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Current Ozone and Weather Data in National Parks


Theodore Roosevelt National Park - Visitor Center, ND
EPA AQS Site Number: 38-007-0002


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Wednesday May 27, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 51 45
1 AM 49 42
2 AM 47 40
3 AM 44 39
4 AM 47 39
5 AM 45 40
6 AM 41 41
7 AM 36 42
8 AM 32 44
9 AM 33 46
10 AM 37 47
11 AM 48 48
12 PM 51 48
1 PM 53 47
2 PM 53 45
3 PM 52 43
4 PM 44 40
5 PM 42 39
6 PM 47 37
7 PM 45 35
8 PM 43 33
9 PM 39 32
10 PM 34 31
11 PM 30 --
Weather and Ozone Data Wednesday May 27, 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 51 4.2 S 14.0 61 0 0.0
1 AM 49 4.5 S 13.3 64 0 0.0
2 AM 47 4.5 S 12.6 66 0 0.0
3 AM 44 4.1 S 12.1 68 0 0.0
4 AM 47 4.1 S 12.4 68 0 0.0
5 AM 45 4.2 S 11.6 71 0 0.0
6 AM 41 4.0 S 11.4 72 33 0.0
7 AM 36 4.0 SE 13.5 70 161 0.0
8 AM 32 4.0 S 15.0 67 253 0.0
9 AM 33 2.8 S 18.1 61 476 0.0
10 AM 37 3.5 S 21.0 54 610 0.0
11 AM 48 5.5 S 23.5 44 733 0.0
12 PM 51 6.6 S 24.1 41 598 0.0
1 PM 53 7.6 SE 24.4 38 535 0.0
2 PM 53 8.3 SE 24.4 37 367 0.0
3 PM 52 7.1 S 17.7 63 63 5.4
4 PM 44 6.1 N 13.9 94 13 4.5
5 PM 42 5.2 N 14.7 95 42 2.6
6 PM 47 3.9 NE 14.8 91 130 0.2
7 PM 45 5.0 E 14.3 91 106 0.0
8 PM 43 6.7 E 14.2 92 45 0.0
9 PM 39 7.1 SE 14.1 93 6 0.0
10 PM 34 4.2 S 13.8 94 0 0.0
11 PM 30 4.6 S 13.4 95 0 0.0
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updated on 05/28/2015 3:46 AM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster