Fairview Township pollen forecast — Merritt neighborhood

Updated: 20 September 2026 at 20:27 CEST

Pollen Today

Low 25/100

Today (20 September) pollen in Merritt, Fairview Township is low; grass, mugwort, and ragweed are low.

Pollen Tomorrow

Low 6/100

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
22/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
Low
1/100
Ragweed (Ambrosia)
Low
25/100

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
3/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
None
0/100
Ragweed (Ambrosia)
Low
6/100
ENVIRONMENT & ANALYSIS

Local Environmental Conditions

Here, near this part of town, the nearest stream or river hosts hazel and willow, two of the most allergenic early-season trees. Located not far from here, this area has oak and birch trees, with birch pollen especially potent during its brief spring window. Nearby weather stations report comparable trends across the broader stretch of the county.

Hazel and willow along the water get the season underway before other species, usually the first pollen source active, peaking sometime in February or March. Further into spring, the area's oak and birch stands drive the pollen count, generally peaking somewhere between April and May. Through late spring, grass pollen climbs steadily toward its June peak, and ragweed later takes the lead from mid-August through October.

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Frequently Asked Questions About Pollen in Pennsylvania

Is pollen high in Fairview Township right now?

On 20 September 2026, overall pollen levels in Fairview Township are low. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels

Will pollen levels change in Fairview Township tomorrow?

On 21 September 2026, pollen conditions in Fairview Township will be different from today, with ambrosia at low levels, grass at low levels

Is pollen expected to decrease in Fairview Township 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 Fairview Township?

On 20 September 2026, Ambrosia is the dominant pollen source in Fairview Township. artemisia and grass are also present but at lower levels.

When is pollen season in Fairview Township?
Hazel and willow along the water get the season underway before other species, usually the first pollen source active, peaking sometime in February or March. Further into spring, the area's oak and birch stands drive the pollen count, generally peaking somewhere between April and May. Through late spring, grass pollen climbs steadily toward its June peak, and ragweed later takes the lead from mid-August through October.
How often is the Fairview Township pollen forecast updated?

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

Does pollen in Fairview Township 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 Fairview Township 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 Fairview Township, 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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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).

Airmine app pollen map

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. This page provides the latest public pollen forecast for Fairview Township.

Data provided by Airmine — Last update: 20 September 2026 at 20:27 CEST (Data is updated four times daily.)

Methodology & Technology

Our forecasts utilize high-resolution satellite imagery from the Copernicus Sentinel-5P mission combined with a proprietary network of ground-based IoT sensors. Pollen forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset in a statistical prediction model, updated four times daily.

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

Disclaimer

The information provided is for environmental awareness only and does not constitute medical advice. Athletes with known respiratory conditions or severe allergies should consult their physician before participating in strenuous outdoor activities based on these forecasts.

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.