Casper pollen forecast — National Historic Trails Interpretive Center neighborhood

Today (9 August) pollen in National Historic Trails Interpretive Center, Casper is medium; grass and ragweed are medium; mugwort is low. Tomorrow (10 August 2026) levels are similar. Over the following five days grass, mugwort, and ragweed will increase. 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

Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.

Casper's typical vegetation carries through to National Historic Trails Interpretive Center, a museum on the historic pioneer trail routes, so pollen timing here matches the wider city rather than running on its own schedule. As with most sublevel sites, local landscaping can shift counts slightly from the citywide average.

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

    47/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    5/100

  • Ragweed (Ambrosia):

    Medium

    27/100

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):

    Medium

    47/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    8/100

  • Ragweed (Ambrosia):

    Medium

    28/100

Other Landmarks in Casper

Frequently Asked Questions

Is pollen high in Casper right now?

On 9 August 2026, overall pollen levels in Casper are moderate. Grass is the main contributor to airborne pollen, while ambrosia and artemisia remain at lower levels

Will pollen levels change in Casper tomorrow?

On 10 August 2026, pollen conditions in Casper will be similar to today, with grass at medium levels, ambrosia at medium levels, artemisia at low levels

Is pollen expected to decrease in Casper this week?

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

Which pollen types are currently active in Casper?

On 9 August 2026, Grass is the dominant pollen source in Casper. ambrosia and artemisia are also present but at lower levels. cypress are not currently active.

When is pollen season in Casper?
At National Historic Trails Interpretive Center, a landmark in Casper, the pollen season opens with juniper and cottonwood from March before ash extends the tree season through April. A grass pollen peak follows through May and June; grass pollen lingers into early September before tapering off. The dry mountain climate offers fewer rain breaks than more humid parts of the country, a pattern felt across this part of Casper.
How often is the Casper pollen forecast updated?

The Casper pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Casper 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 Casper 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 Casper, 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: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for National Historic Trails Interpretive Center, Casper.

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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.