Heat Advisory — Sterling, TX, Coke, TX, Runnels, TX, Irion, TX, Tom Green, TX, Concho, TX, Coleman, TX, Brown, TX, McCulloch, TX, San Saba, TX, Mason, TX 7:00 PM

McCulloch County, Texas, United States

Last updated: 12:13 AM CDT  ·  Refresh
30°C
Feels like 29°
Clear
▲ 41°  /  ▼ 22°
Wind
10 mph S
Humidity
36%
Dew Point
14°
Pressure
28.11 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
7:08 AM
Sunset
8:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McCulloch County is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:08AM · Sunset: 8:10PM.

Alerts

Heat Advisory
Sterling, TX, Coke, TX, Runnels, TX, Irion, TX, Tom Green, TX, Concho, TX, Coleman, TX, Brown, TX, McCulloch, TX, San Saba, TX, Mason, TX
Expires 7:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
11%
1 AM
29°
11%
2 AM
28°
11%
3 AM
27°
3%
4 AM
27°
3%
5 AM
26°
3%
6 AM
24°
3%
7 AM
23°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
31°
3%
11 AM
33°
3%
12 PM
34°
3%
1 PM
36°
3%
2 PM
39°
3%
3 PM
39°
3%
4 PM
39°
3%
5 PM
39°
3%
6 PM
41°
3%
7 PM
38°
3%
8 PM
36°
3%
9 PM
34°
3%
10 PM
32°
3%
11 PM
31°
3%
7-Day Forecast
Today
41° 22°
Clear.
Tue
41° 22°
Clear.
Wed
39° 23°
Mostly Clear with a 25% chance of rain.
Thu
39° 22°
Rain, 64% chance.
Fri
38° 22°
Clear with a 30% chance of rain.
Sat
38° 22°
Clear.
Sun
38° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 11% 10 mph S 36%
1 AM 29° Mostly Clear 11% 11 mph SSW 37%
2 AM 28° Mostly Clear 11% 11 mph SSW 39%
3 AM 27° Mostly Clear 3% 11 mph SSW 41%
4 AM 27° Partly Cloudy 3% 11 mph SSW 44%
5 AM 26° Mostly Clear 3% 11 mph SSW 47%
6 AM 24° Mostly Clear 3% 10 mph SSW 50%
7 AM 23° Mostly Clear 3% 10 mph SW 52%
8 AM 25° Mostly Clear 3% 11 mph SW 49%
9 AM 27° Clear 3% 13 mph SW 44%
10 AM 31° Clear 3% 12 mph SW 39%
11 AM 33° Clear 3% 11 mph SW 34%
12 PM 34° Clear 3% 10 mph SSW 28%
1 PM 36° Clear 3% 9 mph SSW 24%
2 PM 39° Clear 3% 9 mph S 22%
3 PM 39° Clear 3% 9 mph S 20%
4 PM 39° Clear 3% 10 mph SSE 19%
5 PM 39° Clear 3% 10 mph SSE 19%
6 PM 41° Clear 3% 10 mph SSE 19%
7 PM 38° Clear 3% 11 mph S 20%
8 PM 36° Clear 3% 11 mph S 22%
9 PM 34° Clear 3% 12 mph S 24%
10 PM 32° Clear 3% 12 mph S 26%
11 PM 31° Clear 3% 12 mph S 27%
15-Day Forecast
Today
8/24
Clear
11%
22°
41°
Tue
8/25
Clear
3%
22°
41°
Wed
8/26
Mostly Clear
25%
23°
39°
Thu
8/27
Rain
64%
22°
39°
Fri
8/28
Clear
30%
22°
38°
Sat
8/29
Clear
8%
22°
38°
Sun
8/30
Clear
3%
22°
38°
Mon
8/31
Clear
18%
22°
38°
Tue
9/1
Clear
3%
21°
38°
Wed
9/2
Clear
27%
23°
37°
Thu
9/3
Drizzle
60%
24°
38°
Fri
9/4
Drizzle
60%
24°
37°
Sat
9/5
Drizzle
60%
23°
37°
Sun
9/6
Drizzle
60%
23°
37°
Mon
9/7
Drizzle
60%
23°
36°
54
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
54 AQI 10.8 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 39 54
Tue 52 Moderate 41 52
Wed 48 Good 39 48
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Aug 24, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE3 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index3.8
Kinematics
0–6 km Shear19 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH-27
0–3 km SRH140
Eff. SRH—
Storm Motion123° @ 18 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index32.8
Thermo & Levels
PWAT1.18 in
0–3 km LR6.9 °C/km
700–500 LR5.7 °C/km
Total Totals42.2
LCL749 hPa
LFC—
EL—
Freezing Lvl15,807 ft