Outer Banks pollen forecast — Wright Brothers National Memorial neighborhood
Pollen Today
Today (20 September) pollen in Wright Brothers National Memorial, Outer Banks is low; grass and ragweed are low.
Pollen Tomorrow
Tomorrow (21 September 2026) levels are similar to today.
7-Day Trend
Over the next week grass and ragweed will decrease; mugwort 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) | None | 0/100 |
| Grass (Poaceae) | Low | 12/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | None | 0/100 |
| Ragweed (Ambrosia) | Low | 21/100 |
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 | 13/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | None | 0/100 | |
| Ragweed (Ambrosia) | Low | 23/100 |
Local Environmental Conditions
Wright Brothers National Memorial is a narrow barrier islands with sea oats, yaupon holly, and live oak. Ocean exposure keeps pollen dispersed. Sea oats — protected grasses — produce pollen in summer. Live oak adds tree pollen in spring.
Outer Banks's regional pollen pattern holds at Wright Brothers National Memorial, with cedar and elm first appearing in February with oak taking the lead through March and April. Grass pollen then peaks through April and May, and ragweed extends the weed season into September. Mild winters across the Southeast push the pollen calendar earlier than in most of the country, consistent with the wider Outer Banks area.
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Frequently Asked Questions About Pollen in North Carolina
Is pollen high in Outer Banks right now?
On 20 September 2026, overall pollen levels in Outer Banks are low. Ambrosia is the main contributor to airborne pollen, while grass remain at lower levels
Will pollen levels change in Outer Banks tomorrow?
On 21 September 2026, pollen conditions in Outer Banks will be similar to today, with ambrosia at low levels, grass at low levels
Is pollen expected to decrease in Outer Banks this week?
According to the five-day outlook, ambrosia and grass pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Outer Banks?
On 20 September 2026, Ambrosia is the dominant pollen source in Outer Banks. grass are also present but at lower levels. artemisia are not currently active.
When is pollen season in Outer Banks?
How often is the Outer Banks pollen forecast updated?
The Outer Banks pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Outer Banks 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 Outer Banks 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 Outer Banks, 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).
