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Pollen Forecast

Forecast Issued: 20-09-2021

Pollen Type: Weed

Region Tuesday Wednesday
21-09-2021 22-09-2021
Leinster L L
Munster L L
Connacht L L
Ulster L L

L = Low
M = Moderate
H = High
VH = Very high
N/A = Not available

General Comments:

The weed pollen risk will be low. Fungal spores will be high in warm, dry areas today but moderate in Ulster.

Tree Comments:

Tree pollen now at a low risk.

Grass Comments:

Grass pollen season in terminal decline with only a low risk for the remainder of the season.

Weed Comments:

Weed pollen is now in decline with only a low risk.

Spore Comments:

Fungal spores will be high at times, only reducing to low during heavy rainfall. Penicillium is now in peak season, particularly during warm and humid conditions. Cladosporium, Alternaria and Epicoccum continue in season during good weather and Leptosphaeria during damp weather or high humidity.

© National Pollen and Aerobiology Research Unit

Forecast updated at around 11:15 AM daily

This pollen forecast is copyright protected. Reproduction of this on other websites or electronic media by any means whatever is prohibited. © National Pollen and Aerobiology Research Unit, University of Worcester.

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