest winds 5 to 10 mph, becoming southeast 10 to 15 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 108.
MONDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 80s. Southeast winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. Chance of rain 30 percent. Heat index values up to 105 early.
TUESDAY
Showers and thunderstorms likely, mainly in the morning. Humid with highs in the lower 90s. North winds 5 to 10 mph, becoming east 10 to 15 mph in the afternoon. Chance of rain 60 percent.
TUESDAY NIGHT
Partly cloudy in the evening, then mostly clear with a chance of showers and thunderstorms after midnight. Humid with lows in the lower 80s. South winds 10 to 15 mph, becoming southwest around 5 mph after midnight. Chance of rain 40 percent.
WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105.
WEDNESDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 80s. Chance of rain 30 percent.
THURSDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 50 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows around 80. Chance of rain 50 percent.
FRIDAY
Showers and thunderstorms likely, mainly in the morning. Highs in the upper 80s. Chance of rain 60 percent.
FRIDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows around 80. Chance of rain 50 percent.
SATURDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
SATURDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 80s. Chance of rain 40 percent.

  77551 WEATHER SATELLITE LOOPS
Visible Weather Satellite
GALVESTON, TX 77551
Infrared Weather Satellite
GALVESTON, TX 77551
  77551 WEATHER RADAR LOOP
NEXRAD Weather Radar
GALVESTON, TX 77551
 MOS COMPUTER WEATHER FORECAST

GALVESTON, TX 3 hourly weather forecast
weather forecast created  8:00 PM EDT  8/17/2025
Monday
18 AUG 2025		 GALVESTON, TX 77551 weather forecast Day 1, 0 hours 1 AM 85° 96° Clear 11%
RAIN
<.01 in		 0% Thunder
( 27% severe)		 SSW   3 77% 77°
Low 81° GALVESTON, TX 77551 weather forecast Day 1, 3 hours 4 AM 84° 95° Clear WSW   3 82% 78°
High 94° GALVESTON, TX 77551 weather forecast Day 1, 6 hours 7 AM 82° 91° Clear 16%
RAIN
<.01 in		 0% Thunder
( 32% severe)		 NNW   6 88% 78°

Partly Cloudy



 GALVESTON, TX 77551 weather forecast Day 1, 9 hours 10 AM 87° 100° Partly Cloudy NNW   7 75% 78°
GALVESTON, TX 77551 weather forecast Day 1, 12 hours 1 PM 91° 105° Partly Cloudy 17%
RAIN
<.01 in		 0% Thunder
( 39% severe)		 ENE   6 64% 77°
GALVESTON, TX 77551 weather forecast Day 1, 15 hours 4 PM 92° 105° Partly Cloudy SSE   6 60% 76°
GALVESTON, TX 77551 weather forecast Day 1, 18 hours 7 PM 89° 101° Partly Cloudy 18%
RAIN
<.01 in		 0% Thunder
( 33% severe)		 SSW   6 66% 76°
GALVESTON, TX 77551 weather forecast Day 1, 21 hours 10 PM 86° 97° Partly Cloudy SW   3 75% 77°
Tuesday
19 AUG 2025		 GALVESTON, TX 77551 weather forecast Day 2, 0 hours 1 AM 85° 96° Partly Cloudy 27%
RAIN
.01–.1 in		 0% Thunder
( 36% severe)		 W   2 77% 77°
Low 80° GALVESTON, TX 77551 weather forecast Day 2, 3 hours 4 AM 84° 94° Partly Cloudy NW   3 80% 77°
High 92° GALVESTON, TX 77551 weather forecast Day 2, 6 hours 7 AM 83° 92° Partly Cloudy 33%
RAIN
.25–.5 in		 0% Thunder
( 41% severe)		 NNW   6 82% 77°

Mostly Cloudy

Chance of Rain

 GALVESTON, TX 77551 weather forecast Day 2, 9 hours 10 AM 86° 98° Mostly Cloudy N   7 77% 78°
GALVESTON, TX 77551 weather forecast Day 2, 12 hours 1 PM 88° 100° Mostly Cloudy 23%
RAIN
.25–.5 in		 0% Thunder
( 43% severe)		 NE   7 70% 77°
GALVESTON, TX 77551 weather forecast Day 2, 15 hours 4 PM 90° 103° Partly Cloudy SE   7 66% 77°
GALVESTON, TX 77551 weather forecast Day 2, 18 hours 7 PM 88° 99° Partly Cloudy 13%
RAIN
<.01 in		 0% Thunder
( 12% severe)		 SSE   6 68% 76°
GALVESTON, TX 77551 weather forecast Day 2, 21 hours 10 PM 86° 97° Partly Cloudy S   3 75% 77°

GALVESTON, TX extended weather forecast
Wednesday
20 AUG 2025		 Thursday
21 AUG 2025		 Friday
22 AUG 2025		 Saturday
23 AUG 2025		 Sunday
24 AUG 2025
Low 83° Low 80° Low 81° Low 80° Low 81°
High 93° High 92° High 91° High 90° High 91°
GALVESTON, TX 77551 weather forecast Day 3 GALVESTON, TX 77551 weather forecast Day 4 GALVESTON, TX 77551 weather forecast Day 5 GALVESTON, TX 77551 weather forecast Day 6 GALVESTON, TX 77551 weather forecast Day 7
Partly Cloudy
24% Rain		 Partly Cloudy
53% Rain		 Mostly Cloudy
57% Rain		 Partly Cloudy
56% Rain		 Partly Cloudy
33% Rain
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