WildfireSmokeUSA

US air quality and smoke forecast

Hourly fine particulate matter (PM2.5) at 1284 US monitoring stations, compared against the FireSmoke, FireWork and HRRR smoke forecasts.
National outlook
Across the United States, 1061 monitoring stations are currently reporting, with 903 stations in the Good air quality category, 156 in the Moderate category, and 2 in the Unhealthy for Sensitive Groups category. The most affected areas include Cataño 40, Puerto Rico, with 53 µg/m³, and Hidden Valley, Arizona, with 40 µg/m³. Over the next 48 hours, models predict the highest smoke levels in several locations in Washington, including Anacortes-202 Ave (SO-AQS), Bellingham Pacific, Twisp-S Lincoln St, Anacortes-Bartholomew Rd (US), Darrington-Fir St, and Mt Vernon-S 2nd St, all forecast to reach over 500 µg/m³. Other stations, such as Rahway PM, New Jersey, and Otay Mesa - Donovan, California, are expected to see rising levels, with forecasts reaching 52 µg/m³ and 33 µg/m³, respectively.
AI-generated summary of the latest observations and forecasts — may contain errors and is based only on official federal, state, local and tribal data · updated Sep 12, 11:09AM EDT

Communities to watch

Updated twice hourly from alerts, current readings, worsening trends, and the highest available 24-hour forecast. Monitors report on their own schedules.

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Regional air quality and smoke forecasts

Current median PM2.5 from reporting regulatory monitors, with the highest available 48-hour smoke forecast. Updated twice hourly; monitors report on their own schedules.

