Wasco pollen forecast — Mary Meadows neighborhood

Today (30 August) pollen in Mary Meadows, Wasco is high; grass and ragweed are high; mugwort is moderate. 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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Mary Meadows — Woodland where oak stands alongside birch, the latter especially aggressive as an allergen; this sits close enough to matter, at 119m. Parkland with regularly mown grass and planted trees, both sources of grass and ragweed pollen; this sits close by, around 629 meters away. Comparable land cover in surrounding areas tends to produce a similar pollen mix overall.

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

    54/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Moderate

    40/100

  • 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

    56/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Moderate

    41/100

  • Ragweed (Ambrosia):

    High

    70/100

Other Landmarks in Wasco

Frequently Asked Questions

Is pollen high in Wasco right now?

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

Will pollen levels change in Wasco tomorrow?

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

Is pollen expected to decrease in Wasco this week?

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

Which pollen types are currently active in Wasco?

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

When is pollen season in Wasco?
Oak and birch in the woodland come next, through the heart of spring, reaching its high point through April and into May. Late spring brings rising grass pollen that crests in June, and ragweed later takes the lead from mid-August through October. Year-to-year timing varies a little, though the general sequence stays fairly consistent here.
How often is the Wasco pollen forecast updated?

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

Does pollen in Wasco 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 Wasco 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 Wasco, 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 14:32 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Mary Meadows, Wasco.

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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.