Port Isabel, TX Weather Forecast and Current Conditions
| Day | Sky | High / Low | Precip | Wind | Humidity | |
|---|---|---|---|---|---|---|
|
Mon Jun 29 |
 |
Sunny/Wind Close Hourly |
89º / 80º | 3% | SE 23 mph | 68% |
| 1pm | |
Sunny/Wind | 89º | 1% | SSE 21 mph | 65% |
| 2pm | |
Sunny/Wind | 89º | 1% | SSE 22 mph | 65% |
| 3pm | |
Sunny/Wind | 89º | 1% | SSE 22 mph | 66% |
| 4pm | |
Sunny/Wind | 89º | 1% | SE 23 mph | 68% |
| 5pm | |
Sunny/Wind | 88º | 2% | SE 22 mph | 69% |
| 6pm | |
Mostly Sunny/Wind | 87º | 3% | SE 21 mph | 72% |
| 7pm | |
Partly Cloudy/Wind | 86º | 6% | SE 20 mph | 74% |
| 8pm |  |
Partly Cloudy | 84º | 13% | SE 17 mph | 79% |
| 9pm |  |
Partly Cloudy | 83º | 6% | SE 15 mph | 83% |
| 10pm | |
Partly Cloudy | 83º | 10% | SE 14 mph | 85% |
| 11pm | |
Partly Cloudy | 83º | 11% | SE 13 mph | 84% |
|
Tue Jun 30 |
 |
Sunny View Hourly |
90º / 80º | 13% | SE 16 mph | 71% |
| 12am | |
Partly Cloudy | 82º | 14% | SE 12 mph | 85% |
| 1am | |
Partly Cloudy | 82º | 11% | SE 12 mph | 85% |
| 2am |  |
Mostly Cloudy | 82º | 12% | SSE 11 mph | 86% |
| 3am | |
Partly Cloudy | 82º | 16% | SSE 10 mph | 86% |
| 4am | |
Partly Cloudy | 81º | 8% | SSE 9 mph | 86% |
| 5am | |
Partly Cloudy | 81º | 13% | SSE 9 mph | 86% |
| 6am | |
Partly Cloudy | 81º | 7% | SE 8 mph | 87% |
| 7am |  |
Mostly Sunny | 81º | 14% | SE 8 mph | 87% |
| 8am | |
Partly Cloudy | 82º | 12% | SE 10 mph | 82% |
| 9am | |
Mostly Sunny | 84º | 6% | SSE 13 mph | 77% |
| 10am | |
Sunny | 85º | 8% | SSE 14 mph | 72% |
| 11am | |
Mostly Sunny | 86º | 6% | SE 15 mph | 70% |
| 12pm | |
Sunny | 87º | 2% | SE 15 mph | 68% |
| 1pm | |
Sunny | 88º | 2% | SE 16 mph | 68% |
| 2pm | |
Sunny | 89º | 2% | SE 16 mph | 66% |
| 3pm | |
Sunny | 89º | 2% | SE 16 mph | 66% |
| 4pm | |
Sunny | 88º | 2% | SE 16 mph | 66% |
| 5pm | |
Sunny | 88º | 2% | SE 16 mph | 66% |
| 6pm | |
Sunny | 87º | 3% | SE 15 mph | 69% |
| 7pm | |
Sunny | 86º | 4% | SE 15 mph | 72% |
| 8pm | |
Sunny | 84º | 5% | SE 14 mph | 76% |
| 9pm | |
Partly Cloudy | 83º | 6% | SE 13 mph | 80% |
| 10pm |  |
Mostly Clear | 83º | 6% | SE 12 mph | 83% |
| 11pm | |
Partly Cloudy | 82º | 9% | SE 12 mph | 82% |
|
Wed Jul 1 |
|
Partly Cloudy View Hourly |
90º / 79º | 24% | SE 16 mph | 73% |
| 12am | |
Mostly Clear | 82º | 6% | SE 11 mph | 84% |
| 1am | |
Partly Cloudy | 82º | 15% | SE 11 mph | 84% |
| 2am | |
Partly Cloudy | 82º | 6% | SE 11 mph | 84% |
| 3am | |
Partly Cloudy | 82º | 10% | SSE 11 mph | 84% |
| 4am | |
Partly Cloudy | 81º | 19% | SE 10 mph | 85% |
| 5am | |
Partly Cloudy | 81º | 22% | SSE 10 mph | 85% |
| 6am | |
Partly Cloudy | 81º | 20% | SSE 9 mph | 86% |
| 7am | |
Partly Cloudy | 81º | 24% | SSE 8 mph | 88% |
| 8am | |
Mostly Sunny | 82º | 24% | SSE 11 mph | 84% |
| 9am | |
Mostly Sunny | 84º | 12% | SSE 13 mph | 79% |
| 10am | |
Partly Cloudy | 85º | 12% | SSE 14 mph | 74% |
| 11am | |
Mostly Sunny | 87º | 16% | SE 15 mph | 72% |
| 12pm | |
Mostly Sunny | 87º | 10% | SE 15 mph | 70% |
|
Thu Jul 2 |
|
Mostly Sunny | 89º / 80º | 22% | SE 16 mph | 75% |
|
Fri Jul 3 |
|
Mostly Sunny | 90º / 80º | 18% | SE 16 mph | 74% |
|
Sat Jul 4 |
|
Mostly Sunny | 90º / 80º | 7% | SE 16 mph | 74% |
|
Sun Jul 5 |
|
Partly Cloudy | 91º / 80º | 7% | SSE 17 mph | 73% |
|
Mon Jul 6 |
|
Partly Cloudy | 90º / 80º | 23% | SE 16 mph | 73% |
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Buoy Data
For Port Isabel, TX -
Wind Forecast
In Port Isabel, TX -
Radar
In Port Isabel, TX -
Marine Forecast
In Port Isabel, TX
Weather Radar for Port Isabel, TX See Radar
* Playback displays weather for the past 6 hours.
