St Lucia pollen forecast — St Lucia Estuary neighborhood
Pollen Today
Today (20 September) pollen in St Lucia Estuary, St Lucia is moderate; cypress, mugwort, plane, and nettle are moderate; eucalyptus and mulberry are low.
Pollen Tomorrow
Tomorrow (21 September 2026) cypress remains moderate, eucalyptus remains low, mugwort remains moderate, mulberry remains low, nettle remains moderate, plane declining.
7-Day Trend
Over the next week cypress, eucalyptus, mugwort, mulberry, plane, and nettle will decrease; grass and oak will remain stable.
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Pollen Risk
Today - 20 September
| Pollen species | Level | Value |
|---|---|---|
| Alder (Alnus) | None | 0/100 |
| Birch (Betula) | None | 0/100 |
| Hazel (Corylus) | None | 0/100 |
| Cypress (Cupressaceae) | Moderate | 50/100 |
| Eucalyptus (Myrtaceae) | Low | 8/100 |
| Grass (Poaceae) | None | 0/100 |
| Oak (Quercus) | None | 0/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Moderate | 50/100 |
| Mulberry (Morus) | Low | 23/100 |
| Plane (Platanus) | Moderate | 28/100 |
| Nettle (Urtica) | Moderate | 37/100 |
Tomorrow - 21 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Alder (Alnus) | None | 0/100 | — |
| Birch (Betula) | None | 0/100 | — |
| Hazel (Corylus) | None | 0/100 | — |
| Cypress (Cupressaceae) | Moderate | 46/100 | |
| Eucalyptus (Myrtaceae) | Low | 3/100 | |
| Grass (Poaceae) | None | 0/100 | |
| Oak (Quercus) | None | 0/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | Moderate | 44/100 | |
| Mulberry (Morus) | Low | 18/100 | |
| Plane (Platanus) | Low | 20/100 | |
| Nettle (Urtica) | Moderate | 32/100 |
Local Environmental Conditions
St Lucia Estuary lies roughly 210 km northeast of Durban. St Lucia Estuary's plant life leans on subtropical coastal forest and introduced kikuyu grass, with palm trees adding to the mix in older residential streets. Surrounding conservation and tourism activity contributes to a landscape sustained by consistent warmth and humidity across most of the year, consistent with the broader KwaZulu-Natal coastal belt that shapes daily exposure across the wider coastal district.
Coastal forest and grass dominate the pollen calendar at St Lucia Estuary, building from September and extending through the humid summer into February. The district's conservation and tourism activity shapes some of the local vegetation mix, while onshore breezes keep exposure fairly moderate across the warmer months, a pattern typical of the broader KwaZulu-Natal coastal belt.
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Frequently Asked Questions About Pollen in KwaZulu-Natal
Is pollen high in St Lucia right now?
On 20 September 2026, overall pollen levels in St Lucia are moderate. Platanus is the main contributor to airborne pollen, while urtica, artemisia, cypress, morus, and myrtle remain at lower levels
Will pollen levels change in St Lucia tomorrow?
On 21 September 2026, pollen conditions in St Lucia will be different from today, with urtica at moderate levels, artemisia at moderate levels, cypress at moderate levels, morus at low levels, myrtle at low levels and platanus continuing to decline
Is pollen expected to decrease in St Lucia this week?
According to the five-day outlook, platanus, urtica, artemisia, cypress, morus, and myrtle pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in St Lucia?
On 20 September 2026, Platanus is the dominant pollen source in St Lucia. urtica, artemisia, cypress, morus, and myrtle are also present but at lower levels. grass and oak are not currently active.
When is pollen season in St Lucia?
How often is the St Lucia pollen forecast updated?
The St Lucia pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in St Lucia 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 St Lucia 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 St Lucia, 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. |
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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).
