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

Current Conditions

Almanac

Last Updated: 2:13pm on 2/22/12
Outside Temperature: 62.0 °F
Today's High: 62.1 °F at 1:45pm
Lo: 40.9 °F at 7:10am
Barometric Trend: -0.046
Sunrise : 6:48am  Sunset: 5:50pm
Moonrise:   6:48am   Moonset:  6:56pm
Moon Phase: 1

Parameter

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

Wind Direction

SE 360 4:00am 13 1:22pm 220 -45.8 141.7 12:46pm -178.1 1:22pm

Wind Speed

3 13 1:23pm 0 12:00am 3 -0.5 10.0 1:06pm -3.6 2:07pm

Gust

8 16 1:23pm 0 12:00am 9 -0.8 5.5 1:06pm -6.3 3:00am

In Humidity

25 27 8:24am 22 12:05am 25 -0.1 2.1 6:33am -1.1 11:04am

Out Humidity

35 89 7:15am 35 1:47pm 41 -6.2 4.7 6:08am -14.5 10:36am

In Temp

75.7 81.6 12:00am 73.8 12:20pm 74.5 1.17 1.25 2:10pm -1.53 2:14am

Out Temp

62.0 62.1 1:45pm 40.9 7:10am 60.0 2.01 5.51 11:09am -2.47 6:07am

Barometer

29.38 29.59 8:50am 29.38 2:12pm 29.43 -0.046 0.019 8:17am -0.060 1:04pm

Rain

2.67 2.67 12:00am 2.67 12:00am 2.67 0.000 0.000 12:00am 0.000 2:13pm

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

62.0 62.1 1:45pm 38.7 7:19am 59.9 2.11 5.60 11:09am -3.90 3:58am

In Heat Index

74.6 79.7 12:00am 72.7 12:20pm 73.4 1.17 1.24 2:10pm -1.31 2:43am

Heat Index

61.5 61.7 1:45pm 46.1 7:10am 60.1 1.49 4.18 11:09am -1.98 6:03am

Dew Point

34.1 41.2 10:25am 33.0 2:01pm 36.0 -1.90 2.40 12:54am -4.03 1:08pm

Barom Sea-level

29.65 29.86 8:50am 29.65 2:12pm 29.70 -0.047 0.019 8:17am -0.060 1:04pm

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 0 2/16/12 360 1/1/12 0 1/11/12 328 21 30

Wind Speed

19 2/21/12 0 2/1/12 24 1/17/12 0 1/1/12 19 0 -6

Gust

19 2/21/12 0 2/1/12 24 1/17/12 0 1/1/12 19 0 -5

In Humidity

30 2/16/12 19 2/11/12 31 1/11/12 18 1/20/12 26 21 3

Out Humidity

99 2/17/12 28 2/13/12 99 1/11/12 23 1/29/12 91 44 -20

In Temp

84.9 2/1/12 69.9 2/13/12 84.9 2/1/12 69.9 2/13/12 81.8 73.5 -0.9

Out Temp

69.4 2/1/12 21.5 2/12/12 69.4 2/1/12 15.9 1/4/12 50.2 25.2 16.9

Barometer

30.23 2/3/12 29.36 2/11/12 30.32 1/16/12 29.05 1/13/12 30.07 29.58 -0.43

Rain

2.67 2/19/12 1.81 2/1/12 2.67 2/19/12 0.00 1/1/12 2.67 2.67 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

0.00 2/1/12 0.00 2/1/12 0.00 1/1/12 0.00 1/1/12 0.00 0.00 0.00

UV Index

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

Solar

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

Wind Chill

69.4 2/1/12 8.1 2/12/12 69.4 2/1/12 8.1 2/12/12 50.1 25.2 21.2

In Heat Index

82.1 2/1/12 68.5 2/13/12 82.1 2/1/12 68.5 2/13/12 79.9 72.3 -0.7

Heat Index

69.2 2/1/12 24.1 2/12/12 69.8 1/27/12 16.5 1/4/12 50.5 30.8 15.2

Dew Point

50.1 2/2/12 8.8 2/12/12 61.0 1/27/12 -3.6 1/4/12 37.1 22.7 4.1

Barom Sea-level

30.50 2/3/12 29.63 2/11/12 30.59 1/16/12 29.32 1/13/12 30.34 29.85 -0.43

Press Altitude

499 Daily  Rain 0.00 Degree Heating 9.9 Monthly Degree Day Cooling 0.5 Heat Index --- Beaufort Light Air

Cloud Base

6985 Hourly  Rain 0.00 Degree Cooling 0.0 Monthly Wind Run 733 Comfort Index Comfortable    

Air Density

831 24Hr Rain 0.00 Moon Phase 1 Yearly Deg Day Heating 1289.6 Forecast Increasing clouds and cooler. Precip possible within 6 hrs Windy with possible wind shift to the W NW or N    

Virtual Temp

63.3 Rain Rate 0.000 Monthly Rain 0.86 Yearly Degree Day Cooling 0.8 Station Barom Trend Falling    

Vapor Press

0.20 Wind Run 21 Monthly Deg Day Heating 521.2 Yearly Wind Run 2063 Barometer Trend Falling    

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