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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 January 28, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 22 24
1 AM 26 24
2 AM 26 24
3 AM -- 24
4 AM 26 26
5 AM 25 27
6 AM 24 29
7 AM 22 30
8 AM 21 32
9 AM 25 35
10 AM 31 36
11 AM 35 37
12 PM 36 37
1 PM 38 37
2 PM 38 36
3 PM 39 36
4 PM 38 36
5 PM 37 35
6 PM 37 34
7 PM 36 33
8 PM 35 33
9 PM 35 32
10 PM 36 31
11 PM 35 31
Weather and Ozone Data Wednesday January 28, 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 22 1.5 N -0.4 80 0 0.0
1 AM 26 1.1 N -0.6 73 0 0.0
2 AM 26 1.4 NE -1.2 68 0 0.0
3 AM -- 1.4 NE -2.7 62 0 0.0
4 AM 26 1.0 NE -3.8 68 0 0.0
5 AM 25 0.9 NE -4.4 69 0 0.0
6 AM 24 0.8 NE -5.0 71 0 0.0
7 AM 22 0.7 NE -5.6 76 1 0.0
8 AM 21 1.2 E -5.4 75 19 0.0
9 AM 25 1.9 E -3.3 62 197 0.0
10 AM 31 2.1 E -1.5 51 420 0.0
11 AM 35 2.2 E 0.2 43 540 0.0
12 PM 36 2.3 SE 2.0 37 606 0.0
1 PM 38 2.6 SE 3.2 34 607 0.0
2 PM 38 2.6 SE 4.5 34 536 0.0
3 PM 39 2.4 SE 5.5 34 414 0.0
4 PM 38 2.4 SE 5.9 37 239 0.0
5 PM 37 1.7 SE 5.7 40 46 0.0
6 PM 37 1.4 E 4.7 41 0 0.0
7 PM 36 1.7 SE 4.2 39 0 0.0
8 PM 35 2.5 SE 3.9 39 0 0.0
9 PM 35 2.5 SE 3.7 40 0 0.0
10 PM 36 2.4 SE 3.8 40 0 0.0
11 PM 35 2.3 SE 3.7 43 0 0.0
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updated on 01/29/2015 12:41 PM  I   http://nature.nps.gov/air/data/current/data_MACA-HM2.cfm   I  Email: Webmaster