PORT ISABEL, TX 78578 Weather Forecast & Current Conditions

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78578 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
PORT ISABEL, TX Current Weather
4:53 PM CDT MAR 31, 2025
Broken Clouds 81°F
Feels Like:	87°F
Dewpoint:	75°F
Rel. Hum.:	82%
Visibility:	7 miles
Wind:	E at 10 mph
Pressure:	29.79 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

78578 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	PORT ISABEL, TX 78578 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Cloudy this morning, then becoming partly sunny. Patchy fog this morning. Highs in the lower 80s. Southeast winds 5 to 10 mph.

TONIGHT
Mostly cloudy. Lows in the upper 60s. East winds 5 to 10 mph, becoming south after midnight.

WEDNESDAY
Partly sunny in the morning, then clearing. Breezy with highs around 90. Southwest winds 5 to 10 mph, increasing to southeast 20 to 25 mph with gusts up to 35 mph in the afternoon.

WEDNESDAY NIGHT
Mostly clear and breezy and less humid with lows in the mid 60s. Northeast winds 15 to 25 mph with gusts up to 40 mph.

THURSDAY
Sunny, breezy and much cooler with highs in the mid 70s. Northeast winds 15 to 25 mph with gusts up to 35 mph.

THURSDAY NIGHT
Partly cloudy. Lows in the upper 50s.

FRIDAY
Sunny. Highs in the mid 70s.

FRIDAY NIGHT AND SATURDAY
Partly cloudy and breezy. Lows around 60. Highs in the upper 70s.

SATURDAY NIGHT THROUGH SUNDAY NIGHT
Partly cloudy and windy. Lows in the upper 60s. Highs in the upper 70s.

MONDAY
Partly sunny and breezy. Highs in the lower 80s.

78578 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORT ISABEL, TX 78578

Infrared Weather Satellite
PORT ISABEL, TX 78578

78578 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORT ISABEL, TX 78578

MOS COMPUTER WEATHER FORECAST

PORT ISABEL, TX 3 hourly weather forecast

weather forecast created 5:00 AM MST 3/31/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
31 MAR 2025

12 PM

81°

87°

Mostly Cloudy

0%

0% Thunder
( 5% severe)

E 6

82%

75°

High 82°

3 PM

81°

87°

Partly Cloudy

ENE 10

82%

75°

Mostly Cloudy

6 PM

76°

76°

Mostly Cloudy

1%

0% Thunder
( 14% severe)

ENE 9

94%

74°

9 PM

74°

74°

Mostly Cloudy

E 8

97%

73°

Tuesday
1 APR 2025

12 AM

74°

74°

Mostly Cloudy

2%

0% Thunder
( 14% severe)

E 7

97%

73°

Low 71°

3 AM

73°

73°

Mostly Cloudy

SE 6

97%

72°

High 84°

6 AM

72°

72°

Mostly Cloudy

1%

0% Thunder
( 9% severe)

ESE 6

100%

72°

Mostly Cloudy

9 AM

77°

78°

Mostly Cloudy

SE 12

90%

74°

12 PM

82°

88°

Partly Cloudy

1%

0% Thunder
( 5% severe)

SSE 20

77%

74°

3 PM

82°

87°

Partly Cloudy

SSE 21

74%

73°

6 PM

78°

80°

Partly Cloudy

0%

0% Thunder
( 10% severe)

SSE 18

82%

72°

9 PM

74°

74°

Partly Cloudy

SSE 17

93%

72°

Wednesday
2 APR 2025

12 AM

74°

74°

Partly Cloudy

0%

0% Thunder
( 9% severe)

SSE 17

93%

72°

Low 73°

3 AM

74°

74°

Partly Cloudy

S 20

90%

71°

High 88°

6 AM

74°

74°

Partly Cloudy

0%

0% Thunder
( 6% severe)

S 21

90%

71°

Partly Cloudy

Windy

9 AM

80°

84°

Partly Cloudy

S 23

79%

73°

12 PM

86°

93°

Clear

0%

0% Thunder
( 5% severe)

S 24

65%

73°

3 PM

85°

93°

Partly Cloudy

SSE 22

70%

74°

6 PM

79°

82°

Partly Cloudy

SSE 18

82%

73°


PORT ISABEL, TX extended weather forecast
Thursday 3 APR 2025	Friday 4 APR 2025	Saturday 5 APR 2025	Sunday 6 APR 2025	Monday 7 APR 2025
Low 77°	Low 74°	Low 75°	Low 64°	Low 58°
High 90°	High 87°	High 85°	High 69°	High 71°

Mostly Cloudy 18% Rain	Overcast 16% Rain	Overcast 31% Rain	Overcast 63% Rain	Partly Cloudy 29% Rain

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