Palos Township pollen forecast - today, tomorrow and the week ahead

Updated: 20 September 2026 at 14:33 CEST

Pollen Today

Moderate 37/100

Today (20 September) pollen in Palos Township is moderate; grass is moderate; ragweed is low.

Pollen Tomorrow

Low 20/100

Tomorrow (21 September 2026) grass declining, ragweed 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
37/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
None
0/100
Ragweed (Ambrosia)
Low
13/100

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
20/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
None
0/100
Ragweed (Ambrosia)
None
0/100
ENVIRONMENT & ANALYSIS

Local Environmental Conditions

In Palos Township, hazel and willow take root along the nearby bank, prolific early pollinators. Palos Township has oak and birch grow thick in nearby forest cover; birch is a notorious spring allergen. In Palos Township, a nearby park adds a modest grass and ragweed pollen load from its lawns and trees. Small elevation or soil differences can shift these figures a bit.

Waterside hazel and willow bloom first, cresting most years in February or March. Oak and birch pick up the pace next, hitting their high point in April or May. Grass pollen tops out in June. Ragweed then dominates from mid-August through October. The order of species stays steady, even if exact dates shift.

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Resource Hub

Air quality for Palos Township
Pollen forecast neighborhoods 1 neighborhood

Frequently Asked Questions About Pollen in Illinois

Is pollen high in Palos Township right now?

On 20 September 2026, overall pollen levels in Palos Township are moderate. Grass is the main contributor to airborne pollen, while ambrosia remain at lower levels

Will pollen levels change in Palos Township tomorrow?

On 21 September 2026, pollen conditions in Palos Township will be different from today, with grass continuing to decline

Is pollen expected to decrease in Palos 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 Palos Township?

On 20 September 2026, Grass is the dominant pollen source in Palos Township. ambrosia are also present but at lower levels. artemisia are not currently active.

When is pollen season in Palos Township?
Waterside hazel and willow bloom first, cresting most years in February or March. Oak and birch pick up the pace next, hitting their high point in April or May. Grass pollen tops out in June. Ragweed then dominates from mid-August through October. The order of species stays steady, even if exact dates shift.
How often is the Palos Township pollen forecast updated?

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

Does pollen in Palos 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 Palos 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 Palos 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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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).

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 Palos Township.

Data provided by Airmine — Last update: 20 September 2026 at 14:33 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.