Area Forecast Discussion
Issued by NWS Las Vegas, NV
Issued by NWS Las Vegas, NV
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347 FXUS65 KVEF 012040 AFDVEF Area Forecast Discussion National Weather Service Las Vegas NV 1240 PM PST Mon Dec 1 2025 .KEY MESSAGES... * Northwest flow aloft will continue to bring periods of north winds and cooler temperatures to the region through the week. && .DISCUSSION...through the weekend. Ensemble guidance has us under a northwesterly flow pattern for the first week of December. This keeps the region dry with precipitation chances below 10% everywhere except far northeastern portions of Lincoln County. Temperatures fluctuate within a few degrees of seasonable values, warming slightly over the weekend. First freezes are likely (70%) Tuesday morning in eastern Inyo, northeastern Clark, and central Mohave counties where Freeze Warnings are in effect. As systems pass by, periods of increased northerly breezes can be expected. Gusty conditions continue in the lower Colorado River Valley today with gusts generally 25-40 mph. Another round of gusty conditions is forecast Wednesday and Thursday as a secondary system moves through midweek. Widespread gusts of 20-40 mph are anticipated. && .AVIATION...For Harry Reid...For the 18Z Forecast Package...Northeast breezes continue through the daylight hours today, with speeds generally 6-10 knots and some occasional gusts of 15-18 knots. Winds diminish this evening as they return to a southwest direction. Light winds remain light tomorrow as chances for 10+ knots are under 10%. Mostly clear skies with few to scattered high clouds. For the rest of southern Nevada, northwest Arizona and southeast California...For the 18Z Forecast Package...Northerly to northeasterly breezes across the region today. Strongest winds will be in the lower Colorado River Valley where gusts of 25-35 knots are likely (70%). Winds weaken this evening. Mostly clear skies with few to scattered high clouds. && .SPOTTER INFORMATION STATEMENT...Spotters are encouraged to report any significant weather or impacts according to standard operating procedures. && $$ DISCUSSION/AVIATION...Woods For more forecast information...see us on our webpage: https://weather.gov/lasvegas or follow us on Facebook and Twitter