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Current Ozone and Weather Data in National Parks


Yellowstone National Park - Water Tower, WY
EPA AQS Site Number: 56-039-1011


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday September 2, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 --
1 AM 43 --
2 AM 42 --
3 AM 43 --
4 AM 43 --
Weather and Ozone Data Tuesday September 2, 2014
Hour
Ending
(Local Time)
Ozone
(parts per
billion)
Wind
Speed
(meters per
second)
Wind
Direction
Temperature
(degrees C)
Relative
Humidity
(%)
Solar
Radiation
(watts per
meter
squared)
Rainfall
(millimeters)
12 AM 45 1.1 W 5.4 73 1 0.0
1 AM 43 1.0 W 4.5 79 1 0.0
2 AM 42 1.1 NW 3.5 84 1 0.0
3 AM 43 1.1 NW 3.4 84 1 0.0
4 AM 43 0.9 NW 3.2 85 1 0.0
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updated on 09/02/2014 4:39 AM  I   http://www2.nature.nps.gov/air/data/current/data_YELL-WT.cfm   I  Email: Webmaster