PORT ARANSAS, TX 78373 Weather Forecast & Current Conditions

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PORT ARANSAS/MUSTAN, TX
Current Weather

3:35 AM CDT APR 4, 2026
Broken Clouds
75°F
Feels Like: 75°F
Dewpoint: 72°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: ESE at 14 mph
Pressure: 29.95 inches
Last 72 hours

Local Area Snow Depth

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PORT ARANSAS, TX 78373
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy this morning, then becoming partly cloudy. A 20 percent chance of showers. Highs in the upper 70s. Southeast winds 10 to 15 mph.
TONIGHT
Showers likely. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. East winds around 10 mph, increasing to north 15 to 20 mph after midnight. Chance of rain 70 percent.
SUNDAY
A slight chance of thunderstorms. Showers, breezy. Near steady temperature in the upper 60s. North winds 15 to 25 mph, becoming 15 to 20 mph in the afternoon. Chance of rain 80 percent.
SUNDAY NIGHT
Showers likely. Near steady temperature in the mid 60s. North winds 15 to 20 mph. Chance of rain 70 percent.
MONDAY
Mostly cloudy. A chance of showers, mainly in the morning. Highs in the upper 60s. North winds 15 to 20 mph, becoming northeast 10 to 15 mph in the afternoon. Chance of rain 40 percent.
MONDAY NIGHT
Mostly cloudy. Near steady temperature in the mid 60s.
TUESDAY
Mostly cloudy. Highs around 70.
TUESDAY NIGHT
Mostly cloudy. Near steady temperature in the upper 60s.
WEDNESDAY
Mostly cloudy. Highs in the mid 70s.
WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Near steady temperature in the lower 70s.
THURSDAY
Mostly cloudy. Highs in the mid 70s.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Near steady temperature in the lower 70s.
FRIDAY
Mostly cloudy. Highs in the upper 70s.

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  4/ 3/2026
Saturday
4 APR 2026
PORT ARANSAS, TX 78373 weather forecast Day 1, 0 hours 12 AM 74° 74° Mostly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 5% severe)
SSE   14 90% 71°
Low 73° PORT ARANSAS, TX 78373 weather forecast Day 1, 3 hours 3 AM 74° 74° Mostly Cloudy SSE   13 87% 70°
High 80° PORT ARANSAS, TX 78373 weather forecast Day 1, 6 hours 6 AM 74° 74° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 4% severe)
SSE   12 87% 70°

Mostly Cloudy

Chance of Rain

PORT ARANSAS, TX 78373 weather forecast Day 1, 9 hours 9 AM 76° 77° Mostly Cloudy SSE   12 85% 71°
PORT ARANSAS, TX 78373 weather forecast Day 1, 12 hours 12 PM 77° 79° Mostly Cloudy 26%
RAIN
<.01 in
0% Thunder
( 11% severe)
SE   12 82% 71°
PORT ARANSAS, TX 78373 weather forecast Day 1, 15 hours 3 PM 78° 80° Partly Cloudy ESE   12 76% 70°
PORT ARANSAS, TX 78373 weather forecast Day 1, 18 hours 6 PM 75° 75° Mostly Cloudy 63%
RAIN
1–2 in
0% Thunder
( 17% severe)
E   9 84% 70°
PORT ARANSAS, TX 78373 weather forecast Day 1, 21 hours 9 PM 73° 73° Mostly Cloudy ENE   9 90% 70°
Sunday
5 APR 2026
PORT ARANSAS, TX 78373 weather forecast Day 2, 0 hours 12 AM 70° 70° Mostly Cloudy 56%
RAIN
***
0% Thunder
( 14% severe)
NNE   12 90% 67°
Low 65° PORT ARANSAS, TX 78373 weather forecast Day 2, 3 hours 3 AM 67° 67° Mostly Cloudy N   14 87% 63°
High 71° PORT ARANSAS, TX 78373 weather forecast Day 2, 6 hours 6 AM 66° 66° Mostly Cloudy 58%
RAIN
***
0% Thunder
( 15% severe)
NNE   17 84% 61°

Mostly Cloudy

Rain Likely


Breezy
PORT ARANSAS, TX 78373 weather forecast Day 2, 9 hours 9 AM 66° 66° Mostly Cloudy NNE   17 81% 60°
PORT ARANSAS, TX 78373 weather forecast Day 2, 12 hours 12 PM 68° 68° Mostly Cloudy 69%
RAIN
***
0% Thunder
( 15% severe)
NNE   16 76% 60°
PORT ARANSAS, TX 78373 weather forecast Day 2, 15 hours 3 PM 69° 69° Mostly Cloudy NNE   16 70% 59°
PORT ARANSAS, TX 78373 weather forecast Day 2, 18 hours 6 PM 67° 67° Mostly Cloudy 60%
RAIN
***
0% Thunder
( 10% severe)
N   14 75% 59°
PORT ARANSAS, TX 78373 weather forecast Day 2, 21 hours 9 PM 66° 66° Mostly Cloudy NNE   14 75% 58°

PORT ARANSAS/MUSTAN, TX extended weather forecast

Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Thursday
9 APR 2026
Friday
10 APR 2026
Low 59° Low 61° Low 67° Low 71° Low 70°
High 70° High 70° High 74° High 77° High 78°
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
Overcast
59% Rain
Overcast
53% Rain
Overcast
61% Rain
Overcast
35% Rain
Overcast
33% Rain
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