NOAA Weather Marine Forecast for Port Isabel, TX
This Afternoon
High : 86ºF
SE wind around 17 kt. Sunny. Seas 1 ft or less.
SE wind around 17 kt. Sunny. Seas 1 ft or less.
Tonight
Low : 81ºF
SE wind 11 to 16 kt. Partly cloudy. Seas 1 ft or less.
SE wind 11 to 16 kt. Partly cloudy. Seas 1 ft or less.
Tuesday
High : 85ºF
SE wind 10 to 14 kt. Sunny. Seas 1 ft or less.
SE wind 10 to 14 kt. Sunny. Seas 1 ft or less.
Tuesday Night
Low : 81ºF
SE wind 11 to 13 kt. Mostly clear. Seas 1 ft or less.
SE wind 11 to 13 kt. Mostly clear. Seas 1 ft or less.
Wednesday
High : 86ºF
SSE wind 11 to 14 kt. Sunny. Seas 1 ft or less.
SSE wind 11 to 14 kt. Sunny. Seas 1 ft or less.
Wednesday Night
Low : 81ºF
SE wind 9 to 12 kt. Mostly clear. Seas 1 ft or less.
SE wind 9 to 12 kt. Mostly clear. Seas 1 ft or less.
Thursday
High : 86ºF
ESE wind 8 to 14 kt. Sunny. Seas 1 ft or less.
ESE wind 8 to 14 kt. Sunny. Seas 1 ft or less.
Thursday Night
Low : 81ºF
SE wind 9 to 13 kt. Mostly clear. Seas 1 ft or less.
SE wind 9 to 13 kt. Mostly clear. Seas 1 ft or less.
Friday
High : 86ºF
SE wind 8 to 15 kt. Sunny. Seas 1 ft or less.
SE wind 8 to 15 kt. Sunny. Seas 1 ft or less.
NOAA Buoy Data Near Port Isabel, TX See Map
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Wind Speed Forecast for Port Isabel, TX
| Monday | Tuesday | Wednesday | ||||||||||
| Wind Speed (MPH) | 21 | 22 | 15 | 12 | 9 | 13 | 16 | 16 | 13 | 11 | 10 | 13 |
| 6pm | 10pm | 2am | 6am | 10am | 2pm | 6pm | 10pm | 2am | 6am | 10am | 2pm | |
| MPH | 21 | 22 | 15 | 12 | 9 | 13 | 16 | 16 | 13 | 11 | 10 | 13 |
| DIR | SSE | SE | SE | SE | SSE | SSE | SE | SE | SE | SE | SSE | SSE |
Current Weather Conditions In Port Isabel, TX
As Of: 39 minutes ago
- 89ºF
- 100ºF
- 21mph
- 0º (SSE)
- 30mph
- Sunny/Wind
- 10mi
- 29.97"
- 65%
- 0ºF
The weather right now in Port Isabel, TX is Sunny/Wind. The current temperature is 89°F, and the expected high and low for today, Monday, June 29, 2026, are 89° high temperature and 80°F low temperature. The wind is currently blowing at 21 miles per hour, and coming from the South Southeast. The wind is gusting to 30 mph. With the wind and the atmosphere the temperature feels like 100° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 65 percent, and air pressure at 29.97 in. Visibility is 10 nautical miles. There are no current weather alert(s).
