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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65°NLon: 96.68°WElev: 27ft.

Partly Cloudy

80°F

27°C

Humidity 81%
Wind Speed SE 9 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 11 Oct 8:40 pm CDT
Extended Forecast for

2 Miles NNW Tivoli TX

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Southeast wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 75 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 40 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 90. Heat index values as high as 103. Southeast wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. South southeast wind 6 to 8 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 108. South southeast wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Southeast wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. South southeast wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. Southeast wind 7 to 13 mph, with gusts as high as 23 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Southeast wind 6 to 11 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 70. East southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 70 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Southeast wind 6 to 10 mph, with gusts as high as 22 mph.
Columbus Day
A 40 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 90. Heat index values as high as 103. Southeast wind 5 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 76. South southeast wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 91. Heat index values as high as 108. South southeast wind 6 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. South southeast wind 7 to 17 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 74. Southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 90. Southeast wind 6 to 11 mph.
Thursday Night
Clear, with a low around 70. East southeast wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 58.
Sunday
A 20 percent chance of showers. Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Tivoli TX
 28.46°N 96.89°W
Last Update:
1:46 pm CDT Oct 11, 2026
Forecast Valid:
8pm CDT Oct 11, 2026-6pm CDT Oct 18, 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