Las Vegas, Nevada

Last updated: 4:17 PM CDT  ·  Refresh
33°C
Feels like 30°
Clear
▲ 33°  /  ▼ 20°
Wind
4 mph N
Humidity
11%
Dew Point
-1°
Pressure
27.55 inHg
Visibility
10 mi
UV Index
7.8
Cloud Cover
0%
Sunrise
6:34 AM
Sunset
6:25 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Las Vegas is currently clear at 33°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:34AM · Sunset: 6:25PM.

Alerts

No active alerts for this location.
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
3 PM
31°
3%
4 PM
31°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
30°
3%
8 PM
29°
3%
9 PM
28°
3%
10 PM
27°
3%
11 PM
26°
3%
12 AM
25°
3%
1 AM
24°
3%
2 AM
23°
3%
3 AM
22°
3%
4 AM
22°
3%
5 AM
20°
3%
6 AM
20°
3%
7 AM
20°
3%
8 AM
21°
3%
9 AM
22°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
25°
3%
1 PM
27°
3%
7-Day Forecast
Today
33° 20°
Clear.
Thu
33° 20°
Clear.
Fri
33° 23°
Clear.
Sat
31° 24°
Clear.
Sun
31° 26°
Clear.
Mon
30° 26°
Clear.
Tue
31° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 3% 4 mph N 11%
3 PM 31° Clear 3% 3 mph NE 11%
4 PM 31° Clear 3% 4 mph NE 12%
5 PM 33° Clear 3% 4 mph ENE 12%
6 PM 32° Clear 3% 4 mph S 12%
7 PM 30° Clear 3% 5 mph SSW 13%
8 PM 29° Clear 3% 4 mph SW 13%
9 PM 28° Clear 3% 3 mph WNW 14%
10 PM 27° Clear 3% 4 mph NNW 14%
11 PM 26° Clear 3% 5 mph N 15%
12 AM 25° Clear 3% 5 mph NNW 17%
1 AM 24° Clear 3% 4 mph NNW 19%
2 AM 23° Clear 3% 4 mph NNW 22%
3 AM 22° Clear 3% 5 mph NNW 24%
4 AM 22° Clear 3% 4 mph NNW 25%
5 AM 20° Clear 3% 4 mph N 26%
6 AM 20° Clear 3% 4 mph NNW 26%
7 AM 20° Clear 3% 4 mph NNW 26%
8 AM 21° Clear 3% 3 mph NNW 26%
9 AM 22° Clear 3% 3 mph NNW 25%
10 AM 23° Clear 3% 2 mph NNW 23%
11 AM 24° Clear 3% 2 mph NNW 22%
12 PM 25° Clear 3% 2 mph NNW 21%
1 PM 27° Clear 3% 2 mph S 20%
15-Day Forecast
Today
9/30
Clear
3%
20°
33°
Thu
10/1
Clear
3%
20°
33°
Fri
10/2
Clear
3%
23°
33°
Sat
10/3
Clear
3%
24°
31°
Sun
10/4
Clear
3%
26°
31°
Mon
10/5
Clear
9%
26°
30°
Tue
10/6
Clear
3%
26°
31°
Wed
10/7
Clear
3%
26°
32°
Thu
10/8
Clear
3%
24°
32°
Fri
10/9
Clear
3%
26°
32°
Sat
10/10
Clear
3%
26°
31°
Sun
10/11
Clear
3%
24°
31°
Mon
10/12
Clear
25%
24°
30°
Tue
10/13
Clear
3%
23°
29°
Wed
10/14
Clear
25%
23°
29°
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 3.7 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 39 Good 39 20
Fri 44 Good 44 36
Sat 50 Good 43 50
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 Wed Sep 30, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2 J/kg
MLCAPE5 J/kg
MUCAPE1 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index7.9
Kinematics
0–6 km Shear23 kt
0–1 km Shear1 kt
Eff. Shear—
0–1 km SRH4
0–3 km SRH93
Eff. SRH—
Storm Motion51° @ 21 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index11.0
Thermo & Levels
PWAT0.56 in
0–3 km LR8.5 °C/km
700–500 LR6.4 °C/km
Total Totals34.5
LCL573 hPa
LFC933 hPa
EL913 hPa
Freezing Lvl13,655 ft