KARNES CITY, TX 78118 Weather Forecast & Current Conditions

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SAN ANTONIO/STIN, TX
Current Weather

10:53 PM CDT JUN 8, 2026
Broken Clouds
79°F
Feels Like: 82°F
Dewpoint: 73°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: SE at 6 mph
Pressure: 29.98 inches
Last 72 hours

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KARNES CITY, TX 78118
Weather Forecast

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Snow Depth pages
TONIGHT
Partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph.
TUESDAY
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southeast winds 10 to 15 mph. Chance of rain 20 percent.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southeast winds 10 to 15 mph.
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 in the morning, then clearing. Highs in the lower 90s. Highest heat index readings up to 105.
THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
FRIDAY
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s.
FRIDAY NIGHT
Clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
SATURDAY
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.
SUNDAY
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s.
SUNDAY NIGHT
Partly cloudy. A slight chance of showers after midnight. Lows in the mid 70s.

Visible Weather Satellite
KARNES CITY, TX 78118
Infrared Weather Satellite
KARNES CITY, TX 78118
NEXRAD Weather Radar
KARNES CITY, TX 78118

SAN ANTONIO/STIN, TX 3 hourly weather forecast

weather forecast created  8:00 PM EDT  6/ 8/2026
Tuesday
9 JUN 2026
KARNES CITY, TX 78118 weather forecast Day 1, 0 hours 1 AM 78° 80° Partly Cloudy 1%

0% Thunder
( 7% severe)
SE   8 85% 73°
Low 76° KARNES CITY, TX 78118 weather forecast Day 1, 3 hours 4 AM 78° 80° Mostly Cloudy SE   8 88% 74°
High 91° KARNES CITY, TX 78118 weather forecast Day 1, 6 hours 7 AM 77° 78° Mostly Cloudy 2%

0% Thunder
( 10% severe)
ESE   7 90% 74°

Partly Cloudy



KARNES CITY, TX 78118 weather forecast Day 1, 9 hours 10 AM 81° 86° Partly Cloudy SE   10 79% 74°
KARNES CITY, TX 78118 weather forecast Day 1, 12 hours 1 PM 87° 94° Partly Cloudy 6%

0% Thunder
( 19% severe)
SE   12 63% 73°
KARNES CITY, TX 78118 weather forecast Day 1, 15 hours 4 PM 91° 98° Partly Cloudy SE   13 52% 71°
KARNES CITY, TX 78118 weather forecast Day 1, 18 hours 7 PM 89° 95° Partly Cloudy 1%

0% Thunder
( 5% severe)
SE   14 56% 71°
KARNES CITY, TX 78118 weather forecast Day 1, 21 hours 10 PM 82° 86° Partly Cloudy SE   10 69% 71°
Wednesday
10 JUN 2026
KARNES CITY, TX 78118 weather forecast Day 2, 0 hours 1 AM 77° 78° Mostly Cloudy 2%

0% Thunder
( 6% severe)
SE   8 85% 72°
Low 75° KARNES CITY, TX 78118 weather forecast Day 2, 3 hours 4 AM 76° 76° Mostly Cloudy SE   7 90% 73°
High 92° KARNES CITY, TX 78118 weather forecast Day 2, 6 hours 7 AM 76° 76° Mostly Cloudy 9%

0% Thunder
( 11% severe)
SE   6 90% 73°

Mostly Cloudy



KARNES CITY, TX 78118 weather forecast Day 2, 9 hours 10 AM 81° 86° Mostly Cloudy SSE   9 79% 74°
KARNES CITY, TX 78118 weather forecast Day 2, 12 hours 1 PM 87° 94° Mostly Cloudy 5%

0% Thunder
( 23% severe)
SSE   12 63% 73°
KARNES CITY, TX 78118 weather forecast Day 2, 15 hours 4 PM 92° 99° Mostly Cloudy SSE   12 51% 71°
KARNES CITY, TX 78118 weather forecast Day 2, 18 hours 7 PM 90° 99° Partly Cloudy 1%

0% Thunder
( 11% severe)
SE   14 58% 73°
KARNES CITY, TX 78118 weather forecast Day 2, 21 hours 10 PM 83° 89° Partly Cloudy SE   13 72% 73°

SAN ANTONIO/STIN, TX extended weather forecast

Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Sunday
14 JUN 2026
Monday
15 JUN 2026
Low 78° Low 77° Low 78° Low 78° Low 77°
High 93° High 94° High 89° High 92° High 91°
KARNES CITY, TX 78118 weather forecast Day 3 KARNES CITY, TX 78118 weather forecast Day 4 KARNES CITY, TX 78118 weather forecast Day 5 KARNES CITY, TX 78118 weather forecast Day 6 KARNES CITY, TX 78118 weather forecast Day 7
Mostly Cloudy
17% Rain
Mostly Cloudy
22% Rain
Overcast
51% Rain
Overcast
44% Rain
Overcast
39% Rain
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