Newport Beach pollen forecast - today, tomorrow and the week ahead
Today (9 August) pollen in Newport Beach is medium; mugwort and ragweed are medium; cypress and grass are low. Tomorrow (10 August 2026) levels are similar. Over the following five days grass, mugwort, and ragweed will increase; cypress will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Newport Beach's parks and the Back Bay Nature Reserve corridor feature oak, eucalyptus, and introduced palm as the main tree pollen sources, with exposure varying between these green areas and the more built-up city centre. Surrounding Orange County urban areas contribute additional tree and grass pollen, while strong onshore Pacific winds from Newport Bay frequently disperse urban pollen across the coastal plain.
Today - 9 August
-
Alder (Alnus):
None
0/100
-
Birch (Betula):
None
0/100
-
Hazel (Corylus):
None
0/100
-
Cypress (Cupressaceae):
Low
3/100
-
Grass (Poaceae):
Low
10/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Medium
31/100
-
Ragweed (Ambrosia):
Medium
37/100
High pollen levels may trigger sneezing, itchy eyes, and congestion. Airmine's neighbourhood estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily.
Tomorrow - 10 August
-
Alder (Alnus):
None
0/100
-
Birch (Betula):
None
0/100
-
Hazel (Corylus):
None
0/100
-
Cypress (Cupressaceae):
Low
1/100
-
Grass (Poaceae):
Low
9/100
-
Willow (Salicaceae):
None
0/100
-
Mugwort (Artemisia):
Medium
29/100
-
Ragweed (Ambrosia):
Medium
36/100
Air quality in Newport Beach
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Frequently Asked Questions
Is pollen high in Newport Beach right now?
On 9 August 2026, overall pollen levels in Newport Beach are moderate. Ambrosia is the main contributor to airborne pollen, while artemisia, cypress, and grass remain at lower levels
Will pollen levels change in Newport Beach tomorrow?
On 10 August 2026, pollen conditions in Newport Beach will be similar to today, with ambrosia at medium levels, artemisia at medium levels, cypress at low levels, grass at low levels
Is pollen expected to decrease in Newport Beach this week?
According to the five-day outlook, cypress pollen levels are expected to gradually decrease, while ambrosia, artemisia, and grass pollen will increase, suggesting mixed conditions later in the week.
Which pollen types are currently active in Newport Beach?
On 9 August 2026, Ambrosia is the dominant pollen source in Newport Beach. artemisia, cypress, and grass are also present but at lower levels.
When is pollen season in Newport Beach?
How often is the Newport Beach pollen forecast updated?
The Newport Beach pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Newport Beach 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 Newport Beach 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 Newport Beach, 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.
Want to see pollen forecasts for other cities in United States?
Check pollen in other popular cities:
Data provided by Airmine — Last update: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)
This page provides the latest public pollen forecast for Newport Beach.
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Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.