Extreme Heat Warning — Montague, TX, Cooke, TX, Grayson, TX, Fannin, TX, Lamar, TX, Young, TX, Jack, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Stephens, TX, Palo Pinto, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Eastland, TX, Erath, TX, Hood, TX, Somervell, TX, Johnson, TX, Ellis, TX, Henderson, TX, Comanche, TX, Mills, TX, Hamilton, TX, Bosque, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Lampasas, TX, Coryell, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX 9:00 PM

Hamilton County, Texas, United States

Last updated: 6:11 PM CDT  ·  Refresh
39°C
Feels like 41°
Clear
▲ 41°  /  ▼ 24°
Wind
8 mph SSW
Humidity
29%
Dew Point
15°
Pressure
28.79 inHg
Visibility
7 mi
UV Index
5.2
Cloud Cover
9%
Sunrise
7:01 AM
Sunset
8:06 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hamilton County is currently clear at 39°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1356 J/kg) — isolated convective development possible. Sunrise: 7:01AM · Sunset: 8:06PM.

Alerts

Extreme Heat Warning
Montague, TX, Cooke, TX, Grayson, TX, Fannin, TX, Lamar, TX, Young, TX, Jack, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Stephens, TX, Palo Pinto, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Eastland, TX, Erath, TX, Hood, TX, Somervell, TX, Johnson, TX, Ellis, TX, Henderson, TX, Comanche, TX, Mills, TX, Hamilton, TX, Bosque, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Lampasas, TX, Coryell, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX
Expires 9:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
39°
21%
7 PM
38°
21%
8 PM
36°
20%
9 PM
35°
19%
10 PM
32°
3%
11 PM
32°
3%
12 AM
31°
3%
1 AM
30°
3%
2 AM
29°
3%
3 AM
28°
3%
4 AM
28°
3%
5 AM
27°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
29°
3%
10 AM
31°
3%
11 AM
33°
3%
12 PM
34°
3%
1 PM
37°
3%
2 PM
39°
3%
3 PM
39°
3%
4 PM
39°
3%
5 PM
42°
3%
7-Day Forecast
Tonight
41° 24°
Clear with a 21% chance of rain.
Mon
43° 24°
Clear.
Tue
41° 24°
Mostly Clear.
Wed
41° 23°
Partly Cloudy with a 29% chance of rain.
Thu
39° 24°
Clear with a 35% chance of rain.
Fri
38° 22°
Clear.
Sat
38° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 39° Clear 21% 8 mph SSW 29%
7 PM 38° Clear 21% 8 mph SSE 39%
8 PM 36° Clear 20% 8 mph SSE 42%
9 PM 35° Clear 19% 9 mph SSE 43%
10 PM 32° Mostly Clear 3% 9 mph S 43%
11 PM 32° Mostly Clear 3% 10 mph S 43%
12 AM 31° Clear 3% 10 mph S 44%
1 AM 30° Clear 3% 10 mph S 45%
2 AM 29° Clear 3% 10 mph S 47%
3 AM 28° Clear 3% 11 mph SSW 49%
4 AM 28° Clear 3% 10 mph SSW 51%
5 AM 27° Clear 3% 8 mph SSW 52%
6 AM 24° Clear 3% 8 mph SSW 54%
7 AM 24° Clear 3% 8 mph SW 54%
8 AM 26° Clear 3% 9 mph SW 48%
9 AM 29° Clear 3% 13 mph SW 41%
10 AM 31° Clear 3% 14 mph SW 35%
11 AM 33° Clear 3% 13 mph SW 31%
12 PM 34° Clear 3% 12 mph SW 28%
1 PM 37° Clear 3% 11 mph SW 24%
2 PM 39° Clear 3% 11 mph SSW 23%
3 PM 39° Clear 3% 12 mph SSW 22%
4 PM 39° Clear 3% 12 mph SSW 21%
5 PM 42° Clear 3% 13 mph S 21%
15-Day Forecast
Today
8/23
Clear
21%
24°
41°
Mon
8/24
Clear
3%
24°
43°
Tue
8/25
Mostly Clear
12%
24°
41°
Wed
8/26
Partly Cloudy
29%
23°
41°
Thu
8/27
Clear
35%
24°
39°
Fri
8/28
Clear
19%
22°
38°
Sat
8/29
Clear
9%
23°
38°
Sun
8/30
Clear
3%
24°
38°
Mon
8/31
Clear
3%
23°
38°
Tue
9/1
Clear
3%
23°
38°
Wed
9/2
Drizzle
60%
22°
39°
Thu
9/3
Drizzle
60%
25°
38°
Fri
9/4
Clear
60%
25°
39°
Sat
9/5
Drizzle
60%
25°
37°
Sun
9/6
Drizzle
60%
24°
37°
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 11.5 µg/m³
O3
Ground-level ozone
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 55 Moderate 39 55
Tue 53 Moderate 44 53
Wed 49 Good 43 49
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 Aug 23, 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
SBCAPE915 J/kg
MLCAPE459 J/kg
MUCAPE915 J/kg
SBCIN-2 J/kg
MLCIN-25 J/kg
Lifted Index-2.5
Kinematics
0–6 km Shear10 kt
0–1 km Shear0 kt
Eff. Shear10 kt
0–1 km SRH-1
0–3 km SRH39
Eff. SRH39
Storm Motion116° @ 14 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.8
Thermo & Levels
PWAT1.79 in
0–3 km LR9.5 °C/km
700–500 LR6.1 °C/km
Total Totals49.2
LCL696 hPa
LFC689 hPa
EL187 hPa
Freezing Lvl15,174 ft