Tree Pollen Count in Harbor Isle, NY — Today

Updated Saturday, November 7, 2026

Pollen by type in Harbor Isle

What is the tree pollen count in Harbor Isle today?

The Harbor Isle tree pollen index today is 0.6 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Harbor Isle’s overall pollen count today is 15 (Low) across all types. See the full Harbor Isle pollen count for the overall index and every type together.

Harbor Isle Tree Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 715Low
Sunday, November 828Low
Monday, November 928Low
Tuesday, November 1033Low
Wednesday, November 1133Low

Pollen Atlas models the daily detail as an overall index: day-by-day splits by individual pollen type are not part of the modelled data, so this table shows Harbor Isle’s overall trend across the week. Today’s tree pollen reading is the headline above.

Species driving Harbor Isle’s tree pollen

Species-level counts are not part of the modelled data Pollen Atlas publishes — the modelled index is reported per pollen type, not per species — so this section gives the type summary: tree pollen reads 0.6 (Low) today. The plant-by-plant detail that is available, from the Google Pollen API, is in the next section.

Plants affecting Harbor Isle now — tree pollen

Detailed plant-by-plant readings for the tree pollen category were not returned in today’s source data for Harbor Isle. The type summary stands: tree pollen reads 0.6 (Low) today.

In the Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer ragweed — named here as regional context only, not as today’s readings.

Plant detail returns here automatically on any day the feed includes it.

What this tree pollen level means

Low risk. Keep windows open; consider allergy meds only if sensitive.

Enjoy outdoor activities.

Trees open in late March and build to an oak-led peak in May. This month sits outside the usual tree pollen window for the Northeast pattern, so today’s tree pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The New York allergy season guide singles out birch and oak, preceded by elm and maple.

Harbor Isle allergies today

Harbor Isle allergies today are set by the same reading as the Harbor Isle pollen count today: the Total Pollen Index is 15 (Low), and the tree pollen index on this page is 0.6 (Low) of it. When people ask about Harbor Isle allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Harbor Isle.

Allergies in Harbor Isle follow the New York calendar set out on the full Harbor Isle page — the chapters, the plants behind them, and the 5-day forecast show whether today is typical for the season or an exception to it. If you are checking allergies today in Harbor Isle before heading outdoors, the tree pollen split on this page is the part to read: it shows whether this pollen type is doing the work today, not just how high the total sits.

Read the five-day overall trend above as the Harbor Isle allergy forecast for the tree pollen season: it shows whether Harbor Isle allergies are set to ease or build across the week, day by day — the days to plan outdoor time around are the ones where the overall index steps down, not just today.

See the full Harbor Isle pollen count — all types, the overall index and today’s ranking context

Harbor Isle grass pollen count

Harbor Isle ragweed pollen count

See how Harbor Isle ranks in today's pollen count rankings — the worst cities for allergies today

See Harbor Isle on the pollen map

Every pollen type, with photos and seasons: the pollen directory

New York allergy season guide

Tree pollen season

Find an allergist in Harbor Isle, NY

Pollen indexes: a modelled pollen risk index computed by Pollen Atlas from open weather, vegetation and phenology data, calibrated against CDC/NAB season data. Plant detail: Google Pollen API. Index values are modelled, not measured counts. Sources: CDC/NAB; USA-NPN; GBIF (CC BY); ESA WorldCover (CC BY 4.0).