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Current Ozone and Weather Data in National Parks


Mammoth Cave NP - Houchin Meadows, KY
EPA AQS Site Number: 21-061-0501


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Wednesday April 23, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 51 45
1 AM 50 43
2 AM 46 42
3 AM 44 42
4 AM -- 43
5 AM 43 44
6 AM 42 45
7 AM 40 47
8 AM 39 48
9 AM 44 50
10 AM 46 52
11 AM 48 54
12 PM 52 56
1 PM 53 56
2 PM 54 56
3 PM 54 56
4 PM 56 55
5 PM 59 54
6 PM 61 52
7 PM 59 50
8 PM 58 48
9 PM 54 47
10 PM 48 46
11 PM 46 45
Weather and Ozone Data Wednesday April 23, 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 51 2.1 N 14.2 44 0 0.0
1 AM 50 1.4 N 13.0 46 0 0.0
2 AM 46 1.6 NE 11.7 50 0 0.0
3 AM 44 1.7 NE 10.4 49 0 0.0
4 AM -- 1.6 NE 9.5 50 0 0.0
5 AM 43 1.4 NE 8.7 53 0 0.0
6 AM 42 1.2 NE 7.8 56 0 0.0
7 AM 40 0.7 N 7.1 61 26 0.0
8 AM 39 1.0 N 8.3 58 176 0.0
9 AM 44 2.1 N 10.2 49 477 0.0
10 AM 46 2.4 N 11.7 41 688 0.0
11 AM 48 2.8 N 13.1 37 856 0.0
12 PM 52 2.6 N 14.1 33 964 0.0
1 PM 53 2.6 NW 15.4 30 1015 0.0
2 PM 54 2.4 N 16.7 27 995 0.0
3 PM 54 2.6 N 17.6 25 908 0.0
4 PM 56 2.5 N 18.3 25 765 0.0
5 PM 59 2.3 N 18.4 23 576 0.0
6 PM 61 2.0 N 18.1 23 347 0.0
7 PM 59 1.6 N 17.2 30 116 0.0
8 PM 58 1.1 NE 15.7 32 6 0.0
9 PM 54 0.9 NE 13.9 35 0 0.0
10 PM 48 0.9 NE 12.1 44 0 0.0
11 PM 46 1.0 NE 11.5 47 0 0.0
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updated on 04/24/2014 5:39 PM  I   http://www2.nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster