Allergies & Pollen
Pollen Forecast for Barstow, California
7.7
Medium-High
Alder, Ash and Cedar/Juniper
Today
Concentration of pollen grains in the air for Friday will be increasing over today's levels in the moderate range. The cause for the rising pollen levels is drier air.
Outlook
Pollen concentrations for Saturday will be falling in the moderate range. This lower level is caused by rising relative humidity and relatively weaker winds.