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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 Sunday March 1, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 40
1 AM 41 40
2 AM 41 40
3 AM 40 39
4 AM 41 39
5 AM 41 40
6 AM 40 40
7 AM 40 41
8 AM 39 42
9 AM 38 43
10 AM 38 44
11 AM 41 45
12 PM 43 46
1 PM 44 47
2 PM 49 47
3 PM 47 47
4 PM 47 47
5 PM 48 47
6 PM 48 47
7 PM 49 47
8 PM 48 47
9 PM 47 47
10 PM 47 47
11 PM 47 47
Weather and Ozone Data Sunday March 1, 2015
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 41 1.0 N -18.9 81 0 0.0
1 AM 41 0.8 NW -19.5 82 0 0.0
2 AM 41 0.8 NW -21.0 85 0 0.0
3 AM 40 0.9 W -21.9 84 0 0.0
4 AM 41 0.9 NW -22.0 82 0 0.0
5 AM 41 0.8 NW -22.8 81 0 0.0
6 AM 40 0.8 N -23.8 79 0 0.0
7 AM 40 0.7 NW -24.6 79 1 0.0
8 AM 39 0.9 SW -23.7 79 33 0.0
9 AM 38 0.9 SE -18.5 76 219 0.0
10 AM 38 1.3 SE -14.3 68 383 0.0
11 AM 41 1.3 S -10.0 52 530 0.0
12 PM 43 1.7 SE -6.1 45 638 0.0
1 PM 44 1.6 S -4.0 43 675 0.0
2 PM 49 1.7 S -2.8 30 656 0.0
3 PM 47 1.6 S -2.2 28 586 0.0
4 PM 47 1.6 S -1.4 27 306 0.0
5 PM 48 1.5 SE 0.4 25 251 0.0
6 PM 48 1.0 SW -5.0 32 30 0.0
7 PM 49 1.0 NW -11.4 44 2 0.0
8 PM 48 1.1 W -12.5 45 0 0.0
9 PM 47 0.9 N -13.3 52 0 0.0
10 PM 47 1.1 NW -14.9 59 0 0.0
11 PM 47 1.0 NW -15.4 61 0 0.0
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updated on 03/02/2015 8:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_YELL-WT2.cfm   I  Email: Webmaster