Naperville, IL Current Weather Conditions [Select Refresh to Update]
Updated Automatically by Ambient Weather's Virtual Weather Station  V14.01

Current Conditions

Almanac

Last Updated: 3:06pm on 2/6/12
Outside Temperature: 30.6 °F
Today's High: 31.3 °F at 12:40pm
Lo: 28.2 °F at 12:00am
Barometric Trend: -0.006
Sunrise : 6:58am  Sunset: 5:11pm
Moonrise:   4:17pm   Moonset:  5:52am
Moon Phase: 14

Parameter

Value High Time Low Time Average Rate Rate Hi Time Rate Lo Time

Wind Direction

SW 360 8:14am 5 5:06am 243 -12.4 108.9 2:52pm -196.3 2:47pm

Wind Speed

9 15 4:28am 0 12:00am 5 3.5 9.0 2:08pm -6.8 12:07pm

Gust

10 15 4:28am 0 10:10am 10 -0.3 5.8 12:12pm -7.0 1:20pm

In Humidity

35 36 3:52am 32 12:00am 35 0.1 2.0 1:20pm 0.0

Out Humidity

87 97 4:04am 86 2:49pm 88 -0.7 0.1 12:08pm -2.3 12:43pm

In Temp

72.6 72.6 3:03pm 69.0 10:50am 71.5 1.13 1.39 2:13pm 0.00

Out Temp

30.6 31.3 12:40pm 28.2 12:00am 30.8 -0.17 0.54 12:26pm -0.31 2:07pm

Barometer

29.37 29.46 12:00am 29.36 2:23pm 29.37 -0.006 0.000 -0.016 1:59pm

Rain

1.45 1.45 12:00am 1.45 12:00am 1.45 0.000 0.000 0.000

Ch 1 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 0.00

Ch 1 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 0.0

Ch 2 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 0.00

Ch 2 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 0.0

Ch 3 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 0.00

Ch 3 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 0.0

ET

0.01 0.05 12:00am 0.00 12:00am 0.01 0.002 0.003 1:00pm 0.000

UV Index

0.0 0.7 12:14pm 0.0 12:00am 0.1 -0.08 0.12 12:14pm -0.55 12:58pm

Solar

63 183 12:14pm 0 12:00am 88 -24.8 40.6 12:14pm -47.5 1:29pm

Wind Chill

22.5 31.2 12:53pm 18.3 4:54am 25.6 -3.03 6.60 12:07pm -5.48 2:08pm

In Heat Index

72.1 72.1 3:03pm 68.3 10:50am 71.0 1.13 1.41 2:13pm 0.00

Heat Index

35.8 36.8 10:12am 34.1 12:00am 36.1 -0.27 0.33 12:40pm -0.51 2:49pm

Dew Point

27.2 29.1 10:12am 26.2 12:00am 27.6 -0.36 0.16 12:49pm -0.77 2:49pm

Barom Sea-level

30.18 30.27 12:00am 30.17 2:23pm 30.18 -0.006 0.000 -0.017 1:59pm

Parameter

Month High Date Month Low Date Year High Date Year Low Date Yesterday High Yesterday Low 24 Hour Difference

Wind Direction

360 2/1/12 1 2/1/12 360 1/1/12 0 1/9/12 360 1 -111

Wind Speed

19 2/3/12 0 2/1/12 33 1/1/12 0 1/1/12 14 0 3

Gust

19 2/3/12 0 2/1/12 33 1/1/12 0 1/3/12 14 0 2

In Humidity

39 2/3/12 32 2/2/12 39 1/6/12 24 1/19/12 36 32 0

Out Humidity

98 2/2/12 50 2/5/12 100 1/23/12 34 1/19/12 93 50 33

In Temp

75.0 2/3/12 68.7 2/2/12 75.4 1/27/12 65.6 1/20/12 73.6 69.4 -0.9

Out Temp

49.8 2/1/12 28.2 2/5/12 56.7 1/11/12 2.8 1/20/12 47.7 28.2 -15.9

Barometer

29.69 2/3/12 29.12 2/1/12 29.69 2/3/12 28.59 1/23/12 29.52 29.41 -0.13

Rain

1.45 2/4/12 1.40 2/1/12 1.45 2/4/12 0.01 1/1/12 1.45 1.45 0.00

Ch 1 Temp

0.0 2/1/12 0.0 2/1/12 0.0 1/1/12 0.0 1/1/12 0.0 0.0 0.0

Ch 1 Hum

0 2/1/12 0 2/1/12 0 1/1/12 0 1/1/12 0 0 0

Ch 2 Temp

0.0 2/1/12 0.0 2/1/12 0.0 1/1/12 0.0 1/1/12 0.0 0.0 0.0

Ch 2 Hum

0 2/1/12 0 2/1/12 0 1/1/12 0 1/1/12 0 0 0

Ch 3 Temp

0.0 2/1/12 0.0 2/1/12 0.0 1/1/12 0.0 1/1/12 0.0 0.0 0.0

Ch 3 Hum

0 2/1/12 0 2/1/12 0 1/1/12 0 1/1/12 0 0 0

ET

0.05 2/5/12 0.00 2/1/12 0.06 1/6/12 0.00 1/1/12 0.05 0.00 -0.03

UV Index

1.5 2/4/12 0.0 2/1/12 1.5 2/4/12 0.0 1/1/12 1.5 0.0 -0.5

Solar

738 2/5/12 0 2/1/12 738 2/5/12 0 1/1/12 738 0 -197

Wind Chill

49.8 2/1/12 18.3 2/6/12 56.7 1/11/12 -10.7 1/19/12 47.7 20.0 -21.2

In Heat Index

74.5 2/3/12 68.2 2/2/12 74.9 1/27/12 64.5 1/20/12 73.1 68.9 -0.9

Heat Index

51.4 2/1/12 34.0 2/5/12 59.4 1/31/12 4.2 1/19/12 48.7 34.0 -11.9

Dew Point

36.7 2/1/12 25.0 2/5/12 48.2 1/31/12 -12.0 1/19/12 33.9 25.0 -3.6

Barom Sea-level

30.51 2/3/12 29.93 2/1/12 30.51 2/3/12 29.38 1/23/12 30.33 30.23 -0.13

Press Altitude

515 Daily  Rain 0.00 Degree Heating 20.8 Monthly Degree Day Cooling 0.0 Heat Index --- Beaufort Gentle Breeze

Cloud Base

850 Hourly  Rain 0.00 Degree Cooling 0.0 Monthly Wind Run 378 Comfort Index Uncomfortably Cold    

Air Density

-1272 24Hr Rain 0.00 Moon Phase 14 Yearly Deg Day Heating 1166.0 Forecast Increasing clouds with little temperature change. Precip possible within 24 to 48 hrs    

Virtual Temp

31.5 Rain Rate 0.000 Monthly Rain 0.05 Yearly Degree Day Cooling 0.0 Station Barom Trend Steady    

Vapor Press

0.15 Wind Run 60 Monthly Deg Day Heating 156.4 Yearly Wind Run 2993 Barometer Trend Steady    

Updated Automatically by Ambient Software's Virtual Weather Station  V14.01
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