Grand Rapids, Minnesota pollen forecast — Itasca County Fairgrouds Campground neighborhood
Pollen Today
Today (20 September) pollen in Itasca County Fairgrouds Campground, Grand Rapids, Minnesota is moderate; ragweed is moderate.
Pollen Tomorrow
Tomorrow (21 September 2026) ragweed declining.
7-Day Trend
Over the next week grass and ragweed will increase; mugwort will remain stable.
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Pollen Risk
Today - 20 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) | Moderate | 30/100 |
Tomorrow - 21 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) | None | 0/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | None | 0/100 | |
| Ragweed (Ambrosia) | Low | 21/100 |
Local Environmental Conditions
Around Itasca County Fairgrouds Campground, here, nearby, hazel and willow grow along the bank, contributing some of the season's earliest allergenic pollen. Woodland where oak stands alongside birch, the latter especially aggressive as an allergen, in the surrounding area. Local readings for the surrounding area tend to follow this same general pattern.
Around Itasca County Fairgrouds Campground, hazel and willow by the water are typically first out of the gate, usually the first pollen source active, peaking sometime in February or March. Late spring brings rising grass pollen that crests in June, before ragweed takes over as the dominant allergen from mid-August through October.
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Frequently Asked Questions About Pollen in Minnesota
Is pollen high in Grand Rapids, Minnesota right now?
On 20 September 2026, overall pollen levels in Grand Rapids, Minnesota are moderate. Ambrosia is the main contributor to airborne pollen
Will pollen levels change in Grand Rapids, Minnesota tomorrow?
On 21 September 2026, pollen conditions in Grand Rapids, Minnesota will be different from today, with ambrosia continuing to decline
Is pollen expected to decrease in Grand Rapids, Minnesota this week?
According to the five-day outlook, grass and ambrosia pollen levels will increase later in the week.
Which pollen types are currently active in Grand Rapids, Minnesota?
On 20 September 2026, Ambrosia is the dominant pollen source in Grand Rapids, Minnesota. artemisia and grass are not currently active.
When is pollen season in Grand Rapids, Minnesota?
How often is the Grand Rapids, Minnesota pollen forecast updated?
The Grand Rapids, Minnesota pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Grand Rapids, Minnesota 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 Grand Rapids, Minnesota 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 Grand Rapids, Minnesota, 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/mold exposure is expected to be minimal. |
| Low | 0-25 | Low risk of exposure. Small amounts of pollen or mold spores may be present. |
| Moderate | 25-50 | Moderate risk of exposure. Pollen/mold exposure is expected to be noticeable. |
| High | 50-75 | High risk of exposure. Elevated pollen/mold exposure is expected. |
| Very High | 75-100 | Very high risk of exposure. Pollen/mold 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).
