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

Lee County, Texas, United States

Last updated: 11:10 PM CDT  ·  Refresh
31°C
Feels like 34°
Clear
▲ 39°  /  ▼ 23°
Wind
9 mph S
Humidity
58%
Dew Point
21°
Pressure
29.52 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:58 AM
Sunset
8:02 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lee County is currently clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2143 J/kg) — isolated convective development possible. Sunrise: 6:58AM · Sunset: 8:02PM.

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
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
12 AM
30°
7%
1 AM
29°
3%
2 AM
28°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
26°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
25°
7%
9 AM
28°
8%
10 AM
30°
10%
11 AM
32°
18%
12 PM
35°
19%
1 PM
37°
21%
2 PM
39°
21%
3 PM
39°
12%
4 PM
39°
12%
5 PM
38°
12%
6 PM
39°
12%
7 PM
39°
5%
8 PM
37°
5%
9 PM
36°
5%
10 PM
33°
6%
7-Day Forecast
Tonight
39° 23°
Clear.
Sat
40° 23°
Partly Cloudy with a 21% chance of rain.
Sun
42° 23°
Mostly Clear.
Mon
40° 21°
Mostly Clear.
Tue
41° 22°
Partly Cloudy.
Wed
41° 23°
Rain, 55% chance.
Thu
40° 24°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 9 mph S 58%
12 AM 30° Clear 7% 11 mph SSW 65%
1 AM 29° Clear 3% 10 mph SSW 72%
2 AM 28° Partly Cloudy 3% 9 mph SSW 75%
3 AM 27° Mostly Cloudy 3% 9 mph SSW 78%
4 AM 27° Mostly Cloudy 3% 9 mph SW 81%
5 AM 26° Mostly Cloudy 3% 7 mph SW 84%
6 AM 23° Mostly Cloudy 3% 6 mph SSW 87%
7 AM 23° Mostly Cloudy 3% 6 mph SSW 87%
8 AM 25° Partly Cloudy 7% 8 mph SW 76%
9 AM 28° Partly Cloudy 8% 9 mph SW 64%
10 AM 30° Partly Cloudy 10% 8 mph SW 51%
11 AM 32° Partly Cloudy 18% 7 mph SW 43%
12 PM 35° Partly Cloudy 19% 6 mph SW 34%
1 PM 37° Partly Cloudy 21% 4 mph SSW 28%
2 PM 39° Mostly Clear 21% 5 mph S 27%
3 PM 39° Mostly Clear 12% 7 mph S 26%
4 PM 39° Mostly Clear 12% 8 mph SSE 25%
5 PM 38° Mostly Clear 12% 6 mph SSE 26%
6 PM 39° Mostly Clear 12% 7 mph SSE 27%
7 PM 39° Mostly Clear 5% 10 mph SSE 29%
8 PM 37° Mostly Clear 5% 10 mph SSE 32%
9 PM 36° Mostly Clear 5% 10 mph SSE 36%
10 PM 33° Partly Cloudy 6% 12 mph S 39%
15-Day Forecast
Today
8/21
Clear
3%
23°
39°
Sat
8/22
Partly Cloudy
21%
23°
40°
Sun
8/23
Mostly Clear
10%
23°
42°
Mon
8/24
Mostly Clear
3%
21°
40°
Tue
8/25
Partly Cloudy
8%
22°
41°
Wed
8/26
Rain
55%
23°
41°
Thu
8/27
Drizzle
63%
24°
40°
Fri
8/28
Rain
28%
23°
40°
Sat
8/29
Clear
18%
22°
40°
Sun
8/30
Clear
19%
23°
40°
Mon
8/31
Clear
21%
23°
40°
Tue
9/1
Clear
25%
23°
40°
Wed
9/2
Drizzle
60%
23°
40°
Thu
9/3
Clear
25%
24°
39°
Fri
9/4
Clear
60%
23°
39°
57
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
57 AQI 12.3 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 57 Moderate 35 57
Sun 60 Moderate 39 60
Mon 55 Moderate 36 55
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, 02:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1441 J/kg
MLCAPE1369 J/kg
MUCAPE1680 J/kg
SBCIN-390 J/kg
MLCIN-222 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear23 kt
0–1 km Shear4 kt
Eff. Shear29 kt
0–1 km SRH-4
0–3 km SRH57
Eff. SRH110
Storm Motion107° @ 20 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell2.7
K-Index24.8
Thermo & Levels
PWAT1.54 in
0–3 km LR5.9 °C/km
700–500 LR6.7 °C/km
Total Totals46.0
LCL865 hPa
LFC671 hPa
EL188 hPa
Freezing Lvl15,361 ft