Hays County, Texas, United States

Last updated: 12:25 AM CDT  ·  Refresh
29°C
Feels like 31°
Mostly Clear
▲ 39°  /  ▼ 24°
Wind
10 mph S
Humidity
62%
Dew Point
20°
Pressure
28.89 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
14%
Sunrise
7:05 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hays County is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1274 J/kg) — isolated convective development possible. Sunrise: 7:05AM · Sunset: 8:01PM.

Alerts

No active alerts for this location.
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
13%
1 AM
28°
13%
2 AM
26°
12%
3 AM
26°
4%
4 AM
25°
3%
5 AM
24°
3%
6 AM
21°
3%
7 AM
22°
3%
8 AM
24°
7%
9 AM
26°
7%
10 AM
29°
10%
11 AM
31°
10%
12 PM
33°
10%
1 PM
35°
10%
2 PM
38°
10%
3 PM
38°
10%
4 PM
39°
24%
5 PM
38°
24%
6 PM
39°
18%
7 PM
37°
19%
8 PM
35°
19%
9 PM
33°
19%
10 PM
32°
9%
11 PM
32°
9%
7-Day Forecast
Today
39° 24°
Clear.
Thu
40° 24°
Rain, 66% chance.
Fri
37° 23°
Clear with a 26% chance of rain.
Sat
39° 23°
Clear.
Sun
38° 22°
Clear.
Mon
37° 22°
Rain.
Tue
38° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 13% 10 mph S 62%
1 AM 28° Clear 13% 9 mph SSW 67%
2 AM 26° Clear 12% 9 mph SSW 72%
3 AM 26° Clear 4% 9 mph SSW 78%
4 AM 25° Clear 3% 9 mph SW 83%
5 AM 24° Clear 3% 8 mph SW 86%
6 AM 21° Clear 3% 8 mph SW 90%
7 AM 22° Clear 3% 7 mph SW 87%
8 AM 24° Mostly Clear 7% 8 mph WSW 77%
9 AM 26° Mostly Clear 7% 8 mph WSW 65%
10 AM 29° Mostly Clear 10% 7 mph WSW 54%
11 AM 31° Mostly Clear 10% 6 mph SW 45%
12 PM 33° Clear 10% 5 mph SSW 36%
1 PM 35° Clear 10% 5 mph S 31%
2 PM 38° Clear 10% 6 mph S 28%
3 PM 38° Clear 10% 7 mph SSE 26%
4 PM 39° Clear 24% 8 mph SSE 25%
5 PM 38° Clear 24% 8 mph SSE 25%
6 PM 39° Clear 18% 7 mph SSE 26%
7 PM 37° Clear 19% 7 mph S 29%
8 PM 35° Clear 19% 6 mph S 34%
9 PM 33° Clear 19% 6 mph S 40%
10 PM 32° Clear 9% 6 mph S 44%
11 PM 32° Mostly Clear 9% 7 mph S 47%
15-Day Forecast
Today
8/26
Clear
18%
24°
39°
Thu
8/27
Rain
66%
24°
40°
Fri
8/28
Clear
26%
23°
37°
Sat
8/29
Clear
8%
23°
39°
Sun
8/30
Clear
3%
22°
38°
Mon
8/31
Rain
19%
22°
37°
Tue
9/1
Clear
8%
22°
38°
Wed
9/2
Clear
18%
22°
38°
Thu
9/3
Drizzle
44%
23°
39°
Fri
9/4
Clear
36%
23°
38°
Sat
9/5
Drizzle
60%
23°
38°
Sun
9/6
Clear
60%
23°
38°
Mon
9/7
Drizzle
60%
23°
38°
Tue
9/8
Clear
25%
24°
37°
Wed
9/9
Drizzle
60%
23°
38°
55
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
55 AQI 11.3 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 37 55
Thu 53 Moderate 41 53
Fri 55 Moderate 54 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 Wed Aug 26, 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
SBCAPE628 J/kg
MLCAPE705 J/kg
MUCAPE1344 J/kg
SBCIN-448 J/kg
MLCIN-370 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear25 kt
0–1 km Shear3 kt
Eff. Shear—
0–1 km SRH-29
0–3 km SRH30
Eff. SRH—
Storm Motion95° @ 23 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index33.1
Thermo & Levels
PWAT1.78 in
0–3 km LR5.4 °C/km
700–500 LR7.2 °C/km
Total Totals49.9
LCL860 hPa
LFC630 hPa
EL220 hPa
Freezing Lvl14,941 ft