Heat Advisory — Grayson, TX, Fannin, TX, Lamar, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Hood, TX, Somervell, TX, Johnson, TX, Ellis, TX, Henderson, TX, Bosque, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Coryell, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX 8:00 PM

Delta County, Texas, United States

Last updated: 11:21 PM CDT  ·  Refresh
29°C
Feels like 32°
Mostly Clear
▲ 38°  /  ▼ 21°
Wind
5 mph N
Humidity
61%
Dew Point
21°
Pressure
29.42 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
27%
Sunrise
6:52 AM
Sunset
7:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Delta County is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1230 J/kg) — isolated convective development possible. Sunrise: 6:52AM · Sunset: 7:55PM.

Alerts

Heat Advisory
Grayson, TX, Fannin, TX, Lamar, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Van Zandt, TX, Rains, TX, Hood, TX, Somervell, TX, Johnson, TX, Ellis, TX, Henderson, TX, Bosque, TX, Hill, TX, Navarro, TX, Freestone, TX, Anderson, TX, Coryell, TX, Bell, TX, McLennan, TX, Falls, TX, Limestone, TX, Leon, TX, Milam, TX, Robertson, TX
Expires 8:00 PM
153 AQI · Unhealthy Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
12%
12 AM
27°
12%
1 AM
26°
9%
2 AM
25°
8%
3 AM
24°
7%
4 AM
24°
7%
5 AM
24°
8%
6 AM
21°
17%
7 AM
21°
17%
8 AM
23°
17%
9 AM
24°
5%
10 AM
26°
5%
11 AM
28°
5%
12 PM
30°
5%
1 PM
32°
5%
2 PM
34°
8%
3 PM
36°
9%
4 PM
36°
9%
5 PM
36°
9%
6 PM
37°
9%
7 PM
36°
9%
8 PM
35°
9%
9 PM
34°
9%
10 PM
30°
9%
7-Day Forecast
Tonight
38° 21°
Mostly Clear.
Thu
37° 21°
Mostly Clear.
Fri
38° 23°
Clear.
Sat
39° 23°
Clear.
Sun
39° 23°
Clear.
Mon
37° 22°
Clear.
Tue
40° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 12% 5 mph N 61%
12 AM 27° Partly Cloudy 12% 6 mph ENE 72%
1 AM 26° Partly Cloudy 9% 6 mph E 80%
2 AM 25° Mostly Clear 8% 6 mph ENE 84%
3 AM 24° Mostly Clear 7% 5 mph ENE 86%
4 AM 24° Mostly Clear 7% 4 mph ENE 88%
5 AM 24° Mostly Clear 8% 5 mph ENE 90%
6 AM 21° Partly Cloudy 17% 5 mph NE 92%
7 AM 21° Partly Cloudy 17% 6 mph ENE 91%
8 AM 23° Partly Cloudy 17% 7 mph NE 85%
9 AM 24° Partly Cloudy 5% 7 mph NE 78%
10 AM 26° Partly Cloudy 5% 7 mph NE 69%
11 AM 28° Partly Cloudy 5% 8 mph NE 59%
12 PM 30° Mostly Clear 5% 9 mph NE 49%
1 PM 32° Mostly Clear 5% 10 mph NE 42%
2 PM 34° Mostly Clear 8% 10 mph NE 38%
3 PM 36° Clear 9% 11 mph ENE 34%
4 PM 36° Mostly Clear 9% 11 mph ENE 32%
5 PM 36° Mostly Clear 9% 11 mph ENE 33%
6 PM 37° Mostly Clear 9% 10 mph ENE 34%
7 PM 36° Mostly Clear 9% 10 mph ENE 35%
8 PM 35° Partly Cloudy 9% 9 mph E 38%
9 PM 34° Partly Cloudy 9% 9 mph E 41%
10 PM 30° Partly Cloudy 9% 9 mph E 44%
15-Day Forecast
Today
8/26
Mostly Clear
12%
21°
38°
Thu
8/27
Mostly Clear
17%
21°
37°
Fri
8/28
Clear
6%
23°
38°
Sat
8/29
Clear
3%
23°
39°
Sun
8/30
Clear
3%
23°
39°
Mon
8/31
Clear
3%
22°
37°
Tue
9/1
Clear
8%
23°
40°
Wed
9/2
Clear
3%
24°
41°
Thu
9/3
Clear
18%
25°
41°
Fri
9/4
Clear
19%
25°
42°
Sat
9/5
Clear
25%
25°
43°
Sun
9/6
Clear
60%
26°
41°
Mon
9/7
Drizzle
60%
25°
38°
Tue
9/8
Drizzle
60%
25°
36°
Wed
9/9
Drizzle
60%
24°
37°
153
Unhealthy
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Some members of the general public may experience health effects; sensitive groups may experience more serious effects.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
153 AQI 58.9 µg/m³
O3
Ground-level ozone
104 AQI 73 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 153 Unhealthy 104 153
Fri 112 Unhealthy for Sensitive Groups 50 112
Sat 54 Moderate 44 54
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 Thu Aug 27, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE852 J/kg
MLCAPE797 J/kg
MUCAPE937 J/kg
SBCIN-346 J/kg
MLCIN-134 J/kg
Lifted Index-2.8
Kinematics
0–6 km Shear10 kt
0–1 km Shear8 kt
Eff. Shear8 kt
0–1 km SRH9
0–3 km SRH24
Eff. SRH12
Storm Motion24° @ 22 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.6
Thermo & Levels
PWAT1.91 in
0–3 km LR6.4 °C/km
700–500 LR5.8 °C/km
Total Totals49.4
LCL875 hPa
LFC719 hPa
EL209 hPa
Freezing Lvl15,233 ft