Name: Pollen forecast for Las Vegas (2026-09-07)
Creator: Pollen Count
Published: 2026-09-07T16:34:27Z
License: https://pollencount.org/terms/

The pollen count in Las Vegas today is MED, driven mainly by Western Ragweed.

MED

8 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 MED

Evening

Grass MED

Tree LOW

Weed HIGH

Species	Level	Count
🌿 Western Ragweed	MED	13 grains/m³
🌾 Grass (mixed)	MED	13 grains/m³
🌾 Bermuda Grass	MED	9 grains/m³
🌿 Sagebrush	LOW	3 grains/m³
🌿 Russian Thistle	LOW	3 grains/m³
+35 more tracked Giant Ragweed Pellitory-of-the-wall Pigweed Box Elder Alder Common Ragweed Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Upright Pellitory Parthenium Weed Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Western Ragweed	HIGH	20 grains/m³
🌾 Grass (mixed)	MED	16 grains/m³
🌾 Bermuda Grass	MED	11 grains/m³
🌿 Sagebrush	MED	5 grains/m³
🌿 Russian Thistle	LOW	4 grains/m³
+35 more tracked Giant Ragweed Pellitory-of-the-wall Pigweed Box Elder Alder Common Ragweed Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Upright Pellitory Parthenium Weed Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Western Ragweed	HIGH	28 grains/m³
🌾 Grass (mixed)	MED	17 grains/m³
🌾 Bermuda Grass	MED	11 grains/m³
🌿 Sagebrush	MED	7 grains/m³
🌿 Russian Thistle	MED	6 grains/m³
+35 more tracked Giant Ragweed Pellitory-of-the-wall Pigweed Box Elder Alder Common Ragweed Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Upright Pellitory Parthenium Weed Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Western Ragweed	HIGH	24 grains/m³
🌾 Grass (mixed)	MED	12 grains/m³
🌾 Bermuda Grass	MED	8 grains/m³
🌿 Sagebrush	MED	6 grains/m³
🌿 Russian Thistle	MED	5 grains/m³
+35 more tracked Giant Ragweed Pellitory-of-the-wall Pigweed Box Elder Alder Common Ragweed Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Upright Pellitory Parthenium Weed Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS

Last updated: 16:34 UTC

4-Day Forecast	Tree	Grass	Weed
Mon 7 Sep	LOW	MED	MED
Tue 8 Sep	LOW	MED	HIGH
Wed 9 Sep	LOW	MED	HIGH
Thu 10 Sep	LOW	MED	HIGH

Map of Las Vegas (36.1699°, -115.1398°)

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