Slidre pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Slidre is high; cypress is high; grass is medium; mugwort is low. Tomorrow (10 August 2026) levels are similar - cypress declining. Over the following five days cypress, grass, and mugwort 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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Slidre is a small Innlandet village in Vestre Slidre municipality in the Valdres valley where birch, hazel, and valley farmland vegetation are the main local pollen sources. The Slidre valley concentrates pollen under calm conditions, while the inland Valdres continental climate produces a well-defined seasonal progression with birch peaking through April and May before grass from surrounding mountain farmland contributes through June and July and mugwort extends into September.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    High

    70/100

  • Grass (Poaceae):

    Medium

    27/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    19/100

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):

    Medium

    47/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    None

    0/100

Air quality in Slidre

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Frequently Asked Questions

Is pollen high in Slidre right now?

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

Will pollen levels change in Slidre tomorrow?

On 10 August 2026, pollen conditions in Slidre will be different from today, with cypress continuing to decline

Is pollen expected to decrease in Slidre this week?

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

Which pollen types are currently active in Slidre?

On 9 August 2026, Cypress is the dominant pollen source in Slidre. grass and artemisia are also present but at lower levels. hazel and willow are not currently active.

When is pollen season in Slidre?
Pollen in Slidre gets underway in March and lasts through August, starting quietly with alder and hazel in March, before birch takes over with a strong peak into May. Grass takes over from there through the June-July stretch. With the wide inland valleys typical of eastern Norway near Slidre, the local climate gives this particular area its own seasonal quirks worth knowing about.
How often is the Slidre pollen forecast updated?

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

Does pollen in Slidre 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 Slidre 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 Slidre, 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 Norway?

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 Slidre.

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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.