National Weather Service forecast

Port Isabel, Texas Weather

72°Overnight: Chance Rain Showers
Wind N 10 to 14 mph
7-DayHourlyRadar

Port Isabel 7-Day Forecast

  1. Overnight
    72°F
    Chance Rain Showers
    41% chance of precipitation

    A chance of rain showers. Mostly cloudy, with a low around 72. North wind 10 to 14 mph. Chance of precipitation is 40%.

  2. Wednesday
    79°F
    Mostly Sunny
    11% chance of precipitation

    Mostly sunny, with a high near 79. North northeast wind 12 to 15 mph.

  3. Wednesday Night
    71°F
    Mostly Clear
    2% chance of precipitation

    Mostly clear, with a low around 71. East wind 3 to 9 mph.

  4. Thursday
    85°F
    Mostly Sunny
    7% chance of precipitation

    Mostly sunny, with a high near 85. South southeast wind 6 to 13 mph.

  5. Thursday Night
    72°F
    Showers And Thunderstorms Likely
    62% chance of precipitation

    A slight chance of rain showers before midnight, then showers and thunderstorms likely. Partly cloudy, with a low around 72. South southwest wind 3 to 9 mph. Chance of precipitation is 60%.

  6. Friday
    80°F
    Showers And Thunderstorms Likely
    66% chance of precipitation

    Showers and thunderstorms likely. Partly sunny, with a high near 80. North wind 5 to 20 mph. Chance of precipitation is 70%.

  7. Friday Night
    70°F
    Slight Chance Rain Showers
    19% chance of precipitation

    A slight chance of rain showers. Mostly cloudy, with a low around 70. North northeast wind 7 to 14 mph. Chance of precipitation is 20%.

  8. Saturday
    78°F
    Chance Rain Showers
    32% chance of precipitation

    A chance of rain showers. Partly sunny, with a high near 78. North northeast wind 12 to 16 mph. Chance of precipitation is 30%.

  9. Saturday Night
    68°F
    Chance Rain Showers
    52% chance of precipitation

    A chance of rain showers. Mostly cloudy, with a low around 68. North northeast wind 13 to 17 mph. Chance of precipitation is 50%.

  10. Sunday
    74°F
    Showers And Thunderstorms Likely
    57% chance of precipitation

    Showers and thunderstorms likely. Partly sunny, with a high near 74. North wind 18 to 23 mph. Chance of precipitation is 60%.

  11. Sunday Night
    64°F
    Slight Chance Rain Showers
    21% chance of precipitation

    A slight chance of rain showers. Mostly cloudy, with a low around 64. North wind 13 to 22 mph. Chance of precipitation is 20%.

  12. Monday
    73°F
    Mostly Sunny
    11% chance of precipitation

    Mostly sunny, with a high near 73.

  13. Monday Night
    65°F
    Partly Cloudy
    5% chance of precipitation

    Partly cloudy, with a low around 65.

  14. Tuesday
    75°F
    Partly Sunny
    10% chance of precipitation

    Partly sunny, with a high near 75.

Issued by the National Weather Service (BRO office), updated .

Port Isabel Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Port Isabel

Port Isabel Weather Radar

Open the full radar for Port Isabel

About Port Isabel

Population (2020 Census)
5,028
Coordinates
26.063, -97.247
Elevation
3 ft
NWS forecast office
BRO
Time zone
America/Chicago
Sunrise today
6:39 AM CST
Sunset today
5:45 PM CST
Daylight today
11 h 6 min

Port Isabel Weather Questions

What is the weather forecast for Port Isabel, Texas?

Overnight: A chance of rain showers. Mostly cloudy, with a low around 72. North wind 10 to 14 mph. Chance of precipitation is 40%. Wednesday: Mostly sunny, with a high near 79. North northeast wind 12 to 15 mph.

Will it rain or snow in Port Isabel this week?

The best chance of precipitation is Friday at 66%. Periods with a 30% chance or more: Overnight (41%), Thursday Night (62%), Friday (66%), Saturday (32%), Saturday Night (52%), Sunday (57%).

How warm and how cold will it get in Port Isabel this week?

The warmest day is Thursday, with a high near 85°F. The coldest night is Sunday Night, with a low near 64°F.

What time are sunrise and sunset in Port Isabel today?

Sunrise is at 6:39 AM CST and sunset is at 5:45 PM CST, for 11 h 6 min of daylight.

Weather near Port Isabel

Largest cities in Texas

All Texas cities