This advisory is in effect through Tuesday morning. SCAQMD will issue an update if additional information becomes available.

A wildfire, named the Cranston Fire, is burning to the east of Hemet in Riverside County within the San Bernardino National Forest. The burn area was last reported at 13,139 acres with 57 percent containment. Southerly winds this morning will transition to an onshore flow this afternoon with predicted wind gusts up to 25 mph. They will then transition to a northerly wind during the evening and overnight hours. During the overnight and early morning hours, downslope winds might bring smoke into the valleys west of the fire.

Overall, meteorological conditions may bring smoke into portions of San Bernardino County and Riverside County, including the Coachella Valley. Air quality may reach Unhealthy levels or higher in areas directly impacted by smoke.

Areas of direct smoke impacts and Unhealthful air quality may include portions of:
Riverside County: Areas 23 (Metropolitan Riverside), 24 (Perris Valley), 27 (Anza), 28 (Hemet/San Jacinto Valley), 29 (Banning Pass), and 30 (Coachella Valley).

San Bernardino County: Areas 34 (Central San Bernardino Valley), 35 (East San Bernardino Valley), 37 (Central San Bernardino Mountains), and 38 (Big Bear Lake).

In any area impacted by smoke: If you smell smoke or see ash due to a wildfire, limit your exposure by remaining indoors with windows and doors closed or seeking alternate shelter, and avoiding vigorous physical activity. For more tips on protecting yourself during a wildfire, see SCAQMD’s Wildfire Smoke & Ash Health & Safety Tips page:

SCAQMD Advisory updates can be found at the following link:

To subscribe to air quality alerts, advisories and forecasts by email, go to

To view current air quality conditions by region in an interactive map, see

For more information on avoiding health impacts from smoke, see SCAQMD’s Wildfire Smoke & Ash Health & Safety Tips page at:

For a map of SCAQMD Forecast Areas, see

For a map of SCAQMD Forecast Areas, see

The SCAQMD is the air pollution control agency for Orange County and major portions of Los Angeles, San Bernardino and Riverside counties.