Weather Forecast for Las Vegas

Nevada, United States of America

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Sunny

Current Weather - Las Vegas: 40°C

Nevada, United States of America

Sunny

Feels like 40°C

Wind

6 km/h SE

Humidity

18%

Pressure

1014 mb

UV Index

11

Visibility

16 km

Sunny

Sunny

Thursday, July 23, 2026

High

48°C

Low

31°C

Rain Chance

0%

Hourly Forecast

Clear 36°C
22:00
Clear 38°C
23:00
Jul 24

Day Statistics

Maximum Wind

14 km/h

Humidity

18%

Precipitation

0 mm

UV Index

11

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

05:40 AM

Sunset

07:53 PM

Moonrise

03:50 PM

Moonset

12:40 AM

Moon Phase

Waxing Gibbous

Moon Illumination

74%

Air Quality

PM2.5

5.5

μg/m³

PM10

11

μg/m³

NO₂

6.9

μg/m³

O₃

64.3

μg/m³

SO₂

0.5

μg/m³

CO

140.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

952.3

Diffuse Radiation

81.9

DNI

0

GTI

0

Weather Alerts

Extreme Heat Warning issued July 23 at 2:47AM PDT until July 27 at 8:00PM PDT by NWS Las Vegas NV

Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-Upper Colorado River Valley; Northeast Clark County; Western Clark and Southern Nye County; Las Vegas Valley; Southern Clark County; Lake Mead - NV side; Lake Mohave - NV side Jul 23, 02:47 AM - Jul 24, 05:00 AM
Severity: Severe Urgency: Expected

* WHAT...Dangerously hot conditions expected. Afternoon temperatures in the desert valleys will climb into the 108 to 114 degree range, and may exceed 115 along the Colorado River Valley and 120 in Death Valley. Overnight lows generally 80 to 95 degrees. * WHERE...Portions of northwest Arizona, southeast California, and southern Nevada including the Greater Mojave Desert region. * WHEN...From 10 AM PDT /10 AM MST/ this morning to 8 PM PDT /8 PM MST/ Monday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Monitor the latest forecasts and warnings for updates.

Event: Extreme Heat Warning Certainty: Likely Category: Met