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

Caldwell County, Texas, United States

Last updated: 11:13 PM CDT  ·  Refresh
31°C
Feels like 34°
Clear
▲ 39°  /  ▼ 23°
Wind
11 mph S
Humidity
60%
Dew Point
22°
Pressure
29.50 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
7:01 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Caldwell County is currently clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2280 J/kg) — isolated convective development possible. Sunrise: 7:01AM · Sunset: 8:04PM.

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
58 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
12 AM
30°
3%
1 AM
29°
3%
2 AM
27°
3%
3 AM
27°
3%
4 AM
26°
3%
5 AM
26°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
32°
3%
12 PM
34°
3%
1 PM
37°
3%
2 PM
39°
3%
3 PM
40°
3%
4 PM
40°
5%
5 PM
39°
5%
6 PM
41°
5%
7 PM
40°
5%
8 PM
38°
5%
9 PM
37°
5%
10 PM
34°
6%
7-Day Forecast
Tonight
39° 23°
Clear.
Sat
41° 23°
Partly Cloudy.
Sun
42° 23°
Mostly Clear.
Mon
40° 21°
Mostly Clear.
Tue
41° 22°
Overcast.
Wed
41° 22°
Drizzle, 43% chance.
Thu
39° 23°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 11 mph S 60%
12 AM 30° Clear 3% 10 mph S 67%
1 AM 29° Clear 3% 9 mph S 73%
2 AM 27° Mostly Clear 3% 8 mph SSW 76%
3 AM 27° Partly Cloudy 3% 7 mph SSW 80%
4 AM 26° Partly Cloudy 3% 7 mph SSW 82%
5 AM 26° Mostly Cloudy 3% 6 mph SSW 84%
6 AM 23° Mostly Cloudy 3% 6 mph SSW 85%
7 AM 23° Mostly Cloudy 3% 6 mph SSW 84%
8 AM 25° Mostly Cloudy 3% 7 mph SW 74%
9 AM 27° Partly Cloudy 3% 8 mph SW 64%
10 AM 29° Partly Cloudy 3% 7 mph SW 53%
11 AM 32° Partly Cloudy 3% 6 mph SW 43%
12 PM 34° Mostly Clear 3% 5 mph SSW 34%
1 PM 37° Mostly Clear 3% 4 mph S 27%
2 PM 39° Mostly Clear 3% 6 mph S 25%
3 PM 40° Clear 3% 7 mph SSE 23%
4 PM 40° Clear 5% 8 mph SSE 22%
5 PM 39° Clear 5% 8 mph SSE 22%
6 PM 41° Clear 5% 8 mph SSE 23%
7 PM 40° Clear 5% 9 mph SE 24%
8 PM 38° Mostly Clear 5% 10 mph SSE 29%
9 PM 37° Mostly Clear 5% 10 mph SSE 33%
10 PM 34° Partly Cloudy 6% 11 mph SSE 38%
15-Day Forecast
Today
8/21
Clear
3%
23°
39°
Sat
8/22
Partly Cloudy
6%
23°
41°
Sun
8/23
Mostly Clear
3%
23°
42°
Mon
8/24
Mostly Clear
3%
21°
40°
Tue
8/25
Overcast
8%
22°
41°
Wed
8/26
Drizzle
43%
22°
41°
Thu
8/27
Drizzle
52%
23°
39°
Fri
8/28
Clear
19%
23°
41°
Sat
8/29
Clear
3%
22°
41°
Sun
8/30
Clear
19%
22°
41°
Mon
8/31
Clear
3%
22°
39°
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
25%
23°
39°
58
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
58 AQI 12.6 µg/m³
O3
Ground-level ozone
32 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 58 Moderate 32 58
Sun 58 Moderate 38 58
Mon 55 Moderate 35 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, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2092 J/kg
MLCAPE1106 J/kg
MUCAPE2092 J/kg
SBCIN-266 J/kg
MLCIN-280 J/kg
Lifted Index-4.9
Kinematics
0–6 km Shear20 kt
0–1 km Shear2 kt
Eff. Shear23 kt
0–1 km SRH17
0–3 km SRH130
Eff. SRH124
Storm Motion112° @ 22 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell3.0
K-Index23.6
Thermo & Levels
PWAT1.70 in
0–3 km LR5.8 °C/km
700–500 LR7.1 °C/km
Total Totals50.7
LCL879 hPa
LFC679 hPa
EL177 hPa
Freezing Lvl15,479 ft