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
7:53 PM CDT MAY 1, 2025
Overcast 79°F
Feels Like:	83°F
Dewpoint:	75°F
Rel. Hum.:	88%
Visibility:	10 miles
Wind:	SSE at 10 mph
Pressure:	29.83 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 6:00 AM MDT 5/ 1/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
1 MAY 2025

1 PM

85°

93°

Partly Cloudy

3%

0% Thunder
( 8% severe)

SE 18

70%

74°

High 86°

4 PM

85°

93°

Partly Cloudy

SE 17

70%

74°

Mostly Cloudy

7 PM

81°

86°

Mostly Cloudy

5%

0% Thunder
( 14% severe)

SE 14

79%

74°

10 PM

78°

81°

Mostly Cloudy

SE 12

91%

75°

Friday
2 MAY 2025

1 AM

77°

78°

Mostly Cloudy

1%

0% Thunder
( 12% severe)

SE 10

94%

75°

Low 75°

4 AM

76°

76°

Mostly Cloudy

SE 10

94%

74°

High 87°

7 AM

76°

76°

Mostly Cloudy

1%

0% Thunder
( 10% severe)

SE 12

94%

74°

Mostly Cloudy

Breezy

10 AM

81°

86°

Mostly Cloudy

SSE 17

77%

73°

1 PM

85°

91°

Partly Cloudy

1%

0% Thunder
( 6% severe)

SSE 21

65%

72°

4 PM

85°

91°

Partly Cloudy

SE 20

65%

72°

7 PM

81°

86°

Partly Cloudy

7%

0% Thunder
( 22% severe)

SE 16

77%

73°

10 PM

78°

80°

Mostly Cloudy

SE 13

88%

74°

Saturday
3 MAY 2025

1 AM

77°

78°

Mostly Cloudy

36%
RAIN
***

0% Thunder
( 23% severe)

SE 12

94%

75°

Low 74°

4 AM

76°

76°

Mostly Cloudy

SE 9

94%

74°

High 82°

7 AM

75°

75°

Mostly Cloudy

73%
RAIN
***

0% Thunder
( 34% severe)

E 8

97%

74°

Mostly Cloudy

Rain Likely

10 AM

78°

80°

Mostly Cloudy

E 10

88%

74°

1 PM

79°

83°

Mostly Cloudy

62%
RAIN
***

0% Thunder
( 32% severe)

ENE 13

85%

74°

4 PM

79°

82°

Mostly Cloudy

ENE 14

82%

73°

7 PM

77°

78°

Mostly Cloudy

NE 12

85%

72°


PORT ISABEL, TX extended weather forecast
Sunday 4 MAY 2025	Monday 5 MAY 2025	Tuesday 6 MAY 2025	Wednesday 7 MAY 2025	Thursday 8 MAY 2025
Low 74°	Low 75°	Low 75°	Low 76°	Low 74°
High 83°	High 85°	High 88°	High 88°	High 84°

Overcast 50% Rain	Overcast 32% Rain	Overcast 33% Rain	Overcast 27% Rain	Overcast 32% Rain

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