Grass Pollen Count in Island Park, ID — Today

Updated Saturday, November 7, 2026

Pollen by type in Island Park

What is the grass pollen count in Island Park today?

The Island Park grass pollen index today is 21 (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 Park today. See the full Island Park pollen count for the overall index and every type together.

Island Park Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 716Low
Sunday, November 818Low
Monday, November 918Low
Tuesday, November 1018Low
Wednesday, November 1118Low

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

Species driving Island Park’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 Park is 21 (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 Mountain West pattern, the plants that typically shape this city’s year are spring trees and late-spring grasses in a compressed warm-season window.

The Idaho allergy season guide singles out sagebrush, the signature weed of the Snake River plain from August through October.

Plants affecting Island Park now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Island Park. The type summary stands: grass pollen reads 21 (Low) today.

In the Mountain West pattern, the plants that typically shape this city’s year are spring trees and late-spring grasses in a compressed warm-season window — 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 follow in a compressed early-summer run. This month sits outside the usual grass pollen window for the Mountain West pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Idaho allergy season guide singles out sagebrush, the signature weed of the Snake River plain from August through October.

Island Park allergies today

Island Park allergies today are set by the same reading as the Island Park pollen count today: the Total Pollen Index is 16 (Low), and the grass pollen index on this page is 21 (Low) of it. When people ask about Island Park allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Island Park.

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

Island Park tree pollen count

Island Park ragweed pollen count

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

See Island Park on the pollen map

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

Idaho allergy season guide

Grass pollen season

Find an allergist in Island Park, ID

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).