Woodhall Spa pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (20 September) pollen in Woodhall Spa is low; mugwort is low.
Pollen Tomorrow
Tomorrow (21 September 2026) mugwort increasing.
7-Day Trend
Over the next week mugwort will increase; cypress, grass, and willow will remain stable.
Explore Forecasts
Air Quality
Pollen in Other Cities
Air Quality in Other Cities
Get More in Our App
Local pollen and air quality forecasts, interactive pollen maps and route profiles
Features and forecast availability vary by region.
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) | None | 0/100 |
| Grass (Poaceae) | None | 0/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Low | 15/100 |
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) | None | 0/100 | |
| Grass (Poaceae) | None | 0/100 | |
| Willow (Salicaceae) | None | 0/100 | |
| Mugwort (Artemisia) | Moderate | 32/100 |
Local Environmental Conditions
Tree pollen in Woodhall Spa comes mostly from birch and sycamore, with parks and mature gardens standing in contrast to the more built-up centre. Fields and hedgerows just outside town push grass pollen counts up noticeably once moist Atlantic fronts set in. This mix of urban and rural influence gives Woodhall Spa a fairly typical pollen pattern for the wider region.
For Woodhall Spa, the season kicks off with birch and then hands things over to sycamore. Birch pollen typically runs from March to May, then sycamore carries on from April until June. On top of that, grass pollen runs May to September and tends to hit hardest in June and July. Worth keeping an eye on the forecast if you're sensitive.
Get pollen & AQ on Strava
Follow your environmental exposure and performance with the free Airmine-Strava integration. See your pollen and air quality exposure for every Strava activity.
Resource Hub
Frequently Asked Questions About Pollen in Lincolnshire
Is pollen high in Woodhall Spa right now?
On 20 September 2026, overall pollen levels in Woodhall Spa are low. Artemisia is the main contributor to airborne pollen
Will pollen levels change in Woodhall Spa tomorrow?
On 21 September 2026, pollen conditions in Woodhall Spa will be different from today, with artemisia increasing
Is pollen expected to decrease in Woodhall Spa this week?
According to the five-day outlook, artemisia pollen levels will increase later in the week.
Which pollen types are currently active in Woodhall Spa?
On 20 September 2026, Artemisia is the dominant pollen source in Woodhall Spa. cypress, grass, and willow are not currently active.
When is pollen season in Woodhall Spa?
How often is the Woodhall Spa pollen forecast updated?
The Woodhall Spa pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Woodhall Spa 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 Woodhall Spa 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 Woodhall Spa, 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).
