Heat Advisory — Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX 8:00 p. m.

Young County, Texas, United States

Last updated: 3:49 p. m. CDT  ·  Refresh
37°C
Feels like 40°
Clear
▲ 39°  /  ▼ 23°
Wind
11 mph SSE
Humidity
34%
Dew Point
20°
Pressure
28,67 inHg
Visibility
9 mi
UV Index
8,0
Cloud Cover
6%
Sunrise
7:16 a. m.
Sunset
7:43 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Young County is currently clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1813 J/kg) — isolated convective development possible. Sunrise: 7:16A. M. · Sunset: 7:43P. M..

Alerts

Heat Advisory
Grayson, TX, Fannin, TX, Lamar, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Johnson, TX, Ellis, TX, Henderson, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX
Expires 8:00 p. m.
35 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
4 p. m.
37°
3%
5 p. m.
39°
3%
6 p. m.
38°
3%
7 p. m.
36°
3%
8 p. m.
34°
3%
9 p. m.
32°
3%
10 p. m.
31°
3%
11 p. m.
31°
3%
12 a. m.
29°
3%
1 a. m.
28°
3%
2 a. m.
28°
3%
3 a. m.
27°
3%
4 a. m.
27°
3%
5 a. m.
23°
3%
6 a. m.
23°
3%
7 a. m.
23°
3%
8 a. m.
25°
3%
9 a. m.
27°
3%
10 a. m.
30°
3%
11 a. m.
31°
3%
12 p. m.
32°
3%
1 p. m.
34°
3%
2 p. m.
34°
3%
7-Day Forecast
Today
39° 23°
Clear.
Mon
39° 23°
Clear.
Tue
39° 21°
Clear.
Wed
37° 22°
Mostly Clear.
Thu
36° 23°
Clear.
Fri
37° 22°
Drizzle, 50% chance.
Sat
36° 22°
Clear with a 60% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 3% 11 mph SSE 34%
4 p. m. 37° Clear 3% 12 mph SSE 34%
5 p. m. 39° Clear 3% 12 mph SSE 34%
6 p. m. 38° Clear 3% 13 mph SSE 36%
7 p. m. 36° Clear 3% 12 mph SSE 40%
8 p. m. 34° Clear 3% 12 mph SSE 42%
9 p. m. 32° Clear 3% 11 mph SSE 44%
10 p. m. 31° Clear 3% 10 mph SSE 48%
11 p. m. 31° Clear 3% 9 mph SSE 52%
12 a. m. 29° Clear 3% 10 mph SSE 56%
1 a. m. 28° Clear 3% 10 mph S 60%
2 a. m. 28° Clear 3% 10 mph S 65%
3 a. m. 27° Clear 3% 10 mph S 70%
4 a. m. 27° Clear 3% 9 mph S 73%
5 a. m. 23° Clear 3% 9 mph S 75%
6 a. m. 23° Clear 3% 9 mph S 77%
7 a. m. 23° Clear 3% 9 mph S 74%
8 a. m. 25° Clear 3% 11 mph SSW 67%
9 a. m. 27° Clear 3% 12 mph SSW 62%
10 a. m. 30° Clear 3% 12 mph SSW 56%
11 a. m. 31° Clear 3% 12 mph S 51%
12 p. m. 32° Clear 3% 12 mph S 45%
1 p. m. 34° Clear 3% 13 mph S 43%
2 p. m. 34° Clear 3% 13 mph S 41%
15-Day Forecast
Today
9/13
Clear
3%
23°
39°
Mon
9/14
Clear
3%
23°
39°
Tue
9/15
Clear
3%
21°
39°
Wed
9/16
Mostly Clear
8%
22°
37°
Thu
9/17
Clear
3%
23°
36°
Fri
9/18
Drizzle
50%
22°
37°
Sat
9/19
Clear
60%
22°
36°
Sun
9/20
Drizzle
60%
21°
34°
Mon
9/21
Drizzle
60%
17°
32°
Tue
9/22
Drizzle
60%
17°
33°
Wed
9/23
Drizzle
60%
18°
32°
Thu
9/24
Clear
60%
21°
32°
Fri
9/25
Drizzle
60%
21°
31°
Sat
9/26
Clear
60%
20°
32°
Sun
9/27
Drizzle
60%
21°
32°
35
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
30 AQI 5.5 µg/m³
O3
Ground-level ozone
Dominant
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 35 Good 35 30
Tue 31 Good 31 23
Wed 32 Good 32 29
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 dom. sept. 13, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2714 J/kg
MLCAPE1585 J/kg
MUCAPE2714 J/kg
SBCIN0 J/kg
MLCIN-34 J/kg
Lifted Index-6.2
Kinematics
0–6 km Shear6 kt
0–1 km Shear2 kt
Eff. Shear8 kt
0–1 km SRH0
0–3 km SRH33
Eff. SRH33
Storm Motion101° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.8
Thermo & Levels
PWAT1.61 in
0–3 km LR8.6 °C/km
700–500 LR6.7 °C/km
Total Totals51.4
LCL752 hPa
LFC971 hPa
EL145 hPa
Freezing Lvl15,400 ft