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Purcellville, VA 20132
Current Weather Conditions [Select Refresh to Update] |
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Current Conditions |
Almanac |
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| Last Updated:
18:01 on 5/20/13 Outside Temperature: 80.3 °F Today's High: 82.5 °F at 16:27 Lo: 64.4 °F at 5:38 Barometric Trend: |
Sunrise :
5:52 Sunset: 20:21 Moonrise: 15:29 Moonset: 2:45 Moon Phase: 10 |
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Parameter |
Value | High | Time | Low | Time | Average | Rate | Rate Hi | Time | Rate Lo | Time |
|
Wind Direction |
NE | 360 | 12:49 | 5 | 0:02 | 120 | -90.2 | 211.4 | 12:49 | -164.2 | 0:02 |
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Wind Speed |
0 | 10 | 13:52 | 0 | 0:00 | 1 | -1.5 | 8.5 | 13:52 | -1.6 | 13:57 |
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Gust |
1 | 10 | 13:52 | 0 | 0:00 | 6 | -4.9 | 4.8 | 12:42 | -5.9 | 14:30 |
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In Humidity |
55 | 60 | 10:41 | 54 | 5:10 | 56 | -0.7 | 2.9 | 7:22 | -2.2 | 16:22 |
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Out Humidity |
76 | 100 | 0:00 | 71 | 16:17 | 76 | 0.2 | 4.5 | 17:49 | -8.2 | 14:04 |
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In Temp |
86.2 | 86.3 | 17:39 | 80.1 | 7:15 | 85.8 | 0.35 | 1.09 | 14:44 | -0.71 | 1:34 |
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Out Temp |
80.3 | 82.5 | 16:27 | 64.4 | 5:38 | 80.7 | -0.35 | 3.43 | 13:25 | -0.86 | 5:38 |
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Barometer |
997.22 | 1001.48 | 0:00 | 997.02 | 17:12 | 997.33 | -0.112 | 0.599 | 7:19 | -0.822 | 1:46 |
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Rain |
3.70 | 3.70 | 0:36 | 3.41 | 0:00 | 3.70 | 0.000 | 0.241 | 0:34 | 0.000 | 0:00 |
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Ch 1 Temp |
0.0 | 0.0 | 0:00 | 0.0 | 0:00 | 0.0 | 0.00 | 0.00 | 0:00 | 0.00 | 0:00 |
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Ch 1 Hum |
0 | 0 | 0:00 | 0 | 0:00 | 0 | 0.0 | 0.0 | 0:00 | 0.0 | 0:00 |
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Ch 2 Temp |
0.0 | 0.0 | 0:00 | 0.0 | 0:00 | 0.0 | 0.00 | 0.00 | 0:00 | 0.00 | 0:00 |
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Ch 2 Hum |
0 | 0 | 0:00 | 0 | 0:00 | 0 | 0.0 | 0.0 | 0:00 | 0.0 | 0:00 |
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Ch 3 Temp |
0.0 | 0.0 | 0:00 | 0.0 | 0:00 | 0.0 | 0.00 | 0.00 | 0:00 | 0.00 | 0:00 |
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Ch 3 Hum |
0 | 0 | 0:00 | 0 | 0:00 | 0 | 0.0 | 0.0 | 0:00 | 0.0 | 0:00 |
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ET |
0.00 | 0.00 | 0:00 | 0.00 | 0:00 | 0.00 | 0.000 | 0.000 | 0:00 | 0.000 | 0:00 |
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UV Index |
0.0 | 0.0 | 0:00 | 0.0 | 0:00 | 0.0 | 0.00 | 0.00 | 0:00 | 0.00 | 0:00 |
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Solar |
0 | 0 | 0:00 | 0 | 0:00 | 0 | 0.0 | 0.0 | 0:00 | 0.0 | 0:00 |
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Wind Chill |
80.3 | 82.5 | 16:27 | 64.4 | 5:38 | 80.7 | -0.35 | 3.43 | 13:25 | -0.86 | 5:38 |
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In Heat Index |
89.7 | 89.9 | 17:39 | 81.6 | 7:15 | 89.4 | 0.36 | 1.69 | 14:16 | -0.84 | 1:18 |
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Heat Index |
84.3 | 88.7 | 16:28 | 71.6 | 5:38 | 85.1 | -0.83 | 4.50 | 16:28 | -1.21 | 17:41 |
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Dew Point |
72.1 | 74.5 | 13:23 | 64.4 | 5:38 | 72.3 | -0.23 | 3.09 | 13:23 | -1.15 | 15:57 |
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Barom Sea-level |
1014.84 | 1019.18 | 0:00 | 1014.64 | 17:12 | 1014.96 | -0.114 | 0.609 | 7:19 | -0.836 | 1:46 |
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Parameter |
Month High | Date | Month Low | Date | Year High | Date | Year Low | Date | Yesterday High | Yesterday Low | 24 Hour Difference |
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Wind Direction |
360 | 5/1/13 | 0 | 5/15/13 | 360 | 4/23/13 | 0 | 1/1/13 | 360 | 5 | -65 |
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Wind Speed |
16 | 5/5/13 | 0 | 5/1/13 | 24 | 2/9/13 | 0 | 1/1/13 | 7 | 0 | -2 |
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Gust |
16 | 5/5/13 | 0 | 5/1/13 | 24 | 2/9/13 | 0 | 1/1/13 | 7 | 0 | -3 |
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In Humidity |
60 | 5/20/13 | 22 | 5/12/13 | 66 | 1/12/13 | 22 | 5/12/13 | 58 | 48 | -2 |
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Out Humidity |
100 | 5/1/13 | 32 | 5/1/13 | 100 | 1/8/13 | 32 | 4/25/13 | 100 | 87 | -13 |
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In Temp |
86.3 | 5/16/13 | 73.7 | 5/6/13 | 86.3 | 5/16/13 | 62.6 | 1/25/13 | 82.6 | 75.7 | 6.4 |
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Out Temp |
86.3 | 5/15/13 | 31.7 | 5/14/13 | 86.3 | 5/15/13 | 8.6 | 1/23/13 | 72.8 | 58.6 | 7.9 |
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Barometer |
1012.56 | 5/2/13 | 987.17 | 5