Heat Advisory — Houston, TX, Trinity, TX, Madison, TX, Walker, TX, San Jacinto, TX, Polk, TX, Burleson, TX, Brazos, TX, Washington, TX, Grimes, TX, Montgomery, TX, Northern Liberty, TX, Colorado, TX, Austin, TX, Waller, TX, Inland Harris, TX, Chambers, TX, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Inland Galveston, TX, Southern Liberty, TX, Coastal Harris, TX, Coastal Jackson, TX, Coastal Matagorda, TX, Coastal Brazoria, TX, Coastal Galveston, TX, Matagorda Islands, TX, Brazoria Islands, TX, Galveston Island, TX, Bolivar Peninsula, TX 7:00 PM

League City, Texas

Last updated: 3:46 AM CDT  ·  Refresh
27°C
Feels like 31°
Partly Cloudy
▲ 34°  /  ▼ 26°
Wind
6 mph SW
Humidity
88%
Dew Point
25°
Pressure
29.96 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
30%
Sunrise
6:53 AM
Sunset
7:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: League City is currently partly cloudy at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2756 J/kg) — isolated convective development possible. Sunrise: 6:53AM · Sunset: 7:49PM.

Alerts

Heat Advisory
Houston, TX, Trinity, TX, Madison, TX, Walker, TX, San Jacinto, TX, Polk, TX, Burleson, TX, Brazos, TX, Washington, TX, Grimes, TX, Montgomery, TX, Northern Liberty, TX, Colorado, TX, Austin, TX, Waller, TX, Inland Harris, TX, Chambers, TX, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Inland Galveston, TX, Southern Liberty, TX, Coastal Harris, TX, Coastal Jackson, TX, Coastal Matagorda, TX, Coastal Brazoria, TX, Coastal Galveston, TX, Matagorda Islands, TX, Brazoria Islands, TX, Galveston Island, TX, Bolivar Peninsula, TX
Expires 7:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
4 AM
27°
3%
5 AM
25°
3%
6 AM
24°
3%
7 AM
26°
3%
8 AM
27°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
33°
3%
2 PM
33°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
34°
3%
6 PM
33°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
30°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
28°
3%
2 AM
28°
3%
7-Day Forecast
Today
34° 26°
Mostly Clear.
Wed
36° 26°
Clear.
Thu
36° 26°
Partly Cloudy with a 57% chance of rain.
Fri
34° 26°
Drizzle, 58% chance.
Sat
35° 25°
Drizzle, 42% chance.
Sun
34° 26°
Drizzle, 43% chance.
Mon
34° 26°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 3% 6 mph SW 88%
4 AM 27° Partly Cloudy 3% 6 mph SW 88%
5 AM 25° Mostly Clear 3% 5 mph SW 89%
6 AM 24° Mostly Clear 3% 5 mph SW 89%
7 AM 26° Mostly Clear 3% 4 mph SW 86%
8 AM 27° Mostly Clear 3% 5 mph WSW 80%
9 AM 28° Mostly Clear 3% 6 mph WSW 73%
10 AM 29° Mostly Clear 3% 5 mph SW 67%
11 AM 30° Mostly Clear 3% 4 mph SSW 62%
12 PM 31° Mostly Clear 3% 4 mph SE 57%
1 PM 33° Partly Cloudy 3% 6 mph ESE 56%
2 PM 33° Partly Cloudy 3% 7 mph SE 57%
3 PM 33° Mostly Clear 3% 8 mph SE 58%
4 PM 33° Mostly Clear 3% 10 mph SSE 61%
5 PM 34° Mostly Clear 3% 11 mph SSE 64%
6 PM 33° Mostly Clear 3% 12 mph SSE 68%
7 PM 32° Clear 3% 12 mph S 72%
8 PM 31° Clear 3% 11 mph S 76%
9 PM 30° Clear 3% 11 mph S 79%
10 PM 28° Clear 3% 10 mph S 81%
11 PM 28° Clear 3% 10 mph SSW 83%
12 AM 28° Mostly Clear 3% 9 mph SSW 84%
1 AM 28° Mostly Clear 3% 9 mph SSW 85%
2 AM 28° Mostly Clear 3% 9 mph SSW 85%
15-Day Forecast
Today
8/25
Mostly Clear
3%
26°
34°
Wed
8/26
Clear
3%
26°
36°
Thu
8/27
Partly Cloudy
57%
26°
36°
Fri
8/28
Drizzle
58%
26°
34°
Sat
8/29
Drizzle
42%
25°
35°
Sun
8/30
Drizzle
43%
26°
34°
Mon
8/31
Rain
63%
26°
34°
Tue
9/1
Drizzle
42%
26°
34°
Wed
9/2
Clear
19%
26°
34°
Thu
9/3
Clear
12%
26°
34°
Fri
9/4
Clear
25%
28°
34°
Sat
9/5
Drizzle
60%
28°
34°
Sun
9/6
Drizzle
60%
28°
34°
Mon
9/7
Drizzle
60%
28°
34°
Tue
9/8
Drizzle
60%
28°
34°
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 11.6 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 31 55
Wed 47 Good 32 47
Thu 48 Good 33 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Aug 25, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2378 J/kg
MLCAPE1242 J/kg
MUCAPE2378 J/kg
SBCIN-175 J/kg
MLCIN-266 J/kg
Lifted Index-6.2
Kinematics
0–6 km Shear23 kt
0–1 km Shear10 kt
Eff. Shear18 kt
0–1 km SRH-59
0–3 km SRH-65
Eff. SRH-65
Storm Motion109° @ 20 kt
0–1 km EHI-0.9
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index22.2
Thermo & Levels
PWAT1.78 in
0–3 km LR4.6 °C/km
700–500 LR6.7 °C/km
Total Totals37.3
LCL984 hPa
LFC729 hPa
EL153 hPa
Freezing Lvl16,266 ft