Verdalsøra pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Verdalsøra is high; mugwort is high; cypress is medium; grass is low. Tomorrow (10 August 2026) levels are similar - cypress remains medium, mugwort 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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Verdalsøra is a small Trøndelag town in Verdal municipality at the mouth of the Verdalselva River where birch, alder, and riverside farmland vegetation are the main local pollen sources. The Trondheimsfjord position means onshore winds can periodically disperse pollen, while the Atlantic-influenced Trøndelag climate provides frequent rainfall interruptions and birch peaks through April and May before grass from surrounding Verdal farmland contributes through June and July.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Medium

    50/100

  • Grass (Poaceae):

    Low

    8/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    68/100

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

    27/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Medium

    45/100

Air quality in Verdalsøra

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Frequently Asked Questions

Is pollen high in Verdalsøra right now?

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

Will pollen levels change in Verdalsøra tomorrow?

On 10 August 2026, pollen conditions in Verdalsøra will be different from today, with cypress at medium levels and artemisia continuing to decline

Is pollen expected to decrease in Verdalsøra this week?

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

Which pollen types are currently active in Verdalsøra?

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

When is pollen season in Verdalsøra?
Verdalsøra's pollen calendar begins in March and continues through August, with alder and hazel arriving first from March, before birch surges to its highest levels and staying strong through May. Grass pollen then carries the season through the summer months of June and July. With the broad agricultural plains typical of this part of Trøndelag, the local climate tends to keep the pollen season fairly predictable from year to year.
How often is the Verdalsøra pollen forecast updated?

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

Does pollen in Verdalsøra 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 Verdalsøra 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 Verdalsøra, 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?

Bergen Drammen Fredrikstad Kristiansand Oslo Sandefjord Stavanger Trondheim

Check pollen in other popular cities:

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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 Verdalsøra.

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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.