Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Cotulla, Cotulla-La Salle County Airport (KCOT)

Lat: 28.46°NLon: 99.22°WElev: 476ft.

Fair

71°F

22°C

Humidity 79%
Wind Speed S 7 mph
Barometer 29.88 in (1010.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 May 6:53 am CDT
Extended Forecast for

2 Miles NW Tilden TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms before 9am.  Partly sunny and hot, with a high near 99. Heat index values as high as 106. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 99 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 76. Southeast wind 8 to 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 76 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 93. Heat index values as high as 99. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    Low: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 88. Light and variable wind becoming south southeast 5 to 8 mph in the morning.  Chance of precipitation is 80%.

    High: 88 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 72. East southeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 70%.

    Low: 72 °F

    Heavy Rain

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 72. East southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 86. Calm wind becoming southeast 5 to 7 mph in the afternoon.  Chance of precipitation is 80%.

    High: 86 °F

    Chance
    T-storms then
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 9am. Partly sunny and hot, with a high near 99. Heat index values as high as 106. Southeast wind 9 to 14 mph, with gusts as high as 25 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 76. Southeast wind 8 to 15 mph becoming east northeast after midnight. Winds could gust as high as 25 mph. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 93. Heat index values as high as 99. East southeast wind 7 to 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 74. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 88. Light and variable wind becoming south southeast 5 to 8 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 72. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. East southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Memorial Day
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Tilden TX
 28.48°N 98.55°W
6:21 am CDT May 19, 2026
7am CDT May 19, 2026-6pm CDT May 25, 2026
 
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Additional Resources

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