McKinney, Texas

Last updated: 11:14 AM CDT  ·  Refresh
22°C
Feels like 21°
Clear
▲ 26°  /  ▼ 12°
Wind
10 mph S
Humidity
54%
Dew Point
13°
Pressure
29.30 inHg
Visibility
10 mi
UV Index
7.1
Cloud Cover
0%
Sunrise
6:47 AM
Sunset
5:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McKinney is currently clear at 22°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:47AM · Sunset: 5:31PM.

Alerts

No active alerts for this location.
58 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
0%
12 PM
23°
0%
1 PM
26°
0%
2 PM
26°
1%
3 PM
26°
1%
4 PM
26°
1%
5 PM
24°
1%
6 PM
23°
2%
7 PM
22°
2%
8 PM
21°
3%
9 PM
19°
1%
10 PM
18°
4%
11 PM
17°
0%
12 AM
17°
0%
1 AM
16°
0%
2 AM
16°
0%
3 AM
15°
0%
4 AM
14°
0%
5 AM
12°
1%
6 AM
12°
0%
7 AM
12°
0%
8 AM
13°
0%
9 AM
16°
0%
10 AM
17°
0%
7-Day Forecast
Today
26° 12°
Mostly Clear.
Fri
24° 12°
Mostly Clear.
Sat
23° 11°
Partly Cloudy.
Sun
21° 6°
Partly Cloudy.
Mon
21° 7°
Mostly Clear.
Tue
23° 7°
Clear.
Wed
24° 8°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 22° Clear 0% 10 mph S 54%
12 PM 23° Clear 0% 10 mph S 51%
1 PM 26° Clear 0% 9 mph S 50%
2 PM 26° Clear 1% 9 mph SSE 48%
3 PM 26° Clear 1% 8 mph SSE 48%
4 PM 26° Clear 1% 7 mph SSE 48%
5 PM 24° Mostly Clear 1% 5 mph SSE 52%
6 PM 23° Partly Cloudy 2% 4 mph ESE 58%
7 PM 22° Mostly Cloudy 2% 4 mph ESE 64%
8 PM 21° Mostly Cloudy 3% 4 mph ENE 68%
9 PM 19° Mostly Cloudy 1% 6 mph NNE 73%
10 PM 18° Mostly Cloudy 4% 10 mph NNE 77%
11 PM 17° Mostly Cloudy 0% 9 mph NNE 76%
12 AM 17° Overcast 0% 9 mph NNE 76%
1 AM 16° Mostly Cloudy 0% 10 mph NNE 75%
2 AM 16° Mostly Cloudy 0% 10 mph NNE 76%
3 AM 15° Mostly Cloudy 0% 10 mph NNE 78%
4 AM 14° Partly Cloudy 0% 11 mph NNE 80%
5 AM 12° Partly Cloudy 1% 11 mph NNE 80%
6 AM 12° Partly Cloudy 0% 11 mph NNE 81%
7 AM 12° Partly Cloudy 0% 10 mph NNE 82%
8 AM 13° Partly Cloudy 0% 10 mph NNE 78%
9 AM 16° Partly Cloudy 0% 10 mph NNE 73%
10 AM 17° Partly Cloudy 0% 10 mph NNE 69%
15-Day Forecast
Today
11/5
Mostly Clear
3%
12°
26°
Fri
11/6
Mostly Clear
1%
12°
24°
Sat
11/7
Partly Cloudy
8%
11°
23°
Sun
11/8
Partly Cloudy
3%
6°
21°
Mon
11/9
Mostly Clear
7%
7°
21°
Tue
11/10
Clear
3%
7°
23°
Wed
11/11
Mostly Clear
1%
8°
24°
Thu
11/12
Clear
1%
9°
24°
Fri
11/13
Drizzle
8%
8°
24°
Sat
11/14
Mostly Clear
7%
9°
23°
Sun
11/15
Drizzle
5%
11°
24°
Mon
11/16
Drizzle
82%
12°
23°
Tue
11/17
Drizzle
82%
14°
23°
Wed
11/18
Drizzle
87%
13°
22°
Thu
11/19
Drizzle
84%
12°
21°
58
Moderate
U.S. Air Quality Index · Dominant: PM2.5
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
Dominant
58 AQI 13.0 µg/m³
O3
Ground-level ozone
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 58 Moderate 44 58
Sat 39 Good 26 39
Sun 48 Good 31 48
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 Nov 5, 15:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 100 110 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE23 J/kg
MLCAPE16 J/kg
MUCAPE23 J/kg
SBCIN0 J/kg
MLCIN-0 J/kg
Lifted Index4.2
Kinematics
0–6 km Shear49 kt
0–1 km Shear6 kt
Eff. Shear—
0–1 km SRH10
0–3 km SRH28
Eff. SRH—
Storm Motion281° @ 27 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index11.8
Thermo & Levels
PWAT0.80 in
0–3 km LR6.0 °C/km
700–500 LR5.5 °C/km
Total Totals37.6
LCL861 hPa
LFC992 hPa
EL930 hPa
Freezing Lvl13,707 ft