Heat Advisory — Llano, TX, Burnet, TX, Williamson, TX, Hays, TX, Travis, TX, Bastrop, TX, Lee, TX, Bexar, TX, Comal, TX, Guadalupe, TX, Caldwell, TX, Fayette, TX, Atascosa, TX, Wilson, TX, Karnes, TX, Gonzales, TX, De Witt, TX, Lavaca, TX 7:00 PM

Karnes County, Texas, United States

Last updated: 10:08 PM CDT  ·  Refresh
29°C
Feels like 34°
Mostly Clear
▲ 38°  /  ▼ 22°
Wind
12 mph SSE
Humidity
71%
Dew Point
21°
Pressure
29.58 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
28%
Sunrise
7:03 AM
Sunset
8:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Karnes County is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1877 J/kg) — isolated convective development possible. Sunrise: 7:03AM · Sunset: 8:05PM.

Alerts

Heat Advisory
Llano, TX, Burnet, TX, Williamson, TX, Hays, TX, Travis, TX, Bastrop, TX, Lee, TX, Bexar, TX, Comal, TX, Guadalupe, TX, Caldwell, TX, Fayette, TX, Atascosa, TX, Wilson, TX, Karnes, TX, Gonzales, TX, De Witt, TX, Lavaca, TX
Expires 7:00 PM
60 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
27°
3%
2 AM
27°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
25°
3%
6 AM
22°
3%
7 AM
22°
3%
8 AM
24°
3%
9 AM
26°
3%
10 AM
28°
3%
11 AM
31°
3%
12 PM
33°
3%
1 PM
35°
3%
2 PM
38°
3%
3 PM
38°
3%
4 PM
39°
3%
5 PM
41°
3%
6 PM
39°
3%
7 PM
39°
3%
8 PM
37°
3%
9 PM
35°
3%
7-Day Forecast
Tonight
38° 22°
Mostly Clear.
Sat
41° 22°
Partly Cloudy.
Sun
41° 23°
Partly Cloudy.
Mon
39° 22°
Mostly Clear.
Tue
41° 23°
Clear.
Wed
41° 23°
Clear.
Thu
40° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 3% 12 mph SSE 71%
11 PM 28° Mostly Clear 3% 12 mph SSE 67%
12 AM 28° Mostly Clear 3% 11 mph SSE 71%
1 AM 27° Partly Cloudy 3% 9 mph SSE 74%
2 AM 27° Partly Cloudy 3% 8 mph SSE 77%
3 AM 26° Partly Cloudy 3% 7 mph SSE 79%
4 AM 26° Partly Cloudy 3% 5 mph SSE 82%
5 AM 25° Partly Cloudy 3% 4 mph S 83%
6 AM 22° Mostly Cloudy 3% 4 mph S 84%
7 AM 22° Mostly Cloudy 3% 3 mph S 85%
8 AM 24° Mostly Cloudy 3% 4 mph SSW 80%
9 AM 26° Mostly Cloudy 3% 6 mph SSW 73%
10 AM 28° Mostly Cloudy 3% 6 mph SSW 64%
11 AM 31° Mostly Cloudy 3% 6 mph SSW 53%
12 PM 33° Mostly Cloudy 3% 5 mph SSW 42%
1 PM 35° Mostly Cloudy 3% 4 mph S 32%
2 PM 38° Partly Cloudy 3% 5 mph S 28%
3 PM 38° Partly Cloudy 3% 5 mph SSE 25%
4 PM 39° Partly Cloudy 3% 6 mph SSE 23%
5 PM 41° Partly Cloudy 3% 8 mph SSE 23%
6 PM 39° Partly Cloudy 3% 9 mph SSE 24%
7 PM 39° Partly Cloudy 3% 9 mph SSE 26%
8 PM 37° Partly Cloudy 3% 10 mph SSE 34%
9 PM 35° Mostly Clear 3% 10 mph SSE 42%
15-Day Forecast
Today
8/21
Mostly Clear
3%
22°
38°
Sat
8/22
Partly Cloudy
3%
22°
41°
Sun
8/23
Partly Cloudy
3%
23°
41°
Mon
8/24
Mostly Clear
3%
22°
39°
Tue
8/25
Clear
8%
23°
41°
Wed
8/26
Clear
8%
23°
41°
Thu
8/27
Clear
17%
23°
40°
Fri
8/28
Clear
8%
24°
41°
Sat
8/29
Clear
3%
23°
41°
Sun
8/30
Clear
19%
23°
40°
Mon
8/31
Clear
25%
23°
39°
Tue
9/1
Clear
25%
24°
40°
Wed
9/2
Clear
60%
24°
40°
Thu
9/3
Clear
60%
24°
39°
Fri
9/4
Clear
25%
24°
39°
60
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
60 AQI 14.1 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 60 Moderate 31 60
Sun 58 Moderate 36 58
Mon 58 Moderate 32 58
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Aug 22, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1568 J/kg
MLCAPE1117 J/kg
MUCAPE1940 J/kg
SBCIN-396 J/kg
MLCIN-300 J/kg
Lifted Index-2.9
Kinematics
0–6 km Shear21 kt
0–1 km Shear4 kt
Eff. Shear18 kt
0–1 km SRH30
0–3 km SRH89
Eff. SRH49
Storm Motion94° @ 18 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.1
Thermo & Levels
PWAT1.52 in
0–3 km LR6.1 °C/km
700–500 LR5.9 °C/km
Total Totals47.4
LCL889 hPa
LFC708 hPa
EL189 hPa
Freezing Lvl16,168 ft