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Event Year: Date:

200MB.gif  200MB wind analysis for August 22/12Z-25/12Z. Analysis depicts Pacific High pushing strong band of winds into Southwest US with winds over Southern-Western Nevada at 50-70kts by the 24th. Northern branch of jet digs south and merges with southerly branch resulting in stronger winds over Southern Nevada at 80-90kts.
500MB Absolute Vorticity.gif  500MB Absolute Vorticity analysis for August 22/12Z-25/12Z. Analysis depicts High over Northern CA/Northern NV as Low off CA Central coast moves over Southern CA on the 22nd and another Low over the Northwest US digs south into Northern CA/Central NV aided by an upper level disturbance on the 24th.
500MB.gif  500MB analysis for August 22/12Z-25/12Z. Analysis depicts High over Northern CA/Northern NV as Low off CA Central coast moves over Southern CA on the 22nd and another Low over the Northwest US digs south into Northern CA/Central NV aided by an upper level disturbance on the 24th.
700MB Vertical Velocity.gif  700MB vertical velocity analysis for August 22/12Z-25/12Z. Analysis depicts an increase in clouds from August 22-23 with precipitation activity to the south and north of the Las Vegas area on August 23.
850MB.gif  850MB level analysis for August 22/12Z-25/12Z. Analysis depicts predominant south-southwest flow over Southern Nevada with periods of light and variable winds on August 23.
AirNow AQI Animation 23.gif  AirNow GIF product showing August 23 hourly Combined AQI for Ozone and PM pollutants for the California/Nevada region, with impacts of the wildfire in Southern California over Sourthern Nevada.
AirNow AQI Animation 24.gif  AirNow GIF product showing August 24 hourly Combined AQI for Ozone and PM pollutants for the California/Nevada region, with impacts of the wildfire in Southern California over Sourthern Nevada.
AirNow AQI Peaks 23.jpg  EPA AIRNow map of California and Nevada showing daily peak combined and the ozone and PM AQI levels for August 23. Areas in the Unhealthy for Sensitive Groups AQI level is depicted as orange and Moderate level is depicted as yellow.
AirNow AQI Peaks 24.jpg  EPA AIRNow map of California and Nevada showing daily peak combined and the ozone and PM AQI levels for August 24. Areas in the Unhealthy AQI level is depicted as Red, the Unhealthy for Sensitive Groups AQI level is depicted as orange and Moderate AQI level is depicted as yellow.
AirNow Hysplit 23.jpg  EPA AIRNow Hysplit product with satellite view base maps for August 23 showing map of Southern California and Nevada with the smoke plume in grey just west of the San Bernardino/Clark Counties' border. The lines are airflow trajectories at different elevations indicating easterly flow over Las Vegas.
AirNow Hysplit 24.jpg  EPA AIRNow Hysplit product with satellite view base map for August 24 of Southern California and Nevada with smoke from the wildfires in California over Southern Nevada. The airflow trajectories at different elevations indicating a westerly flow from California easily transporting smoke into the Las Vegas area.
DAQ Air Quality Index 23.jpg  DAQ AQI for August 24 showing one DAQ site in the Unhealthy for Sensitive Groups (USG) levels within the Greater Las Vegas valley.
DAQ Air Quality Index 24.jpg  DAQ AQI for August 24 showing six DAQ sites in the Unhealthy for Sensitive Groups (USG) levels within the Greater Las Vegas valley.
DAQ AQ Forecast 23.JPG  DAQ air quality forecast issued on August 23 forecasting Moderate level of ozone due to the weak overall weather pattern.
DAQ AQ Forecast 24.JPG  DAQ air quality forecast issued on August 24 showing Unhealthy for Sensitive Groups conditions expected for two days and an Ozone and Smoke Advisory in effect.
DAQ M Resort Visiblility Camera--North View Towards Las Vegas Strip 23.gif  August 23rd animation from the DAQ M Resort Visiblility Camera with a North view towards the Las Vegas Strip showing smoke towards the Strip and northern mountain range.
DAQ M Resort Visiblility Camera--North View Towards Las Vegas Strip 24.gif  August 24th animation from the DAQ M Resort Visiblility Camera with a North view towards the Las Vegas Strip showing the smoke towards the Strip and northern mountain range has increased.
DAQ M Resort Visiblility Camera--Northwest Las Vegas Valley View 23.gif  August 23rd animation from the DAQ M Resort Visiblility Camera with a view of the Northwest Las Vegas Valley View area showing smoke towards La Madre Mountain range.
DAQ M Resort Visiblility Camera--Northwest Las Vegas Valley View 24.gif  August 24th animation from the DAQ M Resort Visiblility Camera with a view of the Northwest Las Vegas Valley View area showing smoke towards La Madre Mountain range has increased.
DAQ Meteorological Hourly Averages 23.jpg  Product showing the wind speed and direction for all DAQ sites for August 23, 2016.
DAQ Meteorological Hourly Averages 24.jpg  Product showing the wind speed and direction for all DAQ sites for August 24, 2016.
DAQ Ozone Animation 23.gif  Localized DAQ GIF product for Las Vegas, showing the day's hourly AQI for Ozone for August 23, 2016.
DAQ Ozone Animation 24.gif  Localized DAQ GIF product for Las Vegas, showing the day's hourly AQI for Ozone for August 24, 2016.
DAQ Pollution Hourly Averages 23.jpg  DAQ product with hourly averages of ozone, PM10, and PM2.5 for August 23, 2016.
DAQ Pollution Hourly Averages 24.jpg  DAQ product with hourly averages of ozone, PM10, and PM2.5 for August 24, 2016.
DAQ Smoke Ozone Advisory.pdf  DAQ Air Quality Advisory for Ozone and Smoke due to wildfire over Southern California. It was issued for Wednesday and Thursday, August 23 and 24, 2016.
InciWeb - Soberanes Monterrey Co and Cedar Sequoia Nat Forest CA Wildfires.jpg  InciWeb information on the California Wildfires, Soberanes and Cedar, which produce the smoke that helped push the Ozone level into the Unhealthy for Sensitive Groups in Las Vegas.
National Weather Service Forecast Discussion 22-25.pdf  National Weather Service Forecast Discussion for our area from Aug 22-25. Discussions centers around a Low pressure system and the associated shower and thunderstorm activity moving through the area with High pressure building in as Low exits area. No mention of the California wildfires or smoke.
National Weather Service Observations for Las Vegas Sites 23-24.pdf  National Weather Service weather observations from the reporting sites in and around Las Vegas.
SFC.gif  Surface analysis for August 22/12Z-25/12Z. Analysis depicts Cold Front moving into Central Nevada where it becomes a Stationary Front as High pressure over the Southwest US keeps Cold Front from moving into Southern Nevada. Cold front exits Central Nevada on August 24th.
Summary.pdf  Ozone reached the Unhealthy for Sensitive Groups level at many of the network stations during a period of wildfire smoke from southern California combining with local influences.
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