PORT ARTHUR, TX 77643 Weather Forecast & Current Conditions

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77643 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORT ARTHUR, TX Current Weather
11:53 PM CDT MAY 8, 2025
Few Clouds 73°F
Feels Like:	73°F
Dewpoint:	70°F
Rel. Hum.:	90%
Visibility:	10 miles
Wind:	W at 5 mph
Pressure:	29.98 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

77643 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	PORT ARTHUR, TX 77643 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Partly sunny. Highs in the lower 80s. South winds 5 to 10 mph.

TONIGHT
Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

THURSDAY
Mostly sunny. Highs in the lower 80s. South winds 5 to 10 mph.

THURSDAY NIGHT
Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

FRIDAY
Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the lower 80s. Northwest winds 5 to 10 mph, becoming northeast in the afternoon. Chance of rain 20 percent.

FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.

SATURDAY
Mostly sunny. Highs in the upper 70s.

SATURDAY NIGHT AND SUNDAY
Mostly cloudy. Lows in the upper 60s. Highs in the mid 80s.

SUNDAY NIGHT
Mostly cloudy. Cooler with lows in the upper 50s.

MONDAY AND MONDAY NIGHT
Partly cloudy. Highs in the lower 70s. Lows in the lower 50s.

TUESDAY
Sunny. Highs around 70.

77643 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORT ARTHUR, TX 77643

Infrared Weather Satellite
PORT ARTHUR, TX 77643

77643 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORT ARTHUR, TX 77643

MOS COMPUTER WEATHER FORECAST

PORT ARTHUR, TX 3 hourly weather forecast

weather forecast created 7:00 PM CDT 5/ 8/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
CDT

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Friday
9 MAY 2025

1 AM

71°

Mostly Cloudy

50%
RAIN
.5–1 in

0% Thunder
( 42% severe)

NW 5

90%

68°

Low 67°

4 AM

69°

Mostly Cloudy

N 7

87%

65°

High 82°

7 AM

68°

Mostly Cloudy

39%
RAIN
<.01 in

0% Thunder
( 23% severe)

N 8

87%

64°

Mostly Cloudy

Chance of Rain

10 AM

72°

Mostly Cloudy

NNE 9

76%

64°

1 PM

78°

80°

Mostly Cloudy

19%
RAIN
.01–.1 in

0% Thunder
( 31% severe)

N 9

60%

63°

4 PM

80°

81°

Mostly Cloudy

N 9

54%

62°

7 PM

77°

79°

Partly Cloudy

18%
RAIN
<.01 in

0% Thunder
( 31% severe)

N 8

60%

62°

10 PM

69°

Partly Cloudy

N 8

84%

64°

Saturday
10 MAY 2025

1 AM

67°

Partly Cloudy

0% Thunder
( 11% severe)

N 8

87%

63°

Low 63°

4 AM

65°

Partly Cloudy

N 9

90%

62°

High 79°

7 AM

65°

Partly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 14% severe)

N 10

90%

62°

Mostly Cloudy

Chance of Rain

10 AM

72°

Mostly Cloudy

N 12

73%

63°

1 PM

75°

Mostly Cloudy

38%
RAIN
1–2 in

0% Thunder
( 34% severe)

N 13

64%

62°

4 PM

76°

78°

Mostly Cloudy

N 13

58%

60°

7 PM

74°

Mostly Cloudy

18%
RAIN
.1–.25 in

0% Thunder
( 22% severe)

N 12

59%

59°

10 PM

67°

Partly Cloudy

N 9

75%

59°


PORT ARTHUR, TX extended weather forecast
Sunday 11 MAY 2025	Monday 12 MAY 2025	Tuesday 13 MAY 2025	Wednesday 14 MAY 2025	Thursday 15 MAY 2025
Low 58°	Low 57°	Low 64°	Low 70°	Low 70°
High 71°	High 80°	High 86°	High 87°	High 88°

Overcast 40% Rain	Mostly Cloudy 29% Rain	Clear 7% Rain	Partly Cloudy 3% Rain	Mostly Cloudy 13% Rain

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PORT ARTHUR, TX 77643 Weather Forecast & Current Conditions

PORT ARTHUR, TX Current Weather

PORT ARTHUR, TX 77643 Weather Forecast

PORT ARTHUR, TX 3 hourly weather forecast

PORT ARTHUR, TX extended weather forecast

PORT ARTHUR, TX
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PORT ARTHUR, TX 77643
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