Grand Island pollen forecast - today, tomorrow and the week ahead
Today (9 August) pollen in Grand Island is medium; grass, mugwort, and ragweed are medium. Tomorrow (10 August 2026) levels are similar - grass declining, mugwort declining, ragweed declining. Over the following five days grass and ragweed will increase; mugwort will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Grand Island's Hall County Nebraska Platte River setting features cottonwood, elm, and green ash as the main tree pollen sources, with exposure varying between the wooded Platte River corridor and the more built-up commercial corridors along US 34. The Platte River corridor is a particularly significant local source supporting distinctive cottonwood pollen, while the extremely flat, open Great Plains landscape allows grass pollen from surrounding Nebraska corn and wheat farmland to disperse very widely throughout summer.
Today - 9 August
-
Alder (Alnus):
None
0/100
-
Birch (Betula):
None
0/100
-
Hazel (Corylus):
None
0/100
-
Cypress (Cupressaceae):
None
0/100
-
Grass (Poaceae):
Medium
31/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Medium
46/100
-
Ragweed (Ambrosia):
Medium
48/100
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 - 10 August
-
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):
Low
20/100
-
Ragweed (Ambrosia):
Low
25/100
Air quality in Grand Island
View air qualityPollen forecast for neighborhoods and landmarks in Grand Island
Frequently Asked Questions
Is pollen high in Grand Island right now?
On 9 August 2026, overall pollen levels in Grand Island are moderate. Ambrosia is the main contributor to airborne pollen, while artemisia and grass remain at lower levels
Will pollen levels change in Grand Island tomorrow?
On 10 August 2026, pollen conditions in Grand Island will be different from today, with ambrosia, artemisia, grass continuing to decline
Is pollen expected to decrease in Grand Island this week?
According to the five-day outlook, artemisia pollen levels are expected to gradually decrease, while ambrosia and grass pollen will increase, suggesting mixed conditions later in the week.
Which pollen types are currently active in Grand Island?
On 9 August 2026, Ambrosia is the dominant pollen source in Grand Island. artemisia and grass are also present but at lower levels. cypress are not currently active.
When is pollen season in Grand Island?
How often is the Grand Island pollen forecast updated?
The Grand Island pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Grand Island 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 Island 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 Island, 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: 9 August 2026 at 20:27 CEST (Data is updated four times daily.)
This page provides the latest public pollen forecast for Grand Island.
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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.