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 PM

Wise County, Texas, United States

Last updated: 3:49 PM CDT  ·  Refresh
37°C
Feels like 39°
Clear
▲ 38°  /  ▼ 23°
Wind
12 mph SSE
Humidity
35%
Dew Point
20°
Pressure
29,04 inHg
Visibility
10 mi
UV Index
7,9
Cloud Cover
9%
Sunrise
7:12 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Wise County is currently clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1741 J/kg) — isolated convective development possible. Sunrise: 7:12AM · Sunset: 7:39PM.

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 PM
40 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
4 PM
38°
5%
5 PM
38°
5%
6 PM
37°
5%
7 PM
36°
5%
8 PM
34°
5%
9 PM
32°
5%
10 PM
31°
3%
11 PM
31°
3%
12 AM
29°
3%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
25°
3%
9 AM
27°
3%
10 AM
30°
3%
11 AM
31°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
34°
3%
7-Day Forecast
Today
38° 23°
Clear.
Mon
39° 23°
Mostly Clear.
Tue
39° 21°
Mostly Clear.
Wed
37° 22°
Clear.
Thu
35° 23°
Clear.
Fri
36° 23°
Clear with a 43% chance of rain.
Sat
36° 22°
Clear with a 35% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 3% 12 mph SSE 35%
4 PM 38° Clear 5% 12 mph SSE 34%
5 PM 38° Clear 5% 13 mph SSE 36%
6 PM 37° Clear 5% 13 mph SSE 38%
7 PM 36° Clear 5% 11 mph SSE 41%
8 PM 34° Clear 5% 11 mph SSE 43%
9 PM 32° Clear 5% 10 mph SSE 45%
10 PM 31° Clear 3% 10 mph SSE 48%
11 PM 31° Clear 3% 9 mph SSE 52%
12 AM 29° Clear 3% 10 mph SSE 57%
1 AM 28° Clear 3% 10 mph SSE 61%
2 AM 28° Clear 3% 9 mph S 66%
3 AM 27° Clear 3% 8 mph S 72%
4 AM 27° Clear 3% 8 mph S 76%
5 AM 23° Clear 3% 8 mph S 80%
6 AM 23° Clear 3% 7 mph S 83%
7 AM 24° Clear 3% 7 mph S 78%
8 AM 25° Mostly Clear 3% 9 mph S 70%
9 AM 27° Mostly Clear 3% 10 mph SSW 63%
10 AM 30° Mostly Clear 3% 10 mph S 57%
11 AM 31° Mostly Clear 3% 10 mph S 52%
12 PM 32° Clear 3% 11 mph S 46%
1 PM 34° Clear 3% 11 mph S 44%
2 PM 34° Clear 3% 12 mph S 42%
15-Day Forecast
Today
9/13
Clear
5%
23°
38°
Mon
9/14
Mostly Clear
3%
23°
39°
Tue
9/15
Mostly Clear
3%
21°
39°
Wed
9/16
Clear
8%
22°
37°
Thu
9/17
Clear
3%
23°
35°
Fri
9/18
Clear
43%
23°
36°
Sat
9/19
Clear
35%
22°
36°
Sun
9/20
Clear
60%
22°
33°
Mon
9/21
Drizzle
60%
17°
32°
Tue
9/22
Drizzle
60%
16°
32°
Wed
9/23
Drizzle
60%
19°
32°
Thu
9/24
Drizzle
60%
21°
32°
Fri
9/25
Clear
60%
21°
32°
Sat
9/26
Clear
25%
20°
32°
Sun
9/27
Drizzle
60%
21°
32°
40
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 40 Good 40 37
Tue 36 Good 36 27
Wed 34 Good 34 30
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 dim. 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
SBCAPE2388 J/kg
MLCAPE944 J/kg
MUCAPE2388 J/kg
SBCIN0 J/kg
MLCIN-51 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear14 kt
0–1 km Shear1 kt
Eff. Shear14 kt
0–1 km SRH2
0–3 km SRH35
Eff. SRH35
Storm Motion97° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.8
Thermo & Levels
PWAT1.60 in
0–3 km LR8.7 °C/km
700–500 LR6.4 °C/km
Total Totals48.7
LCL764 hPa
LFC983 hPa
EL147 hPa
Freezing Lvl15,984 ft