![September 2021 Weather Forecast Outline For The Southwest United States; Update On Current El Nino and La Nina Forecast – Southern California Weather Force September 2021 Weather Forecast Outline For The Southwest United States; Update On Current El Nino and La Nina Forecast – Southern California Weather Force](https://www.southerncaliforniaweatherforce.com/wp-content/uploads/2021/09/912021ArticleC.jpg)
September 2021 Weather Forecast Outline For The Southwest United States; Update On Current El Nino and La Nina Forecast – Southern California Weather Force
![Sam Argier on Twitter: "11 A.M. UPDATE The Valentine's Day storm is moving in from the northwest. Cold air pushing into the valley is bringing strong wind and some rain/snow mix showers Sam Argier on Twitter: "11 A.M. UPDATE The Valentine's Day storm is moving in from the northwest. Cold air pushing into the valley is bringing strong wind and some rain/snow mix showers](https://pbs.twimg.com/media/Fo8vW9RXEAEpP3C.jpg:large)
Sam Argier on Twitter: "11 A.M. UPDATE The Valentine's Day storm is moving in from the northwest. Cold air pushing into the valley is bringing strong wind and some rain/snow mix showers
![NWS Las Vegas on Twitter: "Happy 1st Day of Meteorological #Fall! 🍂🍁 It sure doesn't feel like it! Above-avg temps expected all week. Slight chances of showers & t-storms enter the forecast! NWS Las Vegas on Twitter: "Happy 1st Day of Meteorological #Fall! 🍂🍁 It sure doesn't feel like it! Above-avg temps expected all week. Slight chances of showers & t-storms enter the forecast!](https://pbs.twimg.com/media/EDYcs6XU8AQd-jT.jpg)