Granite Falls pollen forecast - today, tomorrow and the week ahead

Today (30 August) pollen in Granite Falls is high; grass, mugwort, and ragweed are high. Tomorrow (31 August 2026) levels are similar. Over the following five days grass, 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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Around Granite Falls, along the damp banks, hazel and willow release some of the year's first tree pollen; this sits not far from here. Located just outside the immediate area, this area has a nearby park's turf and ornamental trees layer grass and ragweed pollen onto the seasonal mix. Local readings for the surrounding area tend to follow this same general pattern.

Today - 30 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    High

    51/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    51/100

  • Ragweed (Ambrosia):

    High

    70/100

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 - 31 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    High

    67/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    66/100

  • Ragweed (Ambrosia):

    High

    70/100

Air quality in Granite Falls

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Pollen forecast for neighborhoods and landmarks in Granite Falls

Frequently Asked Questions

Is pollen high in Granite Falls right now?

On 30 August 2026, overall pollen levels in Granite Falls are high. Grass is the main contributor to airborne pollen, while ambrosia and artemisia remain at lower levels

Will pollen levels change in Granite Falls tomorrow?

On 31 August 2026, pollen conditions in Granite Falls will be similar to today, with grass at high levels, ambrosia at high levels, artemisia at high levels

Is pollen expected to decrease in Granite Falls this week?

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

Which pollen types are currently active in Granite Falls?

On 30 August 2026, Grass is the dominant pollen source in Granite Falls. ambrosia and artemisia are also present but at lower levels. cypress are not currently active.

When is pollen season in Granite Falls?
Around Granite Falls, near the bank, hazel and willow lead the seasonal calendar, arriving ahead of the rest of the season, cresting around late winter. Grass pollen becomes the dominant allergen through late spring, peaking in June, before ragweed pollen takes center stage across mid-August into October. Regional pollen monitoring generally reflects this same pattern across nearby areas.
How often is the Granite Falls pollen forecast updated?

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

Does pollen in Granite Falls 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 Granite Falls 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 Granite Falls, 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.

Want to see pollen forecasts for other cities in United States?

Check pollen in other popular cities:

Data provided by Airmine — Last update: 30 August 2026 at 08:36 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Granite Falls.

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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.

Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.