Sudbury pollen forecast — Manitoulin Island neighborhood

Today (9 August) pollen in Manitoulin Island, Sudbury is none Tomorrow (10 August 2026) levels are similar - grass at low levels, mugwort at low levels, ragweed at low levels. Over the following five days grass will increase; mugwort and ragweed will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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Manitoulin Island's mixed forest setting features oak, maple, and birch as the main tree pollen sources, with exposure varying between the wooded interior and the extensive Lake Huron shoreline farmland, the world's largest freshwater island.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

  • Ragweed (Ambrosia):

    None

    0/100

High pollen levels may trigger sneezing, itchy eyes, and congestion. Airmine's neighbourhood estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily.

Tomorrow - 10 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    7/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    10/100

  • Ragweed (Ambrosia):

    Low

    10/100

Other Landmarks in Sudbury

Frequently Asked Questions

Is pollen high in Sudbury right now?

Currently, there is no significant pollen in Sudbury.

Will pollen levels change in Sudbury tomorrow?

On 10 August 2026, pollen conditions in Sudbury will be different from today, with ambrosia at low levels, artemisia at low levels, grass at low levels

Is pollen expected to decrease in Sudbury this week?

According to the five-day outlook, ambrosia and artemisia pollen levels are expected to gradually decrease, while grass pollen will increase, suggesting mixed conditions later in the week.

Which pollen types are currently active in Sudbury?

On 9 August 2026, there are no significant pollen types in Sudbury.

When is pollen season in Sudbury?
Surrounded by Lake Huron's open water on nearly every side, Manitoulin Island experiences a cool, lake-tempered pollen season, with alvar habitat and mixed forest producing a delayed, relatively mild spring tree bloom, while the island's limited farmland keeps ragweed exposure lower than on the adjacent mainland.
How often is the Sudbury pollen forecast updated?

The Sudbury pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Sudbury come from nearby or far away?

Studies show that most pollen exposure (often 70–90%) comes from nearby sources, such as local trees and vegetation. A good pollen forecast therefore depends on accurately representing local vegetation. Pollen can travel long distances, but this usually matters only early in the season or during specific wind events.

Are pollen levels in Sudbury based on measurements or forecasts?

Pollen data is often misunderstood. Most "pollen levels" are not real-time measurements, but forecasts.

Direct pollen measurements are typically delayed by 1-2 days because they require manual analysis. To show current conditions in Sudbury, modern forecasts combine recent measurements, weather data, and information about local vegetation.

This allows us to estimate pollen levels for today and the coming days, not just report the past.

Airmine’s atmospheric monitoring platform was developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team, using satellite and Earth observation technologies to improve emissions monitoring.

Check pollen in other popular cities:

Data provided by Airmine — Last update: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Manitoulin Island, Sudbury.

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Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.