PORT ARANSAS, TX 78373 Weather Forecast & Current Conditions

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PORT ARANSAS/MUSTAN, TX
Current Weather

4:35 AM CST FEB 2, 2026
Clear
50°F
Feels Like: 50°F
Dewpoint: 48°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: N at 3 mph
Pressure: 30.35 inches
Last 72 hours

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PORT ARANSAS, TX 78373
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy. Highs in the mid 60s. Southeast winds 5 to 10 mph, increasing to 15 to 20 mph this afternoon.
TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Near steady temperature in the lower 60s. South winds 15 to 20 mph.
TUESDAY
Partly cloudy. Highs in the upper 60s. South winds 10 to 15 mph.
TUESDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 50s. South winds 10 to 15 mph, becoming north after midnight. Chance of rain 30 percent.
WEDNESDAY
Mostly cloudy with a 20 percent chance of showers. Highs in the lower 60s. Northeast winds 15 to 20 mph.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 40s.
THURSDAY
Sunny. Highs around 60.
THURSDAY NIGHT
Mostly clear. Lows in the lower 50s.
FRIDAY
Sunny. Highs in the mid 60s.
FRIDAY NIGHT
Mostly clear. Lows in the mid 50s.
SATURDAY
Sunny. Highs in the upper 60s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.
SUNDAY
Partly cloudy. Highs in the upper 60s.

Visible Weather Satellite
PORT ARANSAS, TX 78373
Infrared Weather Satellite
PORT ARANSAS, TX 78373
NEXRAD Weather Radar
PORT ARANSAS, TX 78373

PORT ARANSAS/MUSTAN, TX 3 hourly weather forecast

weather forecast created  5:00 PM MST  2/ 1/2026
Monday
2 FEB 2026
PORT ARANSAS, TX 78373 weather forecast Day 1, 0 hours 12 AM 56° 55° Clear 0%

0% Thunder
( 0% severe)
SSE   5 77% 49°
Low 54° PORT ARANSAS, TX 78373 weather forecast Day 1, 3 hours 3 AM 55° 55° Partly Cloudy SSE   3 83% 50°
High 66° PORT ARANSAS, TX 78373 weather forecast Day 1, 6 hours 6 AM 56° 56° Mostly Cloudy 0%

0% Thunder
( 2% severe)
SE   3 83% 51°

Mostly Cloudy



PORT ARANSAS, TX 78373 weather forecast Day 1, 9 hours 9 AM 59° 58° Partly Cloudy SE   6 80% 53°
PORT ARANSAS, TX 78373 weather forecast Day 1, 12 hours 12 PM 64° 63° Mostly Cloudy 2%

0% Thunder
( 2% severe)
SSE   10 70% 54°
PORT ARANSAS, TX 78373 weather forecast Day 1, 15 hours 3 PM 65° 65° Mostly Cloudy SE   13 73% 56°
PORT ARANSAS, TX 78373 weather forecast Day 1, 18 hours 6 PM 64° 63° Mostly Cloudy 5%

0% Thunder
( 0% severe)
SSE   14 78% 57°
PORT ARANSAS, TX 78373 weather forecast Day 1, 21 hours 9 PM 64° 63° Mostly Cloudy SSE   15 81% 58°
Tuesday
3 FEB 2026
PORT ARANSAS, TX 78373 weather forecast Day 2, 0 hours 12 AM 63° 61° Mostly Cloudy 4%

0% Thunder
( 2% severe)
S   15 84% 58°
Low 60° PORT ARANSAS, TX 78373 weather forecast Day 2, 3 hours 3 AM 63° 61° Mostly Cloudy S   15 84% 58°
High 70° PORT ARANSAS, TX 78373 weather forecast Day 2, 6 hours 6 AM 64° 63° Mostly Cloudy 3%

0% Thunder
( 2% severe)
S   13 81% 58°

Partly Cloudy



PORT ARANSAS, TX 78373 weather forecast Day 2, 9 hours 9 AM 64° 63° Partly Cloudy S   13 84% 59°
PORT ARANSAS, TX 78373 weather forecast Day 2, 12 hours 12 PM 67° 67° Partly Cloudy 5%

0% Thunder
( 1% severe)
S   13 75% 59°
PORT ARANSAS, TX 78373 weather forecast Day 2, 15 hours 3 PM 68° 68° Partly Cloudy S   13 73% 59°
PORT ARANSAS, TX 78373 weather forecast Day 2, 18 hours 6 PM 65° 65° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 1% severe)
S   12 84% 60°
PORT ARANSAS, TX 78373 weather forecast Day 2, 21 hours 9 PM 64° 63° Mostly Cloudy S   10 87% 60°

PORT ARANSAS/MUSTAN, TX extended weather forecast

Wednesday
4 FEB 2026
Thursday
5 FEB 2026
Friday
6 FEB 2026
Saturday
7 FEB 2026
Sunday
8 FEB 2026
Low 56° Low 47° Low 50° Low 54° Low 58°
High 65° High 63° High 66° High 68° High 69°
PORT ARANSAS, TX 78373 weather forecast Day 3 PORT ARANSAS, TX 78373 weather forecast Day 4 PORT ARANSAS, TX 78373 weather forecast Day 5 PORT ARANSAS, TX 78373 weather forecast Day 6 PORT ARANSAS, TX 78373 weather forecast Day 7
Partly Cloudy
26% Rain
Clear
10% Rain
Clear
Clear
9% Rain
Partly Cloudy
14% Rain
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