Cranbrook pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Cranbrook is medium; ragweed is medium; grass and mugwort are low. Tomorrow (10 August 2026) levels are similar - mugwort remains low, ragweed remains medium, grass increasing. Over the following five days grass, mugwort, and ragweed will increase. 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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Cranbrook's Rocky Mountain Trench setting features ponderosa pine, Douglas fir, and grassland as pollen sources amid this East Kootenay rail and ranching hub.

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):

    Low

    25/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    4/100

  • Ragweed (Ambrosia):

    Medium

    28/100

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):

    Medium

    42/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    19/100

  • Ragweed (Ambrosia):

    Medium

    44/100

Air quality in Cranbrook

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Frequently Asked Questions

Is pollen high in Cranbrook right now?

On 9 August 2026, overall pollen levels in Cranbrook are moderate. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels

Will pollen levels change in Cranbrook tomorrow?

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

Is pollen expected to decrease in Cranbrook this week?

According to the five-day outlook, ambrosia, artemisia, and grass pollen levels will increase later in the week.

Which pollen types are currently active in Cranbrook?

On 9 August 2026, Ambrosia is the dominant pollen source in Cranbrook. artemisia and grass are also present but at lower levels. cypress are not currently active.

When is pollen season in Cranbrook?
Set beneath the Rocky Mountains in the East Kootenays, Cranbrook experiences a cooler, mountain-shaped pollen season, with pine and birch producing a somewhat delayed spring bloom, while the surrounding ranchland sustains a fairly typical grass season and a light, short-lived ragweed presence.
How often is the Cranbrook pollen forecast updated?

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

Does pollen in Cranbrook 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 Cranbrook 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 Cranbrook, 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 Cranbrook.

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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.