Weather
Nevada Weather Alert: 70% Rain Chance Thursday, Oct. 22
Las Vegas, NV – A developing Pacific storm system is expected to bring showers, possible thunderstorms and cooler temperatures to the Las Vegas metropolitan area Wednesday, October 21, through Thursda
By Mara Ellison · 2026-10-21T10:35:48.063Z
Las Vegas, NV – A developing Pacific storm system is expected to bring showers, possible thunderstorms and cooler temperatures to the Las Vegas metropolitan area Wednesday, October 21, through Thursday, October 22. Rain chances climb to 70% Thursday, while afternoon temperatures fall from 80 degrees Wednesday to the upper 60s by Friday, bringing a noticeable change across southern Nevada.
According to the National Weather Service forecast for the Las Vegas area, scattered showers and thunderstorms are possible Wednesday afternoon and evening before precipitation becomes more widespread Thursday morning. The forecast calls for showers and thunderstorms to be likely Thursday, mainly before 1 p.m., with southwest wind gusts potentially reaching 22 mph.
Thursday Brings the Greatest Rain Chance The approaching storm is part of a larger Pacific weather system moving into the western United States, bringing cooler air and increased moisture across portions of the Southwest.
For Las Vegas, Wednesday's precipitation chance stands at 30%, with scattered thunderstorms possible mainly after 5 p.m. The chance remains at 30% Wednesday night, particularly after 8 p.m.
Thursday carries the highest forecast rain probability at 70%, with showers and thunderstorms likely during the morning and early afternoon.
Residents traveling through Las Vegas, Paradise and nearby communities across Clark County should prepare for potentially wet roads and changing visibility during heavier showers.
Although the broader Southwest faces an elevated flash flood threat, the supplied Las Vegas forecast does not establish a city specific Flood Watch or Flash Flood Warning.
Las Vegas Five Day Weather Outlook Wednesday 10/21: Mostly sunny skies accompany a high near 80 degrees. Scattered showers and thunderstorms become possible after 5 p.m., with a 30% precipitation chance. Winds could gust to 20 mph. Wednesday night turns mostly cloudy, with a low near 65 degrees and a 30% rain chance.
Thursday 10/22: Showers and thunderstorms are likely, mainly before 1 p.m., with a 70% precipitation chance. Temperatures reach approximately 73 degrees. Southwest winds could gust to 22 mph. Thursday night becomes mostly clear, with a low near 56 degrees and a 10% precipitation chance before 11 p.m.
Friday 10/23: Sunshine returns, with afternoon temperatures reaching approximately 69 degrees. Friday night remains mostly clear, with temperatures falling near 58 degrees.
Saturday 10/24: Sunny skies dominate the beginning of the weekend, with an afternoon high near 72 degrees. Saturday night remains mostly clear, with a low around 58 degrees.
Sunday 10/25: Another sunny day is expected, with temperatures reaching approximately 72 degrees. Sunday night stays mostly clear, with a low near 58 degrees.
Longer Range Outlook Favors Additional Moisture NOAA's Climate Prediction Center outlook for October 28 through November 3 favors above normal precipitation across southern Nevada.
The same extended outlook places much of Nevada in a near normal temperature category, suggesting temperatures may remain closer to seasonal averages during the final days of October.
These outlooks represent probabilities over several days rather than guaranteed rainfall or daily temperature predictions.
What Residents Should Know Drivers should monitor weather conditions Wednesday evening and Thursday, especially when traveling during periods of heavier showers.
The National Weather Service advises motorists to avoid flooded roadways if water accumulates in low lying areas. Even brief thunderstorms can create hazardous driving conditions.
Residents can monitor updated forecasts and official alerts at weather.gov/vef.