Omak pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Omak is medium; mugwort is medium; ragweed is low. Tomorrow (10 August 2026) levels are similar - mugwort remains medium, ragweed remains low, grass at low levels. 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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Omak sits on an orchard-farming valley along the Okanogan River in north-central Washington, where the dominant vegetation is a mix of irrigated orchard rows, riverside cottonwood, and sagebrush foothills, shaping the local pollen profile across the seasons. None of this is unusual for a town with Omak's particular mix of terrain and plant life. None of this differs sharply from one year to the next barring unusual weather.

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):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Medium

    32/100

  • Ragweed (Ambrosia):

    Low

    16/100

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):

    Low

    4/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Medium

    40/100

  • Ragweed (Ambrosia):

    Low

    22/100

Air quality in Omak

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Frequently Asked Questions

Is pollen high in Omak right now?

On 9 August 2026, overall pollen levels in Omak are moderate. Artemisia is the main contributor to airborne pollen, while ambrosia remain at lower levels

Will pollen levels change in Omak tomorrow?

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

Is pollen expected to decrease in Omak 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 Omak?

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

When is pollen season in Omak?
Pollen season in Omak starts with alder and birch in February before maple takes over and peaks through March and April. Grass follows, peaking through May and June, while mugwort and nettle extend exposure into September. The damp, mild regional climate keeps pollen counts lower than in drier parts of the country, though spring rain events can trigger brief spikes, shaping conditions across the city.
How often is the Omak pollen forecast updated?

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

Does pollen in Omak 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 Omak 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 Omak, 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: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Omak.

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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.