Name: Pollen forecast for Indianapolis (2026-09-07)
Creator: Pollen Count
Published: 2026-09-07T16:34:28Z
License: https://pollencount.org/terms/

The pollen count in Indianapolis today is X.HI, driven mainly by Giant Ragweed.

X.HI

17 active species

Refreshing live forecast…

.forecast-refresh-status{display:none!important}.date-tab{cursor:default;opacity:.55}Showing today's cached forecast. Enable JavaScript to switch days and load live data.

4-Day Forecast:

Morning

Grass LOW

Tree LOW

Weed MED

Afternoon

Grass MED

Tree LOW

Weed X.HI

Evening

Grass MED

Tree LOW

Weed X.HI

Species	Level	Count
🌿 Giant Ragweed	X.HI	53 grains/m³
🌿 Common Ragweed	HIGH	26 grains/m³
🌿 Western Ragweed	HIGH	23 grains/m³
🌿 Mugwort	MED	14 grains/m³
🌾 Perennial Ryegrass	MED	14 grains/m³
+35 more tracked Grass (mixed) Timothy Grass Cock's-foot Bermuda Grass Pellitory-of-the-wall Upright Pellitory Stinging Nettle Pigweed Fat Hen Russian Thistle Ribwort Plantain Common Sorrel Box Elder Alder Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌿 Giant Ragweed	X.HI	69 grains/m³
🌿 Common Ragweed	V.HI	33 grains/m³
🌿 Western Ragweed	V.HI	30 grains/m³
🌿 Mugwort	HIGH	18 grains/m³
🌾 Perennial Ryegrass	MED	17 grains/m³
+35 more tracked Grass (mixed) Timothy Grass Cock's-foot Bermuda Grass Pellitory-of-the-wall Upright Pellitory Stinging Nettle Pigweed Fat Hen Russian Thistle Ribwort Plantain Common Sorrel Box Elder Alder Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌿 Giant Ragweed	X.HI	59 grains/m³
🌿 Common Ragweed	HIGH	29 grains/m³
🌿 Western Ragweed	HIGH	25 grains/m³
🌿 Mugwort	HIGH	15 grains/m³
🌾 Perennial Ryegrass	MED	11 grains/m³
+35 more tracked Grass (mixed) Cock's-foot Timothy Grass Pellitory-of-the-wall Bermuda Grass Upright Pellitory Stinging Nettle Fat Hen Russian Thistle Pigweed Ribwort Plantain Common Sorrel Box Elder Alder Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌿 Giant Ragweed	V.HI	47 grains/m³
🌿 Common Ragweed	HIGH	23 grains/m³
🌿 Western Ragweed	HIGH	20 grains/m³
🌿 Mugwort	MED	12 grains/m³
🌾 Perennial Ryegrass	MED	8 grains/m³
+35 more tracked Timothy Grass Grass (mixed) Cock's-foot Pellitory-of-the-wall Upright Pellitory Bermuda Grass Russian Thistle Stinging Nettle Pigweed Fat Hen Ribwort Plantain Common Sorrel Box Elder Alder Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive Parthenium Weed London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS

Last updated: 16:34 UTC

4-Day Forecast	Tree	Grass	Weed
Mon 7 Sep	LOW	MED	X.HI
Tue 8 Sep	LOW	MED	X.HI
Wed 9 Sep	LOW	MED	X.HI
Thu 10 Sep	LOW	MED	V.HI

Map of Indianapolis (39.7684°, -86.1581°)

More in United States

Atlanta Austin Baltimore Boston Buffalo Charlotte

What Pollen Levels Mean

LOW Symptoms are unlikely

MED Moderate risk of symptoms

HIGH Widespread symptoms likely

V.HI Expect significant symptoms

X.HI Extremely high symptom likelihood & severity