The Weather Network
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Allergy Outlook

Gretna, MB

Friday, May 17
Pollen
High
Air Quality
Not Available
Mold
Moderate

Pollen Forecast

Reported at Gretna, MB
Data provided by Aerobiology Research
Friday, May 17
High
High
QUERCUS-Oak
Moderate
BETULA-Birch
Low
FRAXINUS-Ash
Saturday, May 18
High
High
QUERCUS-Oak
Moderate
BETULA-Birch
Low
FRAXINUS-Ash
Sunday, May 19
Very High
Very High
QUERCUS-Oak
Moderate
BETULA-Birch
Low
PINACEAE-Pine, Fir, Spruce

About the Allergy Outlook

Data provided by Aerobiology Research

The pollen forecast levels are determined from sample collections taken at 32 local reporting stations across Canada. The pollen forecast is based on actual number of particles per cubic metre of air.
Risk Conditions Guidelines
Not Available
Low
1-20 grains/m³
Moderate
21-80 grains/m³
High
81-200 grains/m³
Very High
>200 grains/m³