Silver Spring, MD Current Weather Conditions [Select Refresh to Update]
Updated Automatically by Ambient Weather's Virtual Weather Station  V15.00

Current Conditions

Almanac

Last Updated: 12:25pm on 12/15/17
Outside Temperature: 27.3 °F
Today's High: 28.4 °F at 10:52am
Lo: 23.6 °F at 3:52am
Barometric Trend: -0.042
Sunrise : 7:19am  Sunset: 4:46pm
Moonrise:   4:41am   Moonset:  3:26pm
Moon Phase: 27

Parameter

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

Wind Direction

ENE 360 11:36am 6 7:48am 88 -24.5 243.6 11:36am -123.3 7:48am

Wind Speed

0 7 12:00am 0 12:00am 1 -0.9 4.8 8:39am -2.2 8:57am

Gust

4 7 12:00am 0 12:30am 3 1.3 3.0 4:34am -5.6 12:00am

In Humidity

26 27 12:00am 26 1:52am 26 -0.0 0.0 1:54am -1.0 1:52am

Out Humidity

68 70 4:57am 52 12:00am 61 7.3 10.6 2:01am -3.6 6:29am

In Temp

70.1 70.7 6:03am 70.0 12:48am 70.3 -0.21 0.32 6:03am -0.37 12:48am

Out Temp

27.3 28.4 10:52am 23.6 3:52am 28.0 -0.71 1.13 5:52am -1.95 3:52am

Barometer

29.62 29.76 2:47am 29.62 12:25pm 29.66 -0.042 0.015 1:30am -0.047 12:10pm

Rain

37.40 37.40 12:00am 37.40 12:00am 37.40 0.000 0.000 12:00am 0.000 11:49am

Ch 1 Temp

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

Ch 1 Hum

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

Ch 2 Temp

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

Ch 2 Hum

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

Ch 3 Temp

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

Ch 3 Hum

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

ET

0.00 0.00 12:00am 0.00 12:00am 0.00 0.000 0.000 12:00am 0.000 12:00am

UV Index

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

Solar

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

Wind Chill

27.3 28.4 10:53am 19.0 4:34am 27.6 -0.29 2.46 8:52am -5.77 12:58am

In Heat Index

69.0 69.6 6:03am 68.9 1:52am 69.2 -0.21 0.32 6:03am -0.37 12:48am

Heat Index

30.0 30.4 12:08pm 25.7 3:52am 29.9 0.11 1.43 5:51am -1.64 3:52am

Dew Point

18.1 18.1 12:25pm 12.3 12:00am 16.2 1.96 3.94 2:01am -1.88 12:00am

Barom Sea-level

30.00 30.15 2:47am 30.00 12:25pm 30.04 -0.042 0.015 1:30am -0.047 12:10pm

Parameter

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

Wind Direction

360 12/1/17 1 12/1/17 360 4/11/17 0 2/17/17 360 1 -219

Wind Speed

31 12/12/17 0 12/1/17 31 12/12/17 0 2/17/17 20 0 -1

Gust

31 12/12/17 0 12/1/17 31 3/15/17 0 2/16/17 21 0 -13

In Humidity

42 12/5/17 26 12/13/17 68 9/13/17 24 3/16/17 27 27 -1

Out Humidity

97 12/1/17 38 12/6/17 100 4/21/17 19 3/5/17 64 46 14

In Temp

74.0 12/3/17 67.7 12/10/17 84.0 7/13/17 59.5 3/13/17 70.8 69.5 -0.2

Out Temp

58.2 12/5/17 20.0 12/13/17 99.6 6/13/17 18.2 3/5/17 39.9 27.7 -9.1

Barometer

30.07 12/4/17 29.14 12/12/17 30.37 3/5/17 28.76 10/29/17 29.75 29.15 0.09

Rain

37.40 12/11/17 37.03 12/1/17 37.40 12/11/17 6.37 4/9/17 37.40 37.40 0.00

Ch 1 Temp

0.0 12/1/17 0.0 12/1/17 38.0 3/31/17 -58.0 3/16/17 0.0 0.0 0.0

Ch 1 Hum

0 12/1/17 0 12/1/17 128 3/31/17 0 2/15/17 0 0 0

Ch 2 Temp

0.0 12/1/17 0.0 12/1/17 0.0 2/15/17 0.0 2/15/17 0.0 0.0 0.0

Ch 2 Hum

0 12/1/17 0 12/1/17 32 2/19/17 8 2/15/17 0 0 0

Ch 3 Temp

0.0 12/1/17 0.0 12/1/17 38.0 3/31/17 -58.0 3/16/17 0.0 0.0 0.0

Ch 3 Hum

0 12/1/17 0 12/1/17 128 4/6/17 0 2/15/17 0 0 0

ET

0.00 12/1/17 0.00 12/1/17 0.00 2/15/17 0.00 2/15/17 0.00 0.00 0.00

UV Index

0.0 12/1/17 0.0 12/1/17 0.0 2/15/17 0.0 2/15/17 0.0 0.0 0.0

Solar

0 12/1/17 0 12/1/17 0 2/15/17 0 2/15/17 0 0 0

Wind Chill

58.2 12/5/17 3.8 12/12/17 99.6 6/13/17 3.8 12/12/17 39.7 19.7 -8.5

In Heat Index

73.6 12/5/17 67.0 12/10/17 85.8 7/13/17 58.6 3/13/17 69.8 68.5 -0.3

Heat Index

63.3 12/5/17 20.8 12/13/17 115.3 8/18/17 19.4 3/5/17 41.8 28.7 -7.6

Dew Point

55.6 12/5/17 3.7 12/13/17 81.2 8/18/17 -1.1 3/5/17 27.8 12.4 -3.1

Barom Sea-level

30.46 12/4/17 29.52 12/12/17 30.76 3/5/17 29.13 10/29/17 30.14 29.52 0.09

Press Altitude

282 Daily  Rain 0.00 Degree Heating 20.0 Monthly Degree Day Cooling 0.0 Heat Index --- Beaufort Calm

Cloud Base

2288 Hourly  Rain 0.00 Degree Cooling 0.0 Monthly Wind Run 652 Comfort Index Uncomfortably Cold    

Air Density

-1797 24Hr Rain 0.00 Moon Phase 27 Yearly Deg Day Heating 2572.6 Forecast Increasing clouds and warmer. Precip possible within 12 to 24 hrs Windy    

Virtual Temp

27.9 Rain Rate 0.000 Monthly Rain 0.37 Yearly Degree Day Cooling 1436.2 Station Barom Trend Falling    

Vapor Press

0.10 Wind Run 11 Monthly Deg Day Heating 387.8 Yearly Wind Run 9837 Barometer Trend Falling    

Updated Automatically by Ambient Software's Virtual Weather Station  V15.00
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