Allergies & Pollen Count for San Luis Rey, California

Today's Condition

4.7Low-Medium

Top Allergens:

Elm, Sagebrush/Sage, Chenopods

Pollen Index

9.7 - 12 - High

Very high pollen levels. Symptoms are likely for most people with pollen allergies.

7.3 - 9.6 - Medium - High

High enough pollen levels that most allergy sufferers will notice symptoms.

4.9 - 7.2 - Medium

Moderate pollen levels. Many people with allergies may start experiencing symptoms.

2.5 - 4.8 - Low - Medium

Small amounts of pollen present. Highly sensitive individuals may notice mild symptoms.

0.0 - 2.4 - Low

Very little pollen in the air. Most people with pollen allergies will not experience symptoms.

Discussion

Concentration of pollen grains in the air for Thursday will be greater than today's levels in the moderate range. This results in part from higher temperatures and the lower dewpoint.

Allergy Facts

About one-third of all people who suffer from allergies experience symptoms six to eight hours following exposure to the allergenic substance. This so-called late phase reaction occurs much later than the immediate irritation and may last up to four hours.