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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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Monday July 28, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 0 0
1 AM 0 0
2 AM 0 0
3 AM 0 0
4 AM 0 0
5 AM 0 0
6 AM 0 0
7 AM 0 0
8 AM 0 0
9 AM 0 0
10 AM 0 0
11 AM 0 0
12 PM 0 0
1 PM 0 0
2 PM 0 0
3 PM 0 0
4 PM 0 0
5 PM 0 0
6 PM 0 0
7 PM 0 0
8 PM 0 0
9 PM 0 0
10 PM 0 0
11 PM 0 --
Weather and Ozone Data Monday July 28, 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 0 1.0 N 13.9 40 1 0.0
1 AM 0 1.2 NW 13.5 40 1 0.0
2 AM 0 1.2 NW 13.0 40 1 0.0
3 AM 0 1.3 NW 12.3 41 1 0.0
4 AM 0 1.3 NW 11.4 43 1 0.0
5 AM 0 1.1 NW 11.1 45 1 0.0
6 AM 0 0.7 W 10.2 47 1 0.0
7 AM 0 0.7 W 10.3 48 31 0.0
8 AM 0 0.8 S 12.3 51 82 0.0
9 AM 0 0.9 SE 14.8 47 269 0.0
10 AM 0 1.4 S 17.1 40 537 0.0
11 AM 0 1.7 SE 19.8 28 657 0.0
12 PM 0 2.1 SE 22.0 23 823 0.0
1 PM 0 2.1 SE 22.8 26 811 0.0
2 PM 0 1.6 SE 23.1 29 598 0.0
3 PM 0 1.7 N 24.3 22 581 0.0
4 PM 0 1.4 NE 24.7 20 498 0.0
5 PM 0 1.2 N 23.1 24 129 0.0
6 PM 0 2.1 W 19.7 34 112 0.0
7 PM 0 1.2 W 19.4 34 61 0.0
8 PM 0 1.2 NW 18.1 41 25 0.0
9 PM 0 1.0 N 17.0 45 5 0.0
10 PM 0 1.6 N 15.8 51 1 0.0
11 PM 0 1.5 NE 14.6 59 1 0.0
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updated on 07/29/2014 3:40 AM  I   http://www.nature.nps.gov/air/data/current/data_YELL-WT2.cfm   I  Email: Webmaster