National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Overcast

37°F

3°C

Humidity 93%
Wind Speed N 15 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 25 Jan 3:53 am CST
Extended Forecast for

Port Isabel TX

Freeze Warning January 25, 09:00pm until January 26, 10:00am
Extreme Cold Warning January 26, 03:00am until January 26, 08:00am
Click here for hazard details and duration
Freeze Warning
Extreme Cold Warning

  • Overnight

    Overnight: A 40 percent chance of showers, mainly before 5am. Mostly cloudy, with a low around 43. Wind chill values between 36 and 41. Breezy, with a northwest wind around 18 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 49. Wind chill values between 35 and 40 early. Breezy, with a north northwest wind 18 to 23 mph, with gusts as high as 29 mph.

    High: 49 °F

    Breezy.
    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Wind chill values between 26 and 31. Breezy, with a north northwest wind around 23 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 50. Wind chill values between 25 and 35 early. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 29 mph.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. Breezy, with a north wind 10 to 18 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. North northwest wind around 10 mph becoming east in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. East wind 6 to 8 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon. Partly sunny, with a high near 63. North wind 7 to 15 mph.

    High: 63 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. North northeast wind 8 to 11 mph.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly before 5am. Mostly cloudy, with a low around 43. Wind chill values between 36 and 41. Breezy, with a northwest wind around 18 mph, with gusts as high as 23 mph.
Sunday
A 20 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 49. Wind chill values between 35 and 40 early. Breezy, with a north northwest wind 18 to 23 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 36. Wind chill values between 26 and 31. Breezy, with a north northwest wind around 23 mph, with gusts as high as 28 mph.
Monday
Partly sunny, with a high near 50. Wind chill values between 25 and 35 early. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 29 mph.
Monday Night
Mostly cloudy, with a low around 44. Breezy, with a north wind 10 to 18 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 60. North northwest wind around 10 mph becoming east in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 55. East wind 6 to 8 mph.
Wednesday
A 20 percent chance of showers before noon. Partly sunny, with a high near 63. North wind 7 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 55. North northeast wind 8 to 11 mph.
Thursday
Partly sunny, with a high near 66. Northeast wind 8 to 14 mph becoming east southeast in the afternoon.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 61. South southeast wind around 11 mph.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 68.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Breezy. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 58. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Isabel TX
 26.08°N 97.21°W
Last Update:
3:45 am CST Jan 25, 2026
Forecast Valid:
3am CST Jan 25, 2026-6pm CST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation