Grass Pollen Count in Grand Isle, ME — Today
Updated Saturday, November 7, 2026
Pollen by type in Grand Isle
What is the grass pollen count in Grand Isle today?
The Grand Isle grass pollen index today is 11 (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 Grand Isle today. See the full Grand Isle pollen count for the overall index and every type together.
Grand Isle Grass Pollen Count: 5-Day Forecast
| Day | Overall index | Category |
|---|---|---|
| Saturday, November 7 | 8 | Low |
| Sunday, November 8 | 5 | Low |
| Monday, November 9 | 11 | Low |
| Tuesday, November 10 | 8 | Low |
| Wednesday, November 11 | 12 | Low |
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 Grand Isle’s overall trend across the week. Today’s grass pollen reading is the headline above.
Species driving Grand Isle’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 Grand Isle is 11 (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 Northern New England pattern, the plants that typically shape this city’s year are spring birch, maple and oak, summer hayfield grasses and a short late-summer ragweed run.
The Maine allergy season guide singles out birch, a signature spring pollen, released with maple and oak in a rapid April and May burst.
Plants affecting Grand Isle now — grass pollen
Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Grand Isle. The type summary stands: grass pollen reads 11 (Low) today.
In the Northern New England pattern, the plants that typically shape this city’s year are spring birch, maple and oak, summer hayfield grasses and a short late-summer ragweed run — 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.
Hayfield and pasture grasses own June and July, cresting around the first hay cutting. This month sits outside the usual grass pollen window for the Northern New England pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Maine allergy season guide singles out birch, a signature spring pollen, released with maple and oak in a rapid April and May burst.
Grand Isle allergies today
Grand Isle allergies today are set by the same reading as the Grand Isle pollen count today: the Total Pollen Index is 8 (Low), and the grass pollen index on this page is 11 (Low) of it. When people ask about Grand Isle allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Grand Isle.
Allergies in Grand Isle follow the Maine calendar set out on the full Grand 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 Grand Isle 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 Grand Isle allergy forecast for the grass pollen season: it shows whether Grand 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 Grand Isle pollen count — all types, the overall index and today’s ranking context
Grand Isle ragweed pollen count
See how Grand Isle ranks in today's pollen count rankings — the worst cities for allergies today
See Grand Isle on the pollen map
Every pollen type, with photos and seasons: the pollen directory
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).