X.HI

15 active species

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4-Day Forecast:

Morning

Grass HIGH

Tree LOW

Weed HIGH

Afternoon

Grass HIGH

Tree LOW

Weed X.HI

Evening

Grass HIGH

Tree LOW

Weed X.HI

Species	Level	Count
🌿 Sagebrush	X.HI	56 grains/m³
🌿 Russian Thistle	V.HI	37 grains/m³
🌿 Pellitory-of-the-wall	HIGH	26 grains/m³
🌾 Grass (mixed)	HIGH	26 grains/m³
🌿 Pigweed	HIGH	21 grains/m³
+35 more tracked Fat Hen Mugwort Bermuda Grass Ribwort Plantain Upright Pellitory Cock's-foot Timothy Grass Stinging Nettle Common Sorrel Perennial Ryegrass Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌿 Sagebrush	V.HI	41 grains/m³
🌿 Russian Thistle	HIGH	27 grains/m³
🌾 Grass (mixed)	HIGH	20 grains/m³
🌿 Pellitory-of-the-wall	HIGH	19 grains/m³
🌿 Pigweed	HIGH	15 grains/m³
+35 more tracked Fat Hen Mugwort Bermuda Grass Ribwort Plantain Upright Pellitory Cock's-foot Timothy Grass Stinging Nettle Perennial Ryegrass Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌿 Sagebrush	X.HI	80 grains/m³
🌿 Russian Thistle	X.HI	52 grains/m³
🌿 Pellitory-of-the-wall	V.HI	38 grains/m³
🌿 Pigweed	V.HI	30 grains/m³
🌿 Fat Hen	HIGH	28 grains/m³
+35 more tracked Grass (mixed) Mugwort Ribwort Plantain Bermuda Grass Upright Pellitory Cock's-foot Stinging Nettle Timothy Grass Common Sorrel Perennial Ryegrass Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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
🌿 Sagebrush	X.HI	71 grains/m³
🌿 Russian Thistle	V.HI	46 grains/m³
🌿 Pellitory-of-the-wall	V.HI	34 grains/m³
🌾 Grass (mixed)	HIGH	32 grains/m³
🌿 Pigweed	HIGH	26 grains/m³
+35 more tracked Fat Hen Mugwort Bermuda Grass Ribwort Plantain Upright Pellitory Cock's-foot Stinging Nettle Timothy Grass Perennial Ryegrass Common Sorrel Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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: 14:03 UTC

4-Day Forecast	Tree	Grass	Weed
Wed 20 May	LOW	HIGH	X.HI
Thu 21 May	LOW	HIGH	V.HI
Fri 22 May	LOW	HIGH	X.HI
Sat 23 May	LOW	HIGH	X.HI

Map of Lisbon (38.7223°, -9.1393°)

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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