Marion Township, Ohio pollen forecast — Mercer County Elks Golf Club neighborhood
Pollen Today
Today (20 September) pollen in Mercer County Elks Golf Club, Marion Township, Ohio is high; ragweed is high; grass and mugwort are moderate.
Pollen Tomorrow
Tomorrow (21 September 2026) grass declining, ragweed declining, mugwort no longer expected.
7-Day Trend
Over the next week grass, mugwort, and ragweed will increase.
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Pollen Risk
Today - 20 September
| Pollen species | Level | Value |
|---|---|---|
| Alder (Alnus) | None | 0/100 |
| Birch (Betula) | None | 0/100 |
| Hazel (Corylus) | None | 0/100 |
| Cypress (Cupressaceae) | None | 0/100 |
| Grass (Poaceae) | Moderate | 45/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Moderate | 27/100 |
| Ragweed (Ambrosia) | High | 64/100 |
Tomorrow - 21 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Alder (Alnus) | None | 0/100 | — |
| Birch (Betula) | None | 0/100 | — |
| Hazel (Corylus) | None | 0/100 | — |
| Cypress (Cupressaceae) | None | 0/100 | — |
| Grass (Poaceae) | Low | 5/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | None | 0/100 | |
| Ragweed (Ambrosia) | Low | 23/100 |
Local Environmental Conditions
Hazel and willow cluster near the water, an early and reliable source of allergenic pollen, in the vicinity. Oak and birch dominating the treeline, both heavy contributors to the spring pollen load, near this part of town. Nearby weather stations report comparable trends across the broader stretch of the county.
Hazel and willow by the water are typically first out of the gate, climbing steadily from late winter into March. Oak and birch in the nearby woodland follow in mid-to-late spring, usually peaking from April into May. Grass pollen counts rise through late spring, reaching their peak around June, before ragweed becomes the more dominant allergen from mid-August into October.
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Resource Hub
Pollen forecast neighborhoods 4 neighborhoods
Sports venues in Marion Township, Ohio 2 sports venues
Frequently Asked Questions About Pollen in Ohio
Is pollen high in Marion Township, Ohio right now?
On 20 September 2026, overall pollen levels in Marion Township, Ohio are high. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels
Will pollen levels change in Marion Township, Ohio tomorrow?
On 21 September 2026, pollen conditions in Marion Township, Ohio will be different from today, with ambrosia, grass continuing to decline
Is pollen expected to decrease in Marion Township, Ohio 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 Marion Township, Ohio?
On 20 September 2026, Ambrosia is the dominant pollen source in Marion Township, Ohio. artemisia and grass are also present but at lower levels.
When is pollen season in Marion Township, Ohio?
How often is the Marion Township, Ohio pollen forecast updated?
The Marion Township, Ohio pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Marion Township, Ohio 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 Marion Township, Ohio 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 Marion Township, Ohio, 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.
Understanding the Scale
The 0–100 scores represent risk levels, not direct measurements of pollen or air pollutant concentrations. Higher scores indicate higher risk. Pollen and air quality use different thresholds.
Pollen
| None | 0 | No or negligible risk of exposure. Pollen/mold exposure is expected to be minimal. |
| Low | 0-25 | Low risk of exposure. Small amounts of pollen or mold spores may be present. |
| Moderate | 25-50 | Moderate risk of exposure. Pollen/mold exposure is expected to be noticeable. |
| High | 50-75 | High risk of exposure. Elevated pollen/mold exposure is expected. |
| Very High | 75-100 | Very high risk of exposure. Pollen/mold exposure is expected to be at or near its highest levels. |
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Get 15-day pollen forecasts with morning, afternoon and evening detail, plus 5-day air quality forecasts. Explore interactive pollen risk maps, estimated pollen season start, route profiles and a symptoms diary.
Features and forecast availability vary by region. Currently covering Europe, the contiguous US, southern Canada, South Africa, Australia, Indonesia (Java & Bali), Brazil, Paraguay, Uruguay and the Buenos Aires area.
Developed with support from the European Space Agency (ESA) Business Applications and Space Solutions (BASS).
