Mendota Heights pollen forecast - today, tomorrow and the week ahead
Today (30 August) pollen in Mendota Heights is high; ragweed is high; grass is moderate; mugwort is low. Tomorrow (31 August 2026) levels are similar - ragweed remains high, grass increasing, mugwort increasing. 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.
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In Mendota Heights, this area, just outside the immediate area, has the nearest stream or river hosts hazel and willow, two of the most allergenic early-season trees. Nearby, just outside the immediate area, oak and birch dominating the treeline, both heavy contributors to the spring pollen load.
Today - 30 August
-
Alder (Alnus):
None
0/100
-
Birch (Betula):
None
0/100
-
Hazel (Corylus):
None
0/100
-
Cypress (Cupressaceae):
None
0/100
-
Grass (Poaceae):
Moderate
50/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Low
20/100
-
Ragweed (Ambrosia):
High
70/100
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 - 31 August
-
Alder (Alnus):
None
0/100
-
Birch (Betula):
None
0/100
-
Hazel (Corylus):
None
0/100
-
Cypress (Cupressaceae):
None
0/100
-
Grass (Poaceae):
High
56/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Moderate
27/100
-
Ragweed (Ambrosia):
High
70/100
Air quality in Mendota Heights
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Frequently Asked Questions
Is pollen high in Mendota Heights right now?
On 30 August 2026, overall pollen levels in Mendota Heights are high. Ambrosia is the main contributor to airborne pollen, while grass and artemisia remain at lower levels
Will pollen levels change in Mendota Heights tomorrow?
On 31 August 2026, pollen conditions in Mendota Heights will be different from today, with ambrosia at high levels and artemisia, grass increasing
Is pollen expected to decrease in Mendota Heights 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 Mendota Heights?
On 30 August 2026, Ambrosia is the dominant pollen source in Mendota Heights. grass and artemisia are also present but at lower levels. cypress are not currently active.
When is pollen season in Mendota Heights?
How often is the Mendota Heights pollen forecast updated?
The Mendota Heights pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Mendota Heights 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 Mendota Heights 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 Mendota Heights, 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: 30 August 2026 at 14:32 CEST (Data is updated four times daily.)
This page provides the latest public pollen forecast for Mendota Heights.
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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.
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.