Grass Pollen Count in Island City, OR — Today

Updated Saturday, November 7, 2026

Pollen by type in Island City

What is the grass pollen count in Island City today?

The Island City grass pollen index today is 0.6 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Grass pollen is the dominant allergen in Island City today. See the full Island City pollen count for the overall index and every type together.

Island City Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 75Low
Sunday, November 85Low
Monday, November 95Low
Tuesday, November 105Low
Wednesday, November 115Low

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 Island City’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Island City’s grass pollen

The modelled data reports grass as one combined index — there is no species-by-species split for grass anywhere in the data, so this page does not invent one. Today’s modelled grass index for Island City is 0.6 (Low), and the 5-day overall trend above shows the shape of the week.

As regional context only — not as today’s readings — in the Pacific Northwest pattern, the plants that typically shape this city’s year are spring trees and late-spring grasses in the Pacific Northwest pattern.

The Oregon allergy season guide singles out alder and hazelnut early, then the Willamette Valley’s seed grasses.

Plants affecting Island City now — grass pollen

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

In the Pacific Northwest pattern, the plants that typically shape this city’s year are spring trees and late-spring grasses in the Pacific Northwest pattern — 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 grass pollen level means

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

Enjoy outdoor activities.

Grasses run from May, peaking in late spring and early summer. This month sits outside the usual grass pollen window for the Pacific Northwest pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Oregon allergy season guide singles out alder and hazelnut early, then the Willamette Valley’s seed grasses.

Island City allergies today

Island City allergies today are set by the same reading as the Island City pollen count today: the Total Pollen Index is 5 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Island City allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Island City.

Allergies in Island City follow the Oregon calendar set out on the full Island City 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 Island City before heading outdoors, the grass 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 Island City allergy forecast for the grass pollen season: it shows whether Island City 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 Island City pollen count — all types, the overall index and today’s ranking context

Island City tree pollen count

Island City ragweed pollen count

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

See Island City on the pollen map

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

Oregon allergy season guide

Grass pollen season

Find an allergist in Island City, OR

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).