HIGH ISLAND, TX 77623 Weather Forecast & Current Conditions

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PORT ARTHUR, TX
Current Weather

1:53 AM CDT JUN 9, 2026
Clear
79°F
Feels Like: 82°F
Dewpoint: 73°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: SSE at 8 mph
Pressure: 30.03 inches
Last 72 hours

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HIGH ISLAND, TX 77623
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature in the lower 80s. Southeast winds 10 to 15 mph.
TUESDAY
Mostly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph.
TUESDAY NIGHT
Partly cloudy. Humid with lows in the lower 80s. Southeast winds 10 to 15 mph.
WEDNESDAY
Mostly sunny. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph.
WEDNESDAY NIGHT
Partly cloudy in the evening, then clearing. Humid with lows in the lower 80s. Southeast winds 10 to 15 mph.
THURSDAY
Sunny. Highs in the upper 80s. Heat index values up to 105.
THURSDAY NIGHT
Mostly clear. Lows in the lower 80s.
FRIDAY
Sunny. Highs in the upper 80s.
FRIDAY NIGHT
Mostly clear. Lows in the lower 80s.
SATURDAY
Sunny. Highs in the upper 80s.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 80s.
SUNDAY
Mostly sunny. Highs in the upper 80s.
SUNDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 80s. Chance of rain 30 percent.

Visible Weather Satellite
HIGH ISLAND, TX 77623
Infrared Weather Satellite
HIGH ISLAND, TX 77623
NEXRAD Weather Radar
HIGH ISLAND, TX 77623

PORT ARTHUR, TX 3 hourly weather forecast

weather forecast created  7:00 PM CDT  6/ 8/2026
Tuesday
9 JUN 2026
HIGH ISLAND, TX 77623 weather forecast Day 1, 0 hours 1 AM 79° 83° Partly Cloudy 3%

0% Thunder
( 5% severe)
SE   7 88% 75°
Low 78° HIGH ISLAND, TX 77623 weather forecast Day 1, 3 hours 4 AM 79° 83° Partly Cloudy SE   6 85% 74°
High 90° HIGH ISLAND, TX 77623 weather forecast Day 1, 6 hours 7 AM 79° 83° Partly Cloudy 9%

0% Thunder
( 19% severe)
ESE   6 88% 75°

Partly Cloudy



HIGH ISLAND, TX 77623 weather forecast Day 1, 9 hours 10 AM 85° 93° Partly Cloudy SE   10 72% 75°
HIGH ISLAND, TX 77623 weather forecast Day 1, 12 hours 1 PM 88° 98° Partly Cloudy 18%
RAIN
<.01 in
0% Thunder
( 32% severe)
SE   12 66% 75°
HIGH ISLAND, TX 77623 weather forecast Day 1, 15 hours 4 PM 88° 98° Partly Cloudy SSE   14 66% 75°
HIGH ISLAND, TX 77623 weather forecast Day 1, 18 hours 7 PM 85° 93° Partly Cloudy 2%

0% Thunder
( 12% severe)
SSE   13 72% 75°
HIGH ISLAND, TX 77623 weather forecast Day 1, 21 hours 10 PM 81° 87° Partly Cloudy SSE   9 82% 75°
Wednesday
10 JUN 2026
HIGH ISLAND, TX 77623 weather forecast Day 2, 0 hours 1 AM 80° 85° Partly Cloudy 3%

0% Thunder
( 8% severe)
SSE   8 85% 75°
Low 77° HIGH ISLAND, TX 77623 weather forecast Day 2, 3 hours 4 AM 79° 83° Partly Cloudy SSE   8 88% 75°
High 90° HIGH ISLAND, TX 77623 weather forecast Day 2, 6 hours 7 AM 80° 85° Partly Cloudy 5%

0% Thunder
( 22% severe)
SSE   7 85% 75°

Partly Cloudy



HIGH ISLAND, TX 77623 weather forecast Day 2, 9 hours 10 AM 86° 95° Mostly Cloudy SSE   10 70% 75°
HIGH ISLAND, TX 77623 weather forecast Day 2, 12 hours 1 PM 88° 98° Partly Cloudy 2%

0% Thunder
( 36% severe)
SSE   13 66% 75°
HIGH ISLAND, TX 77623 weather forecast Day 2, 15 hours 4 PM 88° 97° Clear SSE   15 63% 74°
HIGH ISLAND, TX 77623 weather forecast Day 2, 18 hours 7 PM 85° 93° Partly Cloudy 1%

0% Thunder
( 13% severe)
SSE   13 70% 74°
HIGH ISLAND, TX 77623 weather forecast Day 2, 21 hours 10 PM 81° 87° Partly Cloudy SSE   12 82% 75°

PORT ARTHUR, TX extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 77° Low 77° Low 76° Low 75° Low 76°
High 91° High 91° High 90° High 88° High 89°
HIGH ISLAND, TX 77623 weather forecast Day 3 HIGH ISLAND, TX 77623 weather forecast Day 4 HIGH ISLAND, TX 77623 weather forecast Day 5 HIGH ISLAND, TX 77623 weather forecast Day 6 HIGH ISLAND, TX 77623 weather forecast Day 7
Partly Cloudy
25% Rain
Partly Cloudy
27% Rain
Mostly Cloudy
40% Rain
Overcast
52% Rain
Overcast
59% Rain
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