Town of St. Croix Falls pollen forecast — Interstate State Park WI - South Campground neighborhood
Pollen Today
Today (2 September) pollen in Interstate State Park WI - South Campground, Town of St. Croix Falls is low; grass and ragweed are low.
Pollen Tomorrow
Tomorrow (3 September 2026) grass remains low, ragweed increasing, mugwort at low 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) | Low | 4/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | None | 0/100 |
| Ragweed (Ambrosia) | Low | 11/100 |
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) | Low | 25/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | Low | 14/100 | |
| Ragweed (Ambrosia) | Moderate | 33/100 |
Local Environmental Conditions
For Interstate State Park WI - South Campground, nearby, in the wider area, along the damp banks, hazel and willow release some of the year's first tree pollen. Here, within the neighborhood's edge, the tree cover here leans heavily on oak and birch, both key drivers of spring pollen. Actual counts still shift year to year with temperature, rainfall, and prevailing wind.
Around Interstate State Park WI - South Campground, the water-adjacent hazel and willow are early risers, reaching its high point sometime in late winter or early spring. Further into spring, the area's oak and birch stands drive the pollen count, reaching its high point through April and into May. Late spring brings rising grass pollen that crests in June, with ragweed then rising to the fore from mid-August through October.
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Frequently Asked Questions About Pollen in Wisconsin
Is pollen high in Town of St. Croix Falls right now?
On 2 September 2026, overall pollen levels in Town of St. Croix Falls are low. Ambrosia is the main contributor to airborne pollen, while grass remain at lower levels
Will pollen levels change in Town of St. Croix Falls tomorrow?
On 3 September 2026, pollen conditions in Town of St. Croix Falls will be different from today, with artemisia at low levels, grass at low levels and ambrosia increasing
Is pollen expected to decrease in Town of St. Croix Falls 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 Town of St. Croix Falls?
On 2 September 2026, Ambrosia is the dominant pollen source in Town of St. Croix Falls. grass are also present but at lower levels. artemisia and cypress are not currently active.
When is pollen season in Town of St. Croix Falls?
How often is the Town of St. Croix Falls pollen forecast updated?
The Town of St. Croix Falls pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Town of St. Croix Falls 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 Town of St. Croix Falls 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 Town of St. Croix Falls, 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).
