Sunnyside-Tahoe City Pollen Forecast - Today, Tomorrow and the Week Ahead
Pollen Today
Today (6 October) pollen in Sunnyside-Tahoe City is moderate; mold (cladosporium) is moderate; ragweed and mold (alternaria) are low.
Pollen Tomorrow
Tomorrow (7 October 2026) ragweed remains low, mold (alternaria) remains low, mold (cladosporium) remains moderate, mugwort at low levels.
7-Day Trend
Over the next week mugwort and ragweed will increase; mold (alternaria) and mold (cladosporium) will decrease; grass will remain stable.
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Pollen Risk
Today - 6 October
| 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 | 3/100 |
| Alternaria | Low | 22/100 |
| Cladosporium | Moderate | 32/100 |
Tomorrow - 7 October
| 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) | Low | 2/100 | |
| Ragweed (Ambrosia) | Low | 8/100 | |
| Alternaria | Low | 22/100 | |
| Cladosporium | Moderate | 28/100 |
Local Environmental Conditions
The center of Sunnyside-Tahoe City is heavily wooded, with some open grassland. Oak and poplar are among the allergenic trees nearby. Grass pollen is a substantial part of the local mix as well. Grasses along roadsides, verges and open ground also add to the overall pollen load. Gaps in the canopy, trails and forest edges give grasses and herbs room to grow.
Tree pollen peaks in late spring, when the weather warms to around 10°C and oak and poplar are in full flower. Grasses take over in early summer and keep pollen in the air into late summer. A smaller weed peak follows from early summer into early fall. Rain is heaviest in winter, often giving short breaks from high pollen levels.
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Frequently Asked Questions About Pollen in California
Is pollen high in Sunnyside-Tahoe City right now?
On 6 October 2026, overall pollen levels in Sunnyside-Tahoe City are low. Ambrosia is the main contributor to airborne pollen
Will pollen levels change in Sunnyside-Tahoe City tomorrow?
On 7 October 2026, pollen conditions in Sunnyside-Tahoe City will be different from today, with ambrosia at low levels, artemisia at low levels
Is pollen expected to decrease in Sunnyside-Tahoe City this week?
According to the five-day outlook, ambrosia and artemisia pollen levels will increase later in the week.
Which pollen types are currently active in Sunnyside-Tahoe City?
On 6 October 2026, Ambrosia is the dominant pollen source in Sunnyside-Tahoe City. artemisia and grass are not currently active.
When is pollen season in Sunnyside-Tahoe City?
How often is the Sunnyside-Tahoe City pollen forecast updated?
The Sunnyside-Tahoe City pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Sunnyside-Tahoe City 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 Sunnyside-Tahoe City 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 Sunnyside-Tahoe City, 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 pollen scores represent risk levels, not direct pollen measurements. Higher scores indicate higher risk.
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).
