Allergies & Pollen
Pollen Forecast for Altadena, California
2.4
Low
Elm
Today
The quantity of pollen grains in the air for Saturday will be increasing over today's levels but will still remain in the low range. This forecast of higher pollen concentration is based on strong winds and decreasing humidity.
Outlook
Pollen concentrations for Sunday will be at about the same level in the low range. If you do suffer from allergies, tomorrow should be about as difficult outdoors as it was today.