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

Rockwall County, Texas, United States

Last updated: 8:32 PM CDT  ·  Refresh
38°C
Feels like 38°
Clear
▲ 42°  /  ▼ 27°
Wind
8 mph S
Humidity
27%
Dew Point
16°
Pressure
29.28 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
9%
Sunrise
6:54 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Rockwall County is currently clear at 38°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:54AM · Sunset: 8:01PM.

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
58 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
11%
9 PM
36°
7%
10 PM
34°
9%
11 PM
33°
9%
12 AM
32°
4%
1 AM
32°
4%
2 AM
31°
4%
3 AM
31°
4%
4 AM
31°
4%
5 AM
27°
4%
6 AM
27°
4%
7 AM
28°
4%
8 AM
29°
5%
9 AM
31°
5%
10 AM
33°
5%
11 AM
34°
5%
12 PM
36°
8%
1 PM
38°
8%
2 PM
39°
8%
3 PM
41°
8%
4 PM
41°
8%
5 PM
41°
9%
6 PM
41°
9%
7 PM
40°
9%
7-Day Forecast
Tonight
42° 27°
Clear.
Mon
42° 27°
Partly Cloudy.
Tue
41° 26°
Mostly Cloudy with a 36% chance of rain.
Wed
38° 26°
Partly Cloudy with a 28% chance of rain.
Thu
39° 26°
Mostly Cloudy.
Fri
39° 24°
Mostly Clear with a 22% chance of rain.
Sat
39° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Clear 11% 8 mph S 27%
9 PM 36° Mostly Clear 7% 10 mph S 32%
10 PM 34° Mostly Clear 9% 11 mph S 34%
11 PM 33° Mostly Clear 9% 10 mph S 36%
12 AM 32° Clear 4% 10 mph S 37%
1 AM 32° Clear 4% 10 mph S 39%
2 AM 31° Mostly Clear 4% 10 mph SSW 42%
3 AM 31° Mostly Clear 4% 11 mph SSW 46%
4 AM 31° Partly Cloudy 4% 11 mph SSW 48%
5 AM 27° Partly Cloudy 4% 11 mph SSW 49%
6 AM 27° Partly Cloudy 4% 11 mph SSW 50%
7 AM 28° Partly Cloudy 4% 11 mph SSW 48%
8 AM 29° Partly Cloudy 5% 13 mph SW 43%
9 AM 31° Partly Cloudy 5% 14 mph SW 38%
10 AM 33° Partly Cloudy 5% 14 mph SW 34%
11 AM 34° Partly Cloudy 5% 13 mph SW 30%
12 PM 36° Partly Cloudy 8% 12 mph SW 27%
1 PM 38° Partly Cloudy 8% 12 mph SW 25%
2 PM 39° Partly Cloudy 8% 11 mph SW 23%
3 PM 41° Partly Cloudy 8% 11 mph SSW 22%
4 PM 41° Partly Cloudy 8% 11 mph SSW 22%
5 PM 41° Partly Cloudy 9% 12 mph SSW 22%
6 PM 41° Partly Cloudy 9% 12 mph SSW 22%
7 PM 40° Partly Cloudy 9% 12 mph SSW 23%
15-Day Forecast
Today
8/23
Clear
11%
27°
42°
Mon
8/24
Partly Cloudy
9%
27°
42°
Tue
8/25
Mostly Cloudy
36%
26°
41°
Wed
8/26
Partly Cloudy
28%
26°
38°
Thu
8/27
Mostly Cloudy
17%
26°
39°
Fri
8/28
Mostly Clear
22%
24°
39°
Sat
8/29
Clear
15%
26°
39°
Sun
8/30
Clear
10%
26°
39°
Mon
8/31
Clear
8%
26°
39°
Tue
9/1
Mostly Clear
15%
26°
39°
Wed
9/2
Clear
25%
26°
42°
Thu
9/3
Drizzle
60%
26°
42°
Fri
9/4
Drizzle
60%
26°
37°
Sat
9/5
Drizzle
60%
25°
37°
Sun
9/6
Drizzle
60%
26°
36°
58
Moderate
U.S. Air Quality Index · Dominant: O3
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
56 AQI 11.7 µg/m³
O3
Ground-level ozone
Dominant
58 AQI 57 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 58 Moderate 58 56
Tue 56 Moderate 48 56
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
SBCAPE197 J/kg
MLCAPE82 J/kg
MUCAPE197 J/kg
SBCIN-288 J/kg
MLCIN-172 J/kg
Lifted Index0.2
Kinematics
0–6 km Shear26 kt
0–1 km Shear3 kt
Eff. Shear—
0–1 km SRH11
0–3 km SRH58
Eff. SRH—
Storm Motion52° @ 14 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index33.1
Thermo & Levels
PWAT1.49 in
0–3 km LR8.4 °C/km
700–500 LR5.9 °C/km
Total Totals45.3
LCL721 hPa
LFC492 hPa
EL221 hPa
Freezing Lvl16,480 ft