Mason County, Texas, United States

Last updated: 6:23 AM CDT  ·  Refresh
23°C
Feels like 26°
Clear
▲ 36°  /  ▼ 22°
Wind
4 mph S
Humidity
85%
Dew Point
21°
Pressure
28.37 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:59 AM
Sunset
8:23 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mason County is currently clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1505 J/kg) — isolated convective development possible. Sunrise: 6:59AM · Sunset: 8:23PM.

Alerts

No active alerts for this location.
31 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
8%
7 AM
22°
8%
8 AM
23°
7%
9 AM
25°
3%
10 AM
28°
3%
11 AM
29°
3%
12 PM
31°
3%
1 PM
32°
3%
2 PM
34°
4%
3 PM
35°
4%
4 PM
35°
7%
5 PM
34°
7%
6 PM
36°
7%
7 PM
34°
7%
8 PM
33°
7%
9 PM
32°
7%
10 PM
29°
4%
11 PM
29°
4%
12 AM
28°
4%
1 AM
26°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
25°
3%
5 AM
25°
3%
7-Day Forecast
Today
36° 22°
Mostly Clear.
Tue
37° 22°
Clear.
Wed
37° 22°
Clear.
Thu
37° 21°
Clear.
Fri
38° 22°
Mostly Clear.
Sat
37° 22°
Partly Cloudy.
Sun
39° 20°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 8% 4 mph S 85%
7 AM 22° Clear 8% 4 mph SSE 83%
8 AM 23° Clear 7% 6 mph S 77%
9 AM 25° Clear 3% 7 mph S 69%
10 AM 28° Clear 3% 8 mph S 62%
11 AM 29° Clear 3% 8 mph S 55%
12 PM 31° Clear 3% 9 mph S 49%
1 PM 32° Clear 3% 10 mph SSE 45%
2 PM 34° Mostly Clear 4% 10 mph SSE 42%
3 PM 35° Mostly Clear 4% 12 mph SSE 40%
4 PM 35° Mostly Clear 7% 12 mph SSE 39%
5 PM 34° Mostly Clear 7% 13 mph SSE 40%
6 PM 36° Mostly Clear 7% 13 mph SSE 41%
7 PM 34° Mostly Clear 7% 12 mph SSE 44%
8 PM 33° Mostly Clear 7% 11 mph SSE 49%
9 PM 32° Mostly Clear 7% 9 mph SSE 54%
10 PM 29° Clear 4% 9 mph SSE 58%
11 PM 29° Mostly Clear 4% 10 mph SSE 63%
12 AM 28° Mostly Clear 4% 10 mph SSE 67%
1 AM 26° Mostly Clear 3% 11 mph S 70%
2 AM 26° Mostly Clear 3% 10 mph S 73%
3 AM 26° Clear 3% 9 mph S 76%
4 AM 25° Clear 3% 9 mph S 79%
5 AM 25° Clear 3% 8 mph S 81%
15-Day Forecast
Today
8/10
Mostly Clear
8%
22°
36°
Tue
8/11
Clear
4%
22°
37°
Wed
8/12
Clear
3%
22°
37°
Thu
8/13
Clear
3%
21°
37°
Fri
8/14
Mostly Clear
7%
22°
38°
Sat
8/15
Partly Cloudy
9%
22°
37°
Sun
8/16
Mostly Clear
9%
20°
39°
Mon
8/17
Clear
15%
22°
39°
Tue
8/18
Mostly Clear
3%
23°
38°
Wed
8/19
Mostly Clear
3%
22°
38°
Thu
8/20
Clear
3%
23°
39°
Fri
8/21
Clear
25%
23°
40°
Sat
8/22
Clear
25%
23°
39°
Sun
8/23
Clear
25%
23°
39°
Mon
8/24
Drizzle
60%
23°
38°
31
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
29 AQI 5.3 µg/m³
O3
Ground-level ozone
Dominant
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 31 Good 31 29
Tue 28 Good 28 27
Wed 58 Moderate 26 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 Mon Aug 10, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE780 J/kg
MLCAPE713 J/kg
MUCAPE1152 J/kg
SBCIN-149 J/kg
MLCIN0 J/kg
Lifted Index-2.4
Kinematics
0–6 km Shear8 kt
0–1 km Shear8 kt
Eff. Shear8 kt
0–1 km SRH36
0–3 km SRH14
Eff. SRH14
Storm Motion249° @ 16 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.1
Thermo & Levels
PWAT1.58 in
0–3 km LR5.0 °C/km
700–500 LR5.9 °C/km
Total Totals47.4
LCL923 hPa
LFC713 hPa
EL219 hPa
Freezing Lvl14,377 ft