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

Current Conditions

Almanac

Last Updated: 3:47pm on 12/19/14
Outside Temperature: 39.1 °F
Today's High: 39.5 °F at 3:35pm
Lo: 33.3 °F at 1:29am
Barometric Trend: 0.006
Sunrise : 7:21am  Sunset: 4:47pm
Moonrise:   4:36am   Moonset:  3:08pm
Moon Phase: 27

Parameter

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

Wind Direction

NNE 360 12:08am 1 12:21am 311 -243.0 114.7 2:26pm -300.2 6:24am

Wind Speed

3 14 11:10am 0 12:12am 4 -1.3 10.6 7:18am -4.5 2:15pm

Gust

12 14 11:10am 0 3:30am 11 1.3 5.7 7:18am -10.4 11:30am

In Humidity

34 39 12:00am 34 7:09am 34 -0.1 1.4 9:33am -1.6 1:29am

Out Humidity

59 72 3:27am 59 3:33pm 61 -2.2 1.5 12:48am -3.3 2:47pm

In Temp

66.9 69.4 7:07am 65.7 5:01am 67.3 -0.36 1.89 6:03am -1.05 9:39am

Out Temp

39.1 39.5 3:35pm 33.3 1:29am 38.4 0.71 1.32 3:35pm -0.28 1:29am

Barometer

29.78 29.81 10:16am 29.74 1:13am 29.78 0.006 0.017 8:21am -0.018 1:48pm

Rain

53.72 53.72 12:00am 53.72 12:00am 53.72 0.000 0.000 12:00am 0.000 3:47pm

Ch 1 Temp

0.0 38.0 12:00am 0.0 5:44am 0.0 -0.00 0.00 12:00am -37.68 5:43am

Ch 1 Hum

0 0 12:00am 0 12:00am 0 -0.0 -0.0 10:02am -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 10:02am -0.0 12:00am

Ch 3 Temp

0.0 38.0 12:00am 0.0 5:44am 0.0 -0.00 0.00 12:00am -37.68 5:43am

Ch 3 Hum

0 0 12:00am 0 12:00am 0 -0.0 -0.0 10:02am -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

37.3 39.4 3:32pm 24.6 7:18am 35.5 1.81 4.45 1:58pm -7.28 7:18am

In Heat Index

66.4 68.9 7:07am 65.3 5:01am 66.7 -0.37 1.82 6:03am -0.97 9:23am

Heat Index

40.8 41.2 3:32pm 36.4 1:13am 40.3 0.47 1.07 3:32pm -0.21 1:13am

Dew Point

26.0 26.7 11:37am 24.7 1:13am 26.2 -0.20 0.71 10:36am -0.60 1:39pm

Barom Sea-level

30.17 30.20 10:16am 30.12 1:13am 30.16 0.006 0.017 8:21am -0.018 1:48pm

Parameter

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

Wind Direction

360 12/1/14 1 12/1/14 360 1/1/14 0 1/10/14 360 1 30

Wind Speed

27 12/10/14 0 12/1/14 35 3/12/14 0 1/1/14 18 0 -6

Gust

27 12/10/14 0 12/1/14 35 3/12/14 0 1/1/14 18 1 1

In Humidity

44 12/3/14 32 12/11/14 66 6/20/14 20 1/23/14 40 34 -2

Out Humidity

98 12/3/14 33 12/7/14 100 1/11/14 19 3/15/14 70 57 -1

In Temp

72.8 12/2/14 65.0 12/18/14 84.9 6/18/14 58.2 1/23/14 70.2 65.0 1.7

Out Temp

72.2 12/1/14 27.8 12/13/14 96.9 7/2/14 2.4 1/7/14 38.9 32.3 1.8

Barometer

30.23 12/8/14 29.44 12/10/14 30.29 1/9/14 28.69 3/12/14 29.81 29.69 0.06

Rain

53.72 12/17/14 50.87 12/1/14 53.72 12/17/14 0.01 1/5/14 53.72 53.72 0.00

Ch 1 Temp

38.0 12/1/14 0.0 12/19/14 38.0 1/8/14 -58.0 1/8/14 38.0 38.0 -38.0

Ch 1 Hum

0 12/1/14 0 12/1/14 128 1/8/14 0 1/1/14 0 0 0

Ch 2 Temp

0.0 12/1/14 0.0 12/1/14 0.0 1/1/14 0.0 1/1/14 0.0 0.0 0.0

Ch 2 Hum

0 12/1/14 0 12/1/14 36 1/9/14 0 1/1/14 0 0 0

Ch 3 Temp

38.0 12/1/14 0.0 12/19/14 38.0 1/8/14 -58.0 1/8/14 38.0 38.0 -38.0

Ch 3 Hum

0 12/1/14 0 12/1/14 128 1/8/14 0 1/1/14 0 0 0

ET

0.00 12/1/14 0.00 12/1/14 0.00 1/1/14 0.00 1/1/14 0.00 0.00 0.00

UV Index

0.0 12/1/14 0.0 12/1/14 0.0 1/1/14 0.0 1/1/14 0.0 0.0 0.0

Solar

0 12/1/14 0 12/1/14 0 1/1/14 0 1/1/14 0 0 0

Wind Chill

72.2 12/1/14 22.3 12/11/14 96.9 7/2/14 -19.2 1/7/14 38.8 23.2 7.5

In Heat Index

72.7 12/2/14 64.6 12/18/14 86.2 6/18/14 57.1 1/23/14 69.9 64.6 1.6

Heat Index

73.3 12/1/14 30.8 12/8/14 115.2 7/2/14 3.0 1/7/14 40.5 34.3 1.7

Dew Point

56.4 12/1/14 12.5 12/11/14 79.1 7/2/14 -12.9 1/7/14 26.2 20.8 1.3

Barom Sea-level

30.62 12/8/14 29.82 12/10/14 30.68 1/9/14 29.06 3/12/14 30.20 30.08 0.06

Press Altitude

128 Daily  Rain 0.00 Degree Heating 19.5 Monthly Degree Day Cooling 1.1 Heat Index --- Beaufort Light Air

Cloud Base

3276 Hourly  Rain 0.00 Degree Cooling 0.0 Monthly Wind Run 1066 Comfort Index Cool    

Air Density

-1163 24Hr Rain 0.00 Moon Phase 27 Yearly Deg Day Heating 4723.9 Forecast Increasing clouds with little temperature change. Precip possible within 24 to 48 hrs    

Virtual Temp

40.0 Rain Rate 0.000 Monthly Rain 2.85 Yearly Degree Day Cooling 1191.9 Station Barom Trend Steady    

Vapor Press

0.14 Wind Run 51 Monthly Deg Day Heating 460.1 Yearly Wind Run 13165 Barometer Trend Steady    

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