Heat Advisory — Montague, TX, Cooke, TX, Grayson, TX, Fannin, TX, Lamar, TX, Jack, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Palo Pinto, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Johnson, TX, Ellis, TX 8:00 PM

Dallas, Texas

Last updated: 5:11 AM CDT  ·  Refresh
27°C
Feels like 28°
Clear
▲ 38°  /  ▼ 26°
Wind
9 mph S
Humidity
68%
Dew Point
21°
Pressure
29.53 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
4%
Sunrise
6:48 AM
Sunset
8:16 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Dallas is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1869 J/kg) — isolated convective development possible. Sunrise: 6:48AM · Sunset: 8:16PM.

Alerts

Heat Advisory
Montague, TX, Cooke, TX, Grayson, TX, Fannin, TX, Lamar, TX, Jack, TX, Wise, TX, Denton, TX, Collin, TX, Hunt, TX, Delta, TX, Hopkins, TX, Palo Pinto, TX, Parker, TX, Tarrant, TX, Dallas, TX, Rockwall, TX, Kaufman, TX, Johnson, TX, Ellis, TX
Expires 8:00 PM
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
31°
3%
12 PM
33°
3%
1 PM
34°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
38°
3%
5 PM
37°
3%
6 PM
38°
3%
7 PM
37°
3%
8 PM
36°
3%
9 PM
34°
3%
10 PM
32°
3%
11 PM
32°
3%
12 AM
29°
3%
1 AM
29°
3%
2 AM
29°
3%
3 AM
28°
3%
4 AM
27°
3%
7-Day Forecast
Today
38° 26°
Mostly Clear.
Wed
41° 26°
Clear.
Thu
39° 24°
Clear.
Fri
39° 24°
Clear.
Sat
41° 26°
Mostly Cloudy.
Sun
41° 26°
Clear.
Mon
41° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 3% 9 mph S 68%
6 AM 24° Clear 3% 8 mph S 69%
7 AM 24° Clear 3% 8 mph S 71%
8 AM 26° Clear 3% 9 mph SSW 69%
9 AM 27° Clear 3% 10 mph SSW 66%
10 AM 29° Clear 3% 11 mph SSW 61%
11 AM 31° Clear 3% 11 mph SSW 54%
12 PM 33° Mostly Clear 3% 11 mph SSW 48%
1 PM 34° Mostly Clear 3% 11 mph SSW 42%
2 PM 37° Mostly Clear 3% 11 mph SSW 38%
3 PM 37° Mostly Clear 3% 11 mph SSW 35%
4 PM 38° Mostly Clear 3% 11 mph S 33%
5 PM 37° Mostly Clear 3% 12 mph S 33%
6 PM 38° Mostly Clear 3% 12 mph S 34%
7 PM 37° Mostly Clear 3% 12 mph S 35%
8 PM 36° Mostly Clear 3% 12 mph S 39%
9 PM 34° Mostly Clear 3% 11 mph S 42%
10 PM 32° Clear 3% 11 mph S 46%
11 PM 32° Mostly Clear 3% 12 mph S 50%
12 AM 29° Mostly Clear 3% 13 mph S 53%
1 AM 29° Mostly Clear 3% 13 mph S 56%
2 AM 29° Mostly Clear 3% 12 mph S 59%
3 AM 28° Clear 3% 12 mph S 61%
4 AM 27° Clear 3% 11 mph S 64%
15-Day Forecast
Today
8/11
Mostly Clear
3%
26°
38°
Wed
8/12
Clear
3%
26°
41°
Thu
8/13
Clear
3%
24°
39°
Fri
8/14
Clear
3%
24°
39°
Sat
8/15
Mostly Cloudy
3%
26°
41°
Sun
8/16
Clear
13%
26°
41°
Mon
8/17
Clear
12%
26°
41°
Tue
8/18
Clear
15%
28°
41°
Wed
8/19
Mostly Clear
35%
28°
41°
Thu
8/20
Mostly Clear
19%
28°
40°
Fri
8/21
Drizzle
60%
28°
41°
Sat
8/22
Clear
60%
27°
40°
Sun
8/23
Clear
60%
28°
40°
Mon
8/24
Drizzle
60%
28°
39°
Tue
8/25
Drizzle
60%
27°
39°
39
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
20 AQI 3.6 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 39 20
Wed 51 Moderate 36 51
Thu 34 Good 34 20
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 Tue Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE336 J/kg
MLCAPE33 J/kg
MUCAPE336 J/kg
SBCIN-343 J/kg
MLCIN0 J/kg
Lifted Index-1.3
Kinematics
0–6 km Shear5 kt
0–1 km Shear12 kt
Eff. Shear12 kt
0–1 km SRH-8
0–3 km SRH42
Eff. SRH33
Storm Motion83° @ 9 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.4
Thermo & Levels
PWAT1.51 in
0–3 km LR5.0 °C/km
700–500 LR6.3 °C/km
Total Totals46.5
LCL913 hPa
LFC601 hPa
EL244 hPa
Freezing Lvl16,076 ft