Chadds Ford pollen forecast - today, tomorrow and the week ahead
Today (9 August) pollen in Chadds Ford is medium; ragweed is medium; grass is low. Tomorrow (10 August 2026) levels are similar - grass remains low, ragweed remains medium, mugwort at low levels. Over the following five days grass, mugwort, and ragweed will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Chadds Ford sits on the rolling Brandywine Valley, where the dominant vegetation is a mix of oak and tulip poplar forest, dogwood understory, and farmland hedgerows, shaping the local pollen profile across the seasons. Exposure varies with proximity to green space versus the more built-up parts of Chadds Ford. Residents who spend time outdoors around Chadds Ford typically notice the shift as each season turns over.
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):
Low
1/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
None
0/100
-
Ragweed (Ambrosia):
Medium
27/100
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
5/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Low
3/100
-
Ragweed (Ambrosia):
Medium
34/100
Air quality in Chadds Ford
View air qualityFrequently Asked Questions
Is pollen high in Chadds Ford right now?
On 9 August 2026, overall pollen levels in Chadds Ford are moderate. Ambrosia is the main contributor to airborne pollen, while grass remain at lower levels
Will pollen levels change in Chadds Ford tomorrow?
On 10 August 2026, pollen conditions in Chadds Ford will be different from today, with ambrosia at medium levels, artemisia at low levels, grass at low levels
Is pollen expected to decrease in Chadds Ford 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 Chadds Ford?
On 9 August 2026, Ambrosia is the dominant pollen source in Chadds Ford. grass are also present but at lower levels. artemisia and cypress are not currently active.
When is pollen season in Chadds Ford?
How often is the Chadds Ford pollen forecast updated?
The Chadds Ford pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Chadds Ford 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 Chadds Ford 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 Chadds Ford, 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: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)
This page provides the latest public pollen forecast for Chadds Ford.
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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.