Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Corpus Christi, Corpus Christi Naval Air Station/Truax Field (KNGP)

Lat: 27.69°NLon: 97.29°WElev: 20ft.

A Few Clouds

87°F

31°C

Humidity 59%
Wind Speed SE 17 G 23 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 11 Oct 10:56 am CDT
Extended Forecast for

Portland TX

Coastal Flood Advisory October 11, 11:13am until October 13, 01:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory October 11, 11:13am until October 13, 01:00am

    NOW until 1:00am Tue

    Coastal Flood Advisory

  • Today

    High: 87 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 79. East southeast wind 11 to 16 mph, with gusts as high as 21 mph.

    Low: 79 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A 30 percent chance of showers and thunderstorms, mainly before 10am.  Mostly sunny, with a high near 89. Heat index values as high as 108. South southeast wind 9 to 15 mph, with gusts as high as 21 mph.

    High: 89 °F

    Chance
    T-storms then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 81. Southeast wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 81 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 90. South southeast wind 11 to 17 mph, with gusts as high as 24 mph.

    High: 90 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 81. South southeast wind around 16 mph, with gusts as high as 22 mph.

    Low: 81 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Southeast wind 15 to 20 mph, with gusts as high as 26 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. Southeast wind 17 to 21 mph.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 87. Heat index values as high as 96. Southeast wind 15 to 17 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 79. East southeast wind 11 to 16 mph, with gusts as high as 21 mph.
Columbus Day
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 89. Heat index values as high as 108. South southeast wind 9 to 15 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 81. Southeast wind 11 to 14 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 90. South southeast wind 11 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 81. South southeast wind around 16 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 89. Southeast wind 15 to 20 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 79. Southeast wind 17 to 21 mph.
Thursday
Mostly sunny, with a high near 86. Southeast wind 15 to 18 mph, with gusts as high as 23 mph.
Thursday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 76.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 69. Windy.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 77. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland TX
 27.88°N 97.32°W
1:46 am CDT Oct 11, 2026
11am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

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