Vincennes pollen forecast — George Rogers Clark National Historical Park neighborhood
Today (9 August) pollen in George Rogers Clark National Historical Park, Vincennes is low; mugwort and ragweed are low. Tomorrow (10 August 2026) levels are similar - mugwort remains low, ragweed increasing, grass at low levels. Over the following five days grass, mugwort, and ragweed will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.
Get the full experience in the Airmine app.
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.
Located at a memorial park and rotunda on the site of a Revolutionary War fort, George Rogers Clark National Historical Park sees vegetation and pollen exposure consistent with Vincennes more broadly, following the same seasonal pattern as the surrounding area. Any difference from the citywide pattern here tends to be minor rather than a distinct microclimate.
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):
None
0/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Low
4/100
-
Ragweed (Ambrosia):
Low
25/100
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
13/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Low
19/100
-
Ragweed (Ambrosia):
Medium
41/100
Other Landmarks in Vincennes
Frequently Asked Questions
Is pollen high in Vincennes right now?
On 9 August 2026, overall pollen levels in Vincennes are low. Ambrosia is the main contributor to airborne pollen, while artemisia remain at lower levels
Will pollen levels change in Vincennes tomorrow?
On 10 August 2026, pollen conditions in Vincennes will be different from today, with artemisia at low levels, grass at low levels and ambrosia increasing
Is pollen expected to decrease in Vincennes this week?
According to the five-day outlook, ambrosia, artemisia, and grass pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Vincennes?
On 9 August 2026, Ambrosia is the dominant pollen source in Vincennes. artemisia are also present but at lower levels. cypress and grass are not currently active.
When is pollen season in Vincennes?
How often is the Vincennes pollen forecast updated?
The Vincennes pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Vincennes 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 Vincennes 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 Vincennes, 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: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)
This page provides the latest public pollen forecast for George Rogers Clark National Historical Park, Vincennes.
Get the full experience in the Airmine app.
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.