Severe Weather in the Plains; Heavy Rainfall in the Ohio and Tennessee Valleys; Heat Wave in the Central U.S.

Numerous severe storms with a potential for severe wind gusts, tornadoes (some potentially strong), and very large hail are expected in parts of the central and northern Plains. Heavy rainfall may bring a flooding threat to parts of the northern Plains and from the Ohio Valley to the Southeast. Fire weather concerns persist in the Four Corners Region. Hot and humid expected in the central U.S.. Read More >

7-Day Zone Forecast for Karnes County (Text-Only)
NWS Forecast for: Karnes County
Issued by: National Weather Service Austin/San Antonio, TX
Last Update: 805 AM CDT Tue Jun 9 2026
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Today: Partly cloudy this morning, then mostly sunny with a slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Southeast winds 10 to 15 mph. Chance of rain 20 percent.

Tonight: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph, diminishing to around 5 mph after midnight.

Wednesday: Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Wednesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph.

Thursday: Partly cloudy. Humid with highs in the lower 90s. Southeast winds 15 to 20 mph. Highest heat index readings up to 106.

Thursday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s.

Friday: Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.

Saturday: Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s.

Saturday Night: Partly cloudy. Lows in the upper 70s.

Sunday: Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s.

Sunday Night: Partly cloudy. A slight chance of showers after midnight. Lows in the upper 70s.

Monday: Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.







Zone Forecast: Karnes County

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