Severe Thunderstorm Watch 9:00 PM

Cotulla-La Salle County Airport, Airport Road, La Salle County, Texas, 78014, United States

Last updated: 7:18 PM CDT  ·  Refresh
38°C
Feels like 38°
Mostly Clear
▲ 41°  /  ▼ 23°
Wind
10 mph SE
Humidity
26%
Dew Point
16°
Pressure
29.41 inHg
Visibility
10 mi
UV Index
3.0
Cloud Cover
25%
Sunrise
7:09 AM
Sunset
8:09 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cotulla-La Salle County Airport is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2393 J/kg) — isolated convective development possible. Sunrise: 7:09AM · Sunset: 8:09PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
61 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
3%
8 PM
37°
3%
9 PM
34°
3%
10 PM
32°
3%
11 PM
31°
3%
12 AM
31°
3%
1 AM
30°
3%
2 AM
28°
3%
3 AM
28°
3%
4 AM
27°
3%
5 AM
27°
3%
6 AM
23°
3%
7 AM
23°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
31°
3%
12 PM
33°
3%
1 PM
35°
3%
2 PM
39°
3%
3 PM
40°
3%
4 PM
40°
3%
5 PM
40°
3%
6 PM
41°
3%
7-Day Forecast
Tonight
41° 23°
Mostly Clear.
Sat
42° 23°
Partly Cloudy.
Sun
41° 24°
Partly Cloudy.
Mon
41° 22°
Clear.
Tue
41° 23°
Clear.
Wed
42° 24°
Clear.
Thu
41° 24°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 3% 10 mph SE 26%
8 PM 37° Partly Cloudy 3% 11 mph SE 37%
9 PM 34° Partly Cloudy 3% 13 mph SE 50%
10 PM 32° Partly Cloudy 3% 13 mph SE 60%
11 PM 31° Clear 3% 11 mph SE 63%
12 AM 31° Clear 3% 10 mph SE 65%
1 AM 30° Clear 3% 9 mph SSE 66%
2 AM 28° Mostly Clear 3% 8 mph SSE 67%
3 AM 28° Mostly Clear 3% 7 mph SSE 68%
4 AM 27° Partly Cloudy 3% 6 mph SSE 70%
5 AM 27° Mostly Clear 3% 4 mph SE 74%
6 AM 23° Mostly Clear 3% 4 mph SE 78%
7 AM 23° Mostly Clear 3% 4 mph ESE 79%
8 AM 25° Partly Cloudy 3% 4 mph ESE 73%
9 AM 27° Partly Cloudy 3% 4 mph SSE 65%
10 AM 29° Partly Cloudy 3% 4 mph SSE 57%
11 AM 31° Partly Cloudy 3% 4 mph SSE 48%
12 PM 33° Mostly Clear 3% 4 mph SE 39%
1 PM 35° Mostly Clear 3% 5 mph SE 30%
2 PM 39° Partly Cloudy 3% 6 mph ESE 27%
3 PM 40° Partly Cloudy 3% 7 mph ESE 24%
4 PM 40° Partly Cloudy 3% 8 mph ESE 22%
5 PM 40° Partly Cloudy 3% 8 mph ESE 22%
6 PM 41° Partly Cloudy 3% 10 mph ESE 22%
15-Day Forecast
Today
8/21
Mostly Clear
3%
23°
41°
Sat
8/22
Partly Cloudy
3%
23°
42°
Sun
8/23
Partly Cloudy
3%
24°
41°
Mon
8/24
Clear
3%
22°
41°
Tue
8/25
Clear
3%
23°
41°
Wed
8/26
Clear
3%
24°
42°
Thu
8/27
Clear
7%
24°
41°
Fri
8/28
Mostly Clear
8%
24°
41°
Sat
8/29
Clear
15%
24°
41°
Sun
8/30
Clear
11%
24°
41°
Mon
8/31
Clear
3%
24°
40°
Tue
9/1
Drizzle
60%
24°
40°
Wed
9/2
Drizzle
60%
24°
38°
Thu
9/3
Drizzle
60%
24°
39°
Fri
9/4
Clear
25%
24°
38°
61
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
61 AQI 14.7 µg/m³
O3
Ground-level ozone
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 61 Moderate 28 61
Sun 57 Moderate 33 57
Mon 57 Moderate 32 57
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 Fri Aug 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE847 J/kg
MLCAPE539 J/kg
MUCAPE847 J/kg
SBCIN-169 J/kg
MLCIN-51 J/kg
Lifted Index-1.7
Kinematics
0–6 km Shear15 kt
0–1 km Shear3 kt
Eff. Shear15 kt
0–1 km SRH-6
0–3 km SRH15
Eff. SRH15
Storm Motion97° @ 19 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.1
Thermo & Levels
PWAT1.46 in
0–3 km LR9.1 °C/km
700–500 LR6.0 °C/km
Total Totals48.7
LCL719 hPa
LFC681 hPa
EL203 hPa
Freezing Lvl15,919 ft