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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 February 25, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 29 33
1 AM 25 34
2 AM 30 36
3 AM 34 37
4 AM 35 38
5 AM 37 39
6 AM 37 39
7 AM 37 40
8 AM 40 40
9 AM 40 40
10 AM 40 40
11 AM 40 40
12 PM 41 40
1 PM 41 40
2 PM 41 40
3 PM 40 40
4 PM -- 39
5 PM -- 39
6 PM 41 39
7 PM 40 38
8 PM 40 38
9 PM 40 37
10 PM 39 37
11 PM 38 36
Weather and Ozone Data Wednesday February 25, 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 29 3.0 NW 2.2 86 1 0.0
1 AM 25 3.5 N -0.5 91 1 0.0
2 AM 30 3.9 NE -4.2 95 1 0.0
3 AM 34 5.3 NE -6.6 93 1 0.0
4 AM 35 5.2 NE -7.7 92 1 0.0
5 AM 37 5.0 N -8.8 91 1 0.0
6 AM 37 5.3 NE -9.8 90 1 0.0
7 AM 37 6.0 NE -11.3 88 2 0.0
8 AM 40 4.9 NE -12.2 88 23 0.0
9 AM 40 4.3 NE -12.7 87 73 0.0
10 AM 40 4.2 NE -12.3 87 224 0.0
11 AM 40 4.2 NE -11.8 82 313 0.0
12 PM 41 3.7 N -11.5 78 345 0.0
1 PM 41 4.2 N -11.0 76 301 0.0
2 PM 41 5.1 N -11.1 75 178 0.0
3 PM 40 7.1 N -11.5 73 193 0.0
4 PM -- 6.6 N -12.1 73 139 0.0
5 PM -- 6.6 NW -12.8 66 90 0.0
6 PM 41 5.6 NW -14.1 64 13 0.0
7 PM 40 5.1 N -15.3 71 1 0.0
8 PM 40 5.7 N -16.6 74 1 0.0
9 PM 40 6.6 N -18.0 76 1 0.0
10 PM 39 5.9 N -19.5 74 1 0.0
11 PM 38 5.4 NW -20.1 79 1 0.0
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updated on 02/26/2015 10:42 PM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster