Village of Harrison pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (2 September) pollen in Village of Harrison is moderate; ragweed is moderate; grass and mugwort are low.
Pollen Tomorrow
Tomorrow (3 September 2026) mugwort remains low, grass increasing, ragweed increasing.
7-Day Trend
Over the next week grass, mugwort, and ragweed will increase; 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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Air Quality
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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) | Low | 25/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Low | 12/100 |
| Ragweed (Ambrosia) | Moderate | 50/100 |
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 | 34/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | Low | 20/100 | |
| Ragweed (Ambrosia) | High | 60/100 |
Local Environmental Conditions
Around Village of Harrison, hazel and willow take root along the waterway, both prolific contributors to early pollen counts; this sits within the local area. Located in the wider area, this area has woods composed largely of oak and birch, a combination tied to sharp spring pollen spikes.
Around Village of Harrison, the bank's hazel and willow kick off the pollen season ahead of the rest, climbing steadily from late winter into March. Late spring sees grass pollen build steadily toward a peak in June, then gives way to ragweed, which drives the season's second major surge from mid-August into October.
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Resource Hub
Pollen forecast neighborhoods 7 neighborhoods
Sports venues in Village of Harrison 1 sports venue
Frequently Asked Questions About Pollen in Wisconsin
Is pollen high in Village of Harrison right now?
On 2 September 2026, overall pollen levels in Village of Harrison are moderate. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels
Will pollen levels change in Village of Harrison tomorrow?
On 3 September 2026, pollen conditions in Village of Harrison will be different from today, with artemisia at low levels and ambrosia, grass increasing
Is pollen expected to decrease in Village of Harrison 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 Village of Harrison?
On 2 September 2026, Ambrosia is the dominant pollen source in Village of Harrison. artemisia and grass are also present but at lower levels. cypress are not currently active.
When is pollen season in Village of Harrison?
How often is the Village of Harrison pollen forecast updated?
The Village of Harrison pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Village of Harrison 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 Village of Harrison 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 Village of Harrison, 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. |
Get More in the Airmine Pollen app
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).
