Pollen Count

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Biology Department
nwu-pollen [at] nebrwesleyan.edu (nwu-pollen[at]nebrwesleyan[dot]edu)

Pollen Count

 

April 21, 2026

April 21, 2026
Count reflects pollen and spore collection over the previous 24 hours.
Click pollen name for count details.
Pollen (grains/cubic meter)
Trees 428.4
High
Ash 2.9
Birch 8.7
Hackberry 55.4
Juniper 1.0
Maple 31.1
Mulberry 185.5
Oak 139.9
Pine 1.0
Walnut 2.9
Weeds 0.0
Absent
Grass 11.7
Low
Total grass (Poaceae) 11.7
 

Pollen counts are made five days a week by kweskamp [at] nebrwesleyan.edu (Dr. Kate Weskamp), Assistant Professor of Chemistry at Nebraska Wesleyan University, during the pollen season, which is February through mid-October.

The pollen sampler is provided by Allergy, Asthma & Immunology Associates, PC and located at Nebraska Wesleyan University.

Please note that data presented here may not be appropriated or duplicated without written permission from Allergy, Asthma & Immunology Associates, PC. (402.464.5969).

The daily pollen counts for Lincoln, NE (as well as from other locations across the United States) are posted on the American Academy of Allergy, Asthma & Immunology pollen count site.

Tree Pollen Weed Pollen Grass Pollen Mold Spores Category Symptoms
0 0 0 0
Absent
No symptoms.
1-14 1-9 1-4 1-6499
Low
Only individuals extremely sensitive to these pollens and molds will experience symptoms.
15-89 10-49 5-19 6,500-12,999
Moderate
Many individuals sensitive to these pollens and molds will experience symptoms.
90-1,499 50-499 20-199 13,000-49,999
High
Most individuals with any sensitivity to these pollens and molds will experience symptoms.
>1,500 >500 >200 >50,000
Very High
Almost all individuals with any sensitivity at all to these pollens and molds will experience symptoms. Extremely sensitive people could have severe symptoms.