Grass Pollen Count in Harper Woods, MI — Today
Updated Saturday, November 7, 2026
This reading is the forecast point shared with Grosse Pointe Woods, MI — 2 nearby places use the same point; Harper Woods is 1.9 km from it.
Pollen by type in Harper Woods
What is the grass pollen count in Harper Woods today?
The Harper Woods grass pollen index today is 1 (Low) on Pollen Atlas’s modelled 0–100 scale. Low
Modelled pollen risk index — not a measured count.
Harper Woods’s overall pollen count today is 19 (Low) across all types. See the full Harper Woods pollen count for the overall index and every type together.
Harper Woods is a city in Wayne County, Michigan. Its population is 15,205 (ACS 2023).
Harper Woods Grass Pollen Count: 5-Day Forecast
| Day | Overall index | Category |
|---|---|---|
| Saturday, November 7 | 19 | Low |
| Sunday, November 8 | 19 | Low |
| Monday, November 9 | 19 | Low |
| Tuesday, November 10 | 19 | Low |
| Wednesday, November 11 | 18 | 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 Harper Woods’s overall trend across the week. Today’s grass pollen reading is the headline above.
Species driving Harper Woods’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 Harper Woods is 1 (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 Midwest & Great Lakes pattern, the plants that typically shape this city’s year are spring trees, late-spring and summer grasses, and late-summer and autumn ragweed.
The Michigan allergy season guide singles out birch and oak in a compressed late-spring stack, and ragweed as the heavy fall finish.
Plants affecting Harper Woods now — grass pollen
Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Harper Woods. The type summary stands: grass pollen reads 1 (Low) today.
In the Midwest & Great Lakes pattern, the plants that typically shape this city’s year are spring trees, late-spring and summer grasses, and late-summer and autumn 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 grass pollen level means
Low risk. Keep windows open; consider allergy meds only if sensitive.
Enjoy outdoor activities.
Grasses hold from May through July. This month sits outside the usual grass pollen window for the Midwest & Great Lakes pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Michigan allergy season guide singles out birch and oak in a compressed late-spring stack, and ragweed as the heavy fall finish.
Harper Woods allergies today
Harper Woods allergies today are set by the same reading as the Harper Woods pollen count today: the Total Pollen Index is 19 (Low), and the grass pollen index on this page is 1 (Low) of it. When people ask about Harper Woods allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Harper Woods.
Allergies in Harper Woods follow the Michigan calendar set out on the full Harper Woods 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 Harper Woods 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 Harper Woods allergy forecast for the grass pollen season: it shows whether Harper Woods 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 Harper Woods pollen count — all types, the overall index and today’s ranking context
Harper Woods tree pollen count
Harper Woods ragweed pollen count
See how Harper Woods ranks in today's pollen count rankings — the worst cities for allergies today
See Harper Woods 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).