Worthington State Forest Campground pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (20 September) pollen in Worthington State Forest Campground is low; grass, mugwort, and ragweed are low.
Pollen Tomorrow
Tomorrow (21 September 2026) grass remains low, ragweed remains low, 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) | Low | 14/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Low | 3/100 |
| Ragweed (Ambrosia) | Low | 15/100 |
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 | 9/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | None | 0/100 | |
| Ragweed (Ambrosia) | Low | 11/100 |
Local Environmental Conditions
Near Worthington State Forest Campground, Worthington State Forest Campground, hazel and willow grow along the local waterway, both efficient wind pollinators. Worthington State Forest Campground, Worthington State Forest Campground has oak and birch grow thick in nearby forest cover; birch is a notorious spring allergen. Around Worthington State Forest Campground, Worthington State Forest Campground, a local park tops up the local grass and ragweed count with lawn grass and plantings.
Waterside hazel and willow bloom first, cresting most years in February or March. Spring's second wave is oak and birch, usually peaking between April and May. Grass pollen crests in June, handing off to ragweed's run from mid-August through October.
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Frequently Asked Questions About Pollen in Pennsylvania
Is pollen high in Worthington State Forest Campground right now?
On 20 September 2026, overall pollen levels in Worthington State Forest Campground are low. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels
Will pollen levels change in Worthington State Forest Campground tomorrow?
On 21 September 2026, pollen conditions in Worthington State Forest Campground will be different from today, with ambrosia at low levels, grass at low levels
Is pollen expected to decrease in Worthington State Forest Campground 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 Worthington State Forest Campground?
On 20 September 2026, Ambrosia is the dominant pollen source in Worthington State Forest Campground. artemisia and grass are also present but at lower levels.
When is pollen season in Worthington State Forest Campground?
How often is the Worthington State Forest Campground pollen forecast updated?
The Worthington State Forest Campground pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Worthington State Forest Campground 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 Worthington State Forest Campground 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 Worthington State Forest Campground, 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).
