Newburyport pollen forecast — South End neighborhood
Pollen Today
Today (20 September) pollen in South End, Newburyport is low; ragweed is low.
Pollen Tomorrow
Tomorrow (21 September 2026) ragweed remains low, grass at low levels, mugwort at low levels.
7-Day Trend
Over the next week grass, mugwort, and ragweed will decrease.
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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) | None | 0/100 |
| Grass (Poaceae) | None | 0/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | None | 0/100 |
| Ragweed (Ambrosia) | Low | 2/100 |
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) | Low | 15/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | Low | 10/100 | |
| Ragweed (Ambrosia) | Low | 19/100 |
Local Environmental Conditions
Nearby, near this part of town, hazel and willow thrive along the damp bank, both prolific early wind-pollinators. This area, close by, has a stand of oak and birch, the latter ranked among the region's most potent tree allergens. Located in the surrounding area, this area has a nearby park's turf and ornamental trees layer grass and ragweed pollen onto the seasonal mix.
Hazel and willow near the water open the pollen calendar early, leading off the pollen calendar, with a peak generally falling in late winter. Oak and birch in the nearby woodland follow in mid-to-late spring, usually peaking from April into May. As spring turns to summer, grass pollen rises toward its June high, before ragweed takes over as the dominant allergen from mid-August through October.
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Frequently Asked Questions About Pollen in Massachusetts
Is pollen high in Newburyport right now?
On 20 September 2026, overall pollen levels in Newburyport are low. Ambrosia is the main contributor to airborne pollen
Will pollen levels change in Newburyport tomorrow?
On 21 September 2026, pollen conditions in Newburyport will be different from today, with ambrosia at low levels, artemisia at low levels, grass at low levels
Is pollen expected to decrease in Newburyport this week?
According to the five-day outlook, ambrosia, artemisia, and grass pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Newburyport?
On 20 September 2026, Ambrosia is the dominant pollen source in Newburyport. artemisia and grass are not currently active.
When is pollen season in Newburyport?
How often is the Newburyport pollen forecast updated?
The Newburyport pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Newburyport 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 Newburyport 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 Newburyport, 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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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).
