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, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Coastal Jackson, TX 6:00 PM 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, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Coastal Jackson, TX 6:00 PM

Northern Drive, Liberty County, Texas, United States

Last updated: 5:59 PM CDT  ·  Refresh
31°C
Feels like 39°
Mostly Cloudy
▲ 33°  /  ▼ 23°
Wind
5 mph SSE
Humidity
75%
Dew Point
25°
Pressure
29.88 inHg
Visibility
10 mi
UV Index
3.2
Cloud Cover
73%
Sunrise
7:02 AM
Sunset
7:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Northern Drive is currently mostly cloudy at 31°C. Precipitation is likely — peak probability 59% around 2 PM. Atmospheric instability is elevated (CAPE up to 3624 J/kg) — isolated convective development possible. Sunrise: 7:02AM · Sunset: 7:27PM.

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, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Coastal Jackson, TX
Expires 6:00 PM
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, Wharton, TX, Fort Bend, TX, Inland Jackson, TX, Inland Matagorda, TX, Inland Brazoria, TX, Coastal Jackson, TX
Expires 6:00 PM
27 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
29%
6 PM
31°
34%
7 PM
30°
19%
8 PM
29°
19%
9 PM
27°
19%
10 PM
27°
16%
11 PM
27°
16%
12 AM
27°
3%
1 AM
25°
5%
2 AM
25°
10%
3 AM
25°
13%
4 AM
25°
13%
5 AM
23°
14%
6 AM
23°
14%
7 AM
24°
36%
8 AM
26°
37%
9 AM
28°
45%
10 AM
29°
45%
11 AM
29°
46%
12 PM
31°
47%
1 PM
31°
54%
2 PM
31°
58%
3 PM
31°
49%
4 PM
30°
42%
7-Day Forecast
Today
33° 23°
Mostly Cloudy with a 29% chance of rain.
Mon
33° 23°
Rain, 46% chance.
Tue
33° 23°
Mostly Clear.
Wed
33° 23°
Partly Cloudy.
Thu
33° 22°
Mostly Cloudy.
Fri
34° 21°
Clear.
Sat
34° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Cloudy 29% 5 mph SSE 75%
6 PM 31° Overcast 34% 6 mph SSE 83%
7 PM 30° Mostly Cloudy 19% 5 mph SSE 85%
8 PM 29° Mostly Cloudy 19% 4 mph SSE 87%
9 PM 27° Partly Cloudy 19% 4 mph SSE 89%
10 PM 27° Mostly Clear 16% 4 mph SE 91%
11 PM 27° Mostly Clear 16% 3 mph SE 92%
12 AM 27° Mostly Clear 3% 4 mph SE 95%
1 AM 25° Mostly Clear 5% 3 mph SE 95%
2 AM 25° Mostly Clear 10% 2 mph SE 96%
3 AM 25° Mostly Clear 13% 2 mph SE 96%
4 AM 25° Partly Cloudy 13% 2 mph ESE 96%
5 AM 23° Partly Cloudy 14% 2 mph ESE 95%
6 AM 23° Partly Cloudy 14% 2 mph ESE 94%
7 AM 24° Partly Cloudy 36% 2 mph E 92%
8 AM 26° Partly Cloudy 37% 3 mph ESE 87%
9 AM 28° Partly Cloudy 45% 4 mph ESE 83%
10 AM 29° Partly Cloudy 45% 4 mph ESE 78%
11 AM 29° Rain 46% 4 mph SE 75%
12 PM 31° Thunderstorm 47% 5 mph SE 72%
1 PM 31° Rain 54% 5 mph SE 71%
2 PM 31° Partly Cloudy 58% 4 mph SE 69%
3 PM 31° Mostly Clear 49% 4 mph SSE 68%
4 PM 30° Mostly Clear 42% 4 mph SSE 71%
15-Day Forecast
Today
9/13
Mostly Cloudy
29%
23°
33°
Mon
9/14
Rain
46%
23°
33°
Tue
9/15
Mostly Clear
13%
23°
33°
Wed
9/16
Partly Cloudy
18%
23°
33°
Thu
9/17
Mostly Cloudy
16%
22°
33°
Fri
9/18
Clear
8%
21°
34°
Sat
9/19
Clear
17%
22°
34°
Sun
9/20
Clear
60%
23°
34°
Mon
9/21
Drizzle
60%
22°
33°
Tue
9/22
Drizzle
68%
22°
32°
Wed
9/23
Drizzle
64%
21°
31°
Thu
9/24
Drizzle
60%
22°
32°
Fri
9/25
Clear
25%
21°
32°
Sat
9/26
Clear
25%
21°
31°
Sun
9/27
Clear
60%
21°
31°
27
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
27 AQI 4.9 µg/m³
O3
Ground-level ozone
20 AQI 22 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 27 Good 20 27
Tue 23 Good 23 23
Wed 25 Good 25 21
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 Sun Sep 13, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3460 J/kg
MLCAPE3212 J/kg
MUCAPE3625 J/kg
SBCIN-18 J/kg
MLCIN-7 J/kg
Lifted Index-6.8
Kinematics
0–6 km Shear5 kt
0–1 km Shear5 kt
Eff. Shear10 kt
0–1 km SRH-14
0–3 km SRH29
Eff. SRH29
Storm Motion127° @ 17 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.3
Thermo & Levels
PWAT2.34 in
0–3 km LR6.7 °C/km
700–500 LR5.6 °C/km
Total Totals46.7
LCL925 hPa
LFC897 hPa
EL140 hPa
Freezing Lvl16,030 ft