Name: Pollen forecast for Baltimore (2026-10-04)
Creator: Pollen Count
Published: 2026-10-04T15:54:35Z
License: https://pollencount.org/terms/

The pollen count in Baltimore today is moderate, driven mainly by Mugwort.

MED

14 active species

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4-Day Forecast:

Morning

Grass LOW

Tree LOW

Weed LOW

Afternoon

Grass LOW

Tree LOW

Weed MED

Evening

Grass LOW

Tree LOW

Weed MED

Species	Level	Count
🌿 Mugwort	MED	11 grains/m³
🌿 Pellitory-of-the-wall	MED	8 grains/m³
🌿 Upright Pellitory	MED	8 grains/m³
🌿 Pigweed	MED	6 grains/m³
🌿 Fat Hen	MED	6 grains/m³
+35 more tracked Russian Thistle Ribwort Plantain Stinging Nettle Cock's-foot Grass (mixed) Bermuda Grass Perennial Ryegrass Timothy Grass Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌾 Grass (mixed)	MED	13 grains/m³
🌾 Cock's-foot	MED	12 grains/m³
🌿 Mugwort	MED	10 grains/m³
🌾 Perennial Ryegrass	MED	10 grains/m³
🌾 Bermuda Grass	MED	9 grains/m³
+35 more tracked Pellitory-of-the-wall Timothy Grass Upright Pellitory Pigweed Fat Hen Russian Thistle Ribwort Plantain Stinging Nettle Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌿 Mugwort	MED	13 grains/m³
🌾 Grass (mixed)	MED	11 grains/m³
🌾 Cock's-foot	MED	10 grains/m³
🌿 Pellitory-of-the-wall	MED	10 grains/m³
🌿 Upright Pellitory	MED	9 grains/m³
+35 more tracked Bermuda Grass Perennial Ryegrass Pigweed Fat Hen Russian Thistle Timothy Grass Ribwort Plantain Stinging Nettle Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌿 Mugwort	HIGH	20 grains/m³
🌾 Grass (mixed)	HIGH	20 grains/m³
🌾 Cock's-foot	MED	18 grains/m³
🌿 Pellitory-of-the-wall	HIGH	16 grains/m³
🌾 Perennial Ryegrass	MED	15 grains/m³
+35 more tracked Bermuda Grass Upright Pellitory Timothy Grass Russian Thistle Pigweed Fat Hen Ribwort Plantain Stinging Nettle Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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: 15:54 UTC

4-Day Forecast	Tree	Grass	Weed
Sun 4 Oct	LOW	LOW	MED
Mon 5 Oct	LOW	MED	MED
Tue 6 Oct	LOW	MED	MED
Wed 7 Oct	LOW	HIGH	HIGH

Map of Baltimore (39.2904°, -76.6122°)

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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