West13 states
Alaska7 monitorsNow · observedGood3.4 µg/m³ medianNext 48 hoursPeak 41.6 µg/m³
Quick links: Anchorage · Fairbanks · Juneau
Active fires:3 Not contained1 Mostly contained (70%+)
Arizona30 monitorsNow · observedGood3.6 µg/m³ medianNext 48 hoursPeak 23.1 µg/m³
Quick links: Phoenix · Tucson · Flagstaff · Prescott
Active fires:1 Mostly contained (70%+)7 Other
Hawaii13 monitorsNow · observedGood1.0 µg/m³ medianNext 48 hoursNo recent data
Quick links: Honolulu · Hilo
Active fires:0
Idaho31 monitorsNow · observedGood5.9 µg/m³ medianNext 48 hoursPeak 94.4 µg/m³
Quick links: Boise · Coeur d'Alene · Idaho Falls · Lewiston
Active fires:10 Not contained5 Partially contained5 Mostly contained (70%+)1 Other
Montana22 monitorsNow · observedGood3.0 µg/m³ medianNext 48 hoursPeak 16.0 µg/m³
Quick links: Missoula · Billings · Great Falls · Kalispell
Active fires:5 Not contained3 Partially contained10 Mostly contained (70%+)42 Other
Nevada25 monitorsNow · observedGood2.7 µg/m³ medianNext 48 hoursPeak 38.9 µg/m³
Quick links: Las Vegas · Reno · Carson City
Active fires:4 Mostly contained (70%+)1 Other
New Mexico14 monitorsNow · observedGood1.9 µg/m³ medianNext 48 hoursPeak 83.5 µg/m³
Quick links: Albuquerque · Santa Fe · Las Cruces
Active fires:1 Partially contained10 Mostly contained (70%+)70 Other
Oregon77 monitorsNow · observedGood4.3 µg/m³ medianNext 48 hoursPeak 256.6 µg/m³
Quick links: Portland · Eugene · Bend · Medford
Active fires:2 Not contained3 Partially contained50 Mostly contained (70%+)9 Other
Utah29 monitorsNow · observedGood7.5 µg/m³ medianNext 48 hoursPeak 19.7 µg/m³
Quick links: Salt Lake City · Provo · St. George · Logan
Active fires:1 Partially contained5 Mostly contained (70%+)3 Other
Washington113 monitorsNow · observedGood7.9 µg/m³ medianNext 48 hoursPeak 1560.3 µg/m³
Quick links: Seattle · Spokane · Yakima · Bellingham
Active fires:9 Not contained3 Partially contained12 Mostly contained (70%+)16 Other
Wyoming20 monitorsNow · observedGood1.0 µg/m³ medianNext 48 hoursPeak 23.2 µg/m³
Quick links: Cheyenne · Casper · Jackson · Cody
Active fires:1 Not contained1 Mostly contained (70%+)4 Other
South17 states
Alabama12 monitorsNow · observedGood4.3 µg/m³ medianNext 48 hoursPeak 242.8 µg/m³
Quick links: Birmingham · Mobile · Huntsville
Active fires:3 Mostly contained (70%+)1 Other
Delaware8 monitorsNow · observedGood5.9 µg/m³ medianNext 48 hoursPeak 10.8 µg/m³
Quick links: Wilmington
Active fires:0
Florida50 monitorsNow · observedGood4.5 µg/m³ medianNext 48 hoursPeak 40.8 µg/m³
Quick links: Miami · Tampa · Orlando · Jacksonville
Active fires:5 Mostly contained (70%+)2 Other
Georgia24 monitorsNow · observedGood3.9 µg/m³ medianNext 48 hoursPeak 91.4 µg/m³
Quick links: Atlanta · Savannah · Augusta
Active fires:2 Mostly contained (70%+)
Kentucky20 monitorsNow · observedGood5.8 µg/m³ medianNext 48 hoursPeak 26.9 µg/m³
Quick links: Louisville · Lexington
Active fires:0
Maryland14 monitorsNow · observedGood3.0 µg/m³ medianNext 48 hoursPeak 11.4 µg/m³
Quick links: Baltimore
Active fires:0
Mississippi8 monitorsNow · observedGood5.8 µg/m³ medianNext 48 hoursPeak 17.8 µg/m³
Quick links: Jackson · Gulfport
Active fires:2 Mostly contained (70%+)1 Other
Oklahoma14 monitorsNow · observedGood8.6 µg/m³ medianNext 48 hoursPeak 14.7 µg/m³
Quick links: Oklahoma City · Tulsa
Active fires:18 Mostly contained (70%+)16 Other
Texas69 monitorsNow · observedGood6.5 µg/m³ medianNext 48 hoursPeak 37.6 µg/m³
Quick links: Houston · Dallas · San Antonio · Austin
Active fires:2 Not contained1 Partially contained4 Mostly contained (70%+)2 Other
Midwest12 states
Iowa14 monitorsNow · observedGood6.3 µg/m³ medianNext 48 hoursPeak 11.6 µg/m³
Quick links: Des Moines · Cedar Rapids
Active fires:0
Kansas9 monitorsNow · observedGood4.3 µg/m³ medianNext 48 hoursPeak 12.9 µg/m³
Quick links: Wichita · Topeka
Active fires:0
Minnesota27 monitorsNow · observedGood4.1 µg/m³ medianNext 48 hoursPeak 48.3 µg/m³
Quick links: Minneapolis · Duluth · Rochester
Active fires:6 Mostly contained (70%+)2 Other
Nebraska10 monitorsNow · observedGood5.0 µg/m³ medianNext 48 hoursPeak 7.8 µg/m³
Quick links: Omaha · Lincoln
Active fires:1 Other
North Dakota9 monitorsNow · observedGood2.0 µg/m³ medianNext 48 hoursPeak 10.6 µg/m³
Quick links: Fargo · Bismarck
Active fires:1 Mostly contained (70%+)1 Other
South Dakota9 monitorsNow · observedGood3.2 µg/m³ medianNext 48 hoursPeak 13.0 µg/m³
Quick links: Sioux Falls · Rapid City
Active fires:3 Mostly contained (70%+)8 Other
Northeast9 states
Maine11 monitorsNow · observedGood7.7 µg/m³ medianNext 48 hoursPeak 6.5 µg/m³
Quick links: Portland · Bangor
Active fires:0
New Hampshire6 monitorsNow · observedGood5.9 µg/m³ medianNext 48 hoursPeak 12.7 µg/m³
Quick links: Manchester
Active fires:0
Rhode Island6 monitorsNow · observedGood5.5 µg/m³ medianNext 48 hoursPeak 25.3 µg/m³
Quick links: Providence
Active fires:0
Vermont4 monitorsNow · observedGood6.6 µg/m³ medianNext 48 hoursPeak 3.5 µg/m³
Quick links: Burlington
Active fires:0
Other regions1
Puerto Rico1 monitorsNow · observedUnhealthy for Sensitive Groups53.0 µg/m³ medianNext 48 hoursNo recent data
Quick links: San Juan
Active fires:0
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Smoke forecasts by city

Select a state for an overview of every monitor there.