Port Clinton pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Port Clinton is high; mugwort is high; ragweed is low. Tomorrow (10 August 2026) levels are similar - mugwort remains high, ragweed increasing, grass at low levels. Over the following five days mugwort and ragweed will increase; grass will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Port Clinton lies close to the Lake Erie shoreline, not far from the Vermilion River and Findley State Forest. The surrounding landscape is dominated by beech-maple woodland and lakeshore dune vegetation. The Vermilion River winds through the wider area, its banks favoring moisture-loving trees such as willow and alder. Local vegetation still varies with soil type and drainage.

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):

    High

    51/100

  • Ragweed (Ambrosia):

    Low

    24/100

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

    12/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    High

    70/100

  • Ragweed (Ambrosia):

    Medium

    46/100

Air quality in Port Clinton

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Frequently Asked Questions

Is pollen high in Port Clinton right now?

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

Will pollen levels change in Port Clinton tomorrow?

On 10 August 2026, pollen conditions in Port Clinton will be different from today, with artemisia at high levels, grass at low levels and ambrosia increasing

Is pollen expected to decrease in Port Clinton this week?

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

Which pollen types are currently active in Port Clinton?

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

When is pollen season in Port Clinton?
Streamside willow and alder near Beaver Creek kick off the local pollen calendar, usually strongest in the weeks before spring fully arrives. Tree pollen peaks next around Findley State Forest, where oak and hickory dominate the canopy through most of April and May. Similar timing shows up near the Vermilion River and the natural areas around Osborn Metropark, with only minor local variation.
How often is the Port Clinton pollen forecast updated?

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

Does pollen in Port Clinton 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 Port Clinton 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 Port Clinton, 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: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Port Clinton.

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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.