Grand Island pollen forecast - today, tomorrow and the week ahead

Today (25 June) pollen in Grand Island is none Tomorrow (26 June 2026) levels are similar - grass at low levels. Over the following five days grass will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

For long term forecasts and maps, see the Airmine app

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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 - 25 June

  • 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

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 - 26 June

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    9/100

  • Willow (Salicaceae):

    None

    0/100

Frequently Asked Questions

Is pollen high in Grand Island right now?

Currently, there is no significant pollen in Grand Island.

Will pollen levels change in Grand Island tomorrow?

On 26 June 2026, pollen conditions in Grand Island will be different from today, with grass at low levels

Is pollen expected to decrease in Grand Island this week?

According to the five-day outlook, grass pollen levels will increase later in the week.

Which pollen types are currently active in Grand Island?

On 25 June 2026, there are no significant pollen types in Grand Island.

When is pollen season in Grand Island?
Grand Island's Platte River setting in central Nebraska produces a season opening in late February with elm and cottonwood before grass from surrounding Nebraska farmland peaks through May and June. Mugwort from surrounding Great Plains landscape extends exposure into September, while the dry, windy continental climate means fewer rainfall interruptions and the flat, open Platte River valley allows pollen to disperse very widely under prevailing winds.
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?

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Data provided by Airmine — Last update: 25 Jun 2026, 09:00 CET (Data is updated four times daily.)

This page provides the latest public pollen forecast for Grand Island.

For long term forecasts and maps, see the Airmine app

Download on the App Store Get it on Google Play

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.