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

Jack County, Texas, United States

Last updated: 8:32 PM CDT  ·  Refresh
38°C
Feels like 37°
Mostly Clear
▲ 42°  /  ▼ 24°
Wind
5 mph SSE
Humidity
23%
Dew Point
13°
Pressure
28.72 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
17%
Sunrise
7:00 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jack County is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 521 J/kg) — isolated convective development possible. Sunrise: 7:00AM · Sunset: 8:08PM.

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
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
8%
9 PM
37°
7%
10 PM
34°
9%
11 PM
34°
9%
12 AM
33°
4%
1 AM
32°
4%
2 AM
31°
4%
3 AM
31°
4%
4 AM
31°
7%
5 AM
30°
7%
6 AM
26°
7%
7 AM
27°
8%
8 AM
29°
8%
9 AM
31°
8%
10 AM
33°
13%
11 AM
36°
13%
12 PM
38°
13%
1 PM
39°
13%
2 PM
41°
14%
3 PM
43°
14%
4 PM
43°
5%
5 PM
42°
5%
6 PM
42°
5%
7 PM
41°
5%
7-Day Forecast
Tonight
42° 24°
Mostly Clear.
Mon
44° 26°
Partly Cloudy.
Tue
43° 26°
Mostly Clear.
Wed
39° 24°
Partly Cloudy with a 20% chance of rain.
Thu
39° 22°
Mostly Clear with a 28% chance of rain.
Fri
41° 22°
Clear.
Sat
41° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 8% 5 mph SSE 23%
9 PM 37° Mostly Clear 7% 8 mph S 25%
10 PM 34° Mostly Clear 9% 9 mph S 28%
11 PM 34° Mostly Clear 9% 11 mph S 29%
12 AM 33° Mostly Clear 4% 13 mph S 31%
1 AM 32° Mostly Clear 4% 14 mph SSW 33%
2 AM 31° Mostly Clear 4% 14 mph SSW 35%
3 AM 31° Mostly Clear 4% 14 mph SSW 36%
4 AM 31° Mostly Clear 7% 13 mph SSW 37%
5 AM 30° Mostly Clear 7% 13 mph SW 38%
6 AM 26° Mostly Clear 7% 13 mph SW 39%
7 AM 27° Partly Cloudy 8% 14 mph SW 37%
8 AM 29° Partly Cloudy 8% 15 mph SW 34%
9 AM 31° Partly Cloudy 8% 17 mph WSW 29%
10 AM 33° Mostly Clear 13% 18 mph WSW 26%
11 AM 36° Mostly Clear 13% 16 mph WSW 23%
12 PM 38° Partly Cloudy 13% 16 mph WSW 20%
1 PM 39° Partly Cloudy 13% 15 mph SW 18%
2 PM 41° Partly Cloudy 14% 14 mph SW 17%
3 PM 43° Partly Cloudy 14% 14 mph SW 17%
4 PM 43° Partly Cloudy 5% 13 mph SSW 17%
5 PM 42° Partly Cloudy 5% 13 mph SSW 18%
6 PM 42° Partly Cloudy 5% 14 mph SSW 19%
7 PM 41° Mostly Clear 5% 14 mph S 20%
15-Day Forecast
Today
8/23
Mostly Clear
9%
24°
42°
Mon
8/24
Partly Cloudy
14%
26°
44°
Tue
8/25
Mostly Clear
18%
26°
43°
Wed
8/26
Partly Cloudy
20%
24°
39°
Thu
8/27
Mostly Clear
28%
22°
39°
Fri
8/28
Clear
15%
22°
41°
Sat
8/29
Clear
15%
23°
41°
Sun
8/30
Clear
7%
23°
41°
Mon
8/31
Clear
3%
23°
41°
Tue
9/1
Mostly Clear
15%
23°
41°
Wed
9/2
Clear
25%
24°
42°
Thu
9/3
Clear
60%
26°
42°
Fri
9/4
Drizzle
60%
25°
38°
Sat
9/5
Drizzle
60%
24°
37°
Sun
9/6
Drizzle
60%
24°
37°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
46 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 46 53
Tue 54 Moderate 46 54
Wed 52 Moderate 47 52
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, 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
SBCAPE36 J/kg
MLCAPE94 J/kg
MUCAPE121 J/kg
SBCIN-366 J/kg
MLCIN-141 J/kg
Lifted Index0.4
Kinematics
0–6 km Shear15 kt
0–1 km Shear4 kt
Eff. Shear22 kt
0–1 km SRH-5
0–3 km SRH29
Eff. SRH51
Storm Motion56° @ 13 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.1
K-Index37.0
Thermo & Levels
PWAT1.35 in
0–3 km LR8.6 °C/km
700–500 LR6.4 °C/km
Total Totals48.1
LCL682 hPa
LFC482 hPa
EL317 hPa
Freezing Lvl15,915 ft