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

The pollen count in Detroit today is V.HI, driven mainly by Giant Ragweed.

V.HI

17 active species

Refreshing live forecast…

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4-Day Forecast:

Morning

Grass LOW

Tree LOW

Weed MED

Afternoon

Grass MED

Tree LOW

Weed V.HI

Evening

Grass MED

Tree LOW

Weed X.HI

Species	Level	Count
🌿 Giant Ragweed	V.HI	38 grains/m³
🌿 Common Ragweed	HIGH	29 grains/m³
🌿 Western Ragweed	HIGH	16 grains/m³
🌾 Perennial Ryegrass	MED	11 grains/m³
🌾 Timothy Grass	MED	11 grains/m³
+35 more tracked Grass (mixed) Mugwort Cock's-foot Bermuda Grass Pellitory-of-the-wall Upright Pellitory Fat Hen Russian Thistle Stinging Nettle 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	X.HI	56 grains/m³
🌿 Common Ragweed	V.HI	43 grains/m³
🌿 Western Ragweed	HIGH	24 grains/m³
🌿 Mugwort	HIGH	15 grains/m³
🌾 Grass (mixed)	MED	15 grains/m³
+35 more tracked Perennial Ryegrass Timothy Grass Cock's-foot Bermuda Grass Pellitory-of-the-wall 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	44 grains/m³
🌿 Common Ragweed	V.HI	33 grains/m³
🌿 Western Ragweed	HIGH	18 grains/m³
🌿 Mugwort	MED	12 grains/m³
🌿 Pellitory-of-the-wall	MED	7 grains/m³
+35 more tracked Upright Pellitory Perennial Ryegrass Timothy Grass Grass (mixed) Russian Thistle Stinging Nettle Pigweed Fat Hen Cock's-foot Ribwort Plantain Bermuda Grass 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	39 grains/m³
🌿 Common Ragweed	HIGH	29 grains/m³
🌿 Western Ragweed	HIGH	16 grains/m³
🌾 Perennial Ryegrass	MED	11 grains/m³
🌾 Timothy Grass	MED	11 grains/m³
+35 more tracked Grass (mixed) Mugwort Cock's-foot Bermuda Grass Pellitory-of-the-wall 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

Last updated: 16:34 UTC

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

Map of Detroit (42.3314°, -83.0458°)

More in United States

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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