Waterville pollen forecast — Cannon Gate Park neighborhood

Updated: 2 September 2026 at 16:08 CEST

Pollen Today

Low 21/100

Today (2 September) pollen in Cannon Gate Park, Waterville is low; ragweed is low.

Pollen Tomorrow

High 61/100

Tomorrow (3 September 2026) ragweed increasing, grass at moderate levels, mugwort at moderate levels.

7-Day Trend

Over the next week grass, mugwort, and ragweed will decrease; cypress will remain stable.

Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset. Airmine's estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily. Developed with support from the European Space Agency (ESA) Business Applications and Space Solutions (BASS) team.

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Pollen Risk

Today - 2 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)
None
0/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
None
0/100
Ragweed (Ambrosia)
Low
21/100

Tomorrow - 3 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)
Moderate
36/100
Willow (Salicaceae)
None
0/100
Mugwort (Artemisia)
Moderate
33/100
Ragweed (Ambrosia)
High
61/100
ENVIRONMENT & ANALYSIS

Local Environmental Conditions

At Cannon Gate Park, along the damp banks, hazel and willow release some of the year's first tree pollen; this sits close by. Here, just outside the immediate area, woodland where oak stands alongside birch, the latter especially aggressive as an allergen. Here, within the neighborhood, a park combining lawn grass and planted trees, both minor but real contributors to pollen here.

Around Cannon Gate Park, oak and birch in the nearby woodland follow in mid-to-late spring, reaching maximum intensity across the April-May window. Along the waterway, hazel and willow release pollen first, hitting its peak before most trees have even budded, around late winter into March. Grass pollen counts rise through late spring, reaching their peak around June, handing off to ragweed, which peaks from mid-August through October.

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Resource Hub

Air quality for Waterville
Pollen forecast neighborhoods 2 neighborhoods

Frequently Asked Questions About Pollen in Minnesota

Is pollen high in Waterville right now?

On 2 September 2026, overall pollen levels in Waterville are low. Ambrosia is the main contributor to airborne pollen

Will pollen levels change in Waterville tomorrow?

On 3 September 2026, pollen conditions in Waterville will be different from today, with artemisia at moderate levels, grass at moderate levels and ambrosia increasing

Is pollen expected to decrease in Waterville 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 Waterville?

On 2 September 2026, Ambrosia is the dominant pollen source in Waterville. artemisia, cypress, and grass are not currently active.

When is pollen season in Waterville?
Around Cannon Gate Park, oak and birch in the nearby woodland follow in mid-to-late spring, reaching maximum intensity across the April-May window. Along the waterway, hazel and willow release pollen first, hitting its peak before most trees have even budded, around late winter into March. Grass pollen counts rise through late spring, reaching their peak around June, handing off to ragweed, which peaks from mid-August through October.
How often is the Waterville pollen forecast updated?

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

Does pollen in Waterville 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 Waterville 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 Waterville, 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 exposure is expected to be minimal.
Low
0-25 Low risk of exposure. Small amounts of pollen may be present.
Moderate
25-50 Moderate risk of exposure. Pollen exposure is expected to be noticeable.
High
50-75 High risk of exposure. Elevated pollen exposure is expected.
Very High
75-100 Very high risk of exposure. Pollen 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 uses satellite data to calculate pollen, updated four times daily. 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 Waterville.

Data provided by Airmine — Last update: 2 September 2026 at 16:08 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.

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.