Valley Heights pollen forecast — Valley Heights Locomotive Depot Heritage Museum neighborhood
Pollen Today
Today (21 September) pollen in Valley Heights Locomotive Depot Heritage Museum, Valley Heights is low; cypress and eucalyptus are low.
Pollen Tomorrow
Tomorrow (22 September 2026) levels are similar to today.
7-Day Trend
Over the next week acacia, cypress, and eucalyptus will increase; grass will remain stable.
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Pollen Risk
Today - 21 September
| Pollen species | Level | Value |
|---|---|---|
| Acacia (Acacia) | None | 0/100 |
| Cypress (Cupressaceae) | Low | 13/100 |
| Eucalyptus (Myrtaceae) | Low | 20/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 22 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | None | 0/100 | |
| Cypress (Cupressaceae) | Low | 4/100 | |
| Eucalyptus (Myrtaceae) | Low | 12/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
This area, within the neighborhood's edge, has river oak lines the bank, contributing some of the season's more persistent wind-borne pollen. Here, within the local area, eucalypt and wattle growing together, with wattle's fine pollen especially potent during its short flowering window. A park whose turf grass and ornamental plane trees feed local pollen levels through spring; this sits within the neighborhood's edge.
The bank's river oak kicks off the pollen season ahead of the rest, starting well before the main spring rush, topping out around September. Further into late winter, the area's eucalypt and wattle stands drive the pollen count, cresting around August and September in the year's sharpest tree-pollen spike. Grass pollen rises through spring toward a November high point, and remaining a significant allergen right through summer until it eases in February.
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Frequently Asked Questions About Pollen in New South Wales
Is pollen high in Valley Heights right now?
On 21 September 2026, overall pollen levels in Valley Heights are low. Cypress is the main contributor to airborne pollen, while myrtle remain at lower levels
Will pollen levels change in Valley Heights tomorrow?
On 22 September 2026, pollen conditions in Valley Heights will be similar to today, with cypress at low levels, myrtle at low levels
Is pollen expected to decrease in Valley Heights this week?
According to the five-day outlook, cypress, myrtle, and acacia pollen levels will increase later in the week.
Which pollen types are currently active in Valley Heights?
On 21 September 2026, Cypress is the dominant pollen source in Valley Heights. myrtle are also present but at lower levels. grass and acacia are not currently active.
When is pollen season in Valley Heights?
How often is the Valley Heights pollen forecast updated?
The Valley Heights pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Valley 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 Valley 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 Valley 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.
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. |
Get More in the Airmine Pollen app
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).
