Grass Pollen Count in Hillside Colony, SD — Today

Updated Saturday, November 7, 2026

This reading is the forecast point shared with Clark Colony, SD — 3 nearby places use the same point; Hillside Colony is 7.7 km from it.

Pollen by type in Hillside Colony

What is the grass pollen count in Hillside Colony today?

The Hillside Colony 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.

Hillside Colony’s overall pollen count today is 22 (Low) across all types. See the full Hillside Colony pollen count for the overall index and every type together.

Hillside Colony Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 722Low
Sunday, November 817Low
Monday, November 911Low
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 Hillside Colony’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Hillside Colony’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 Hillside Colony 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 Northern Plains pattern, the plants that typically shape this city’s year are river-corridor cottonwood, elm and ash in spring, summer grasses, and a divided fall — ragweed in the east, sagebrush in the west.

The South Dakota allergy season guide singles out river-corridor cottonwood, elm and ash in spring, and a divided fall — ragweed in the east, sagebrush in the west.

Plants affecting Hillside Colony now — grass pollen

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

In the Northern Plains pattern, the plants that typically shape this city’s year are river-corridor cottonwood, elm and ash in spring, summer grasses, and a divided fall — ragweed in the east, sagebrush in the west — 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 into July, peaking in June and July. This month sits outside the usual grass pollen window for the Northern Plains pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The South Dakota allergy season guide singles out river-corridor cottonwood, elm and ash in spring, and a divided fall — ragweed in the east, sagebrush in the west.

Hillside Colony allergies today

Hillside Colony allergies today are set by the same reading as the Hillside Colony pollen count today: the Total Pollen Index is 22 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Hillside Colony allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Hillside Colony.

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

Hillside Colony tree pollen count

Hillside Colony ragweed pollen count

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

See Hillside Colony on the pollen map

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

South Dakota allergy season guide

Grass pollen season

Find an allergist in Hillside Colony, SD

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).