Pollen Counts in Ottawa, Ontario

none/unknown
low
moderate
high
extreme
TodayTodayTuesdayTuesdayWednesdayWednesdayThursdayThursdayFridayFriday00000000001111101111GrassGrassRagweedRagweedTreeTreeMoldMold
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Today, the overall pollen level in Ottawa, Ontario is very low and the number of mold spores in the air is unknown or very low. The heatmap above summarizes the daily pollen, mold, and air quality levels for the next five days. The following graphs display detailed forecasts for each allergen.


Grass

TodayTodayTuesdayTuesdayWednesdayWednesdayThursdayThursdayFridayFriday00000Grass Pollen554433221100grains/mᶟ
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Ragweed

TodayTodayTuesdayTuesdayWednesdayWednesdayThursdayThursdayFridayFriday00000Ragweed Pollen554433221100grains/mᶟ
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Tree

Today, the tree pollen count is expected to be low with a pollen count of 7 grains per cubic meter. In the coming days, the tree pollen count is expected to decrease to 1 grain/㎥ on Thursday, which is considered to be low.

TodayTodayTuesdayTuesdayWednesdayWednesdayThursdayThursdayFridayFriday73411Tree Pollen35352828212114147700grains/mᶟ
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Mold

Today, the outdoor mold spore count is expected to be 0 spores per cubic meter. In the coming days, the mold spore count is expected to rise to 835 spores/㎥ on Friday, which is considered to be low.

TodayTodayTuesdayTuesdayWednesdayWednesdayThursdayThursdayFridayFriday0300405668835Mold Spores4000400030003000200020001000100000spores/mᶟ
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Internet Search Trends

Research has shown that Google search trends may be an indicator of pollen levels in the absence of reliable pollen sensors, which can be few and far between in certain areas. While it is not a precise measure of airborne pollen, it can show which regional populations seem to be more affected by pollen. The following maps of relative interest in the Google search query “Pollen” over the past day in Canada and Ontario may shed light on the pollen situation in the areas near Ottawa.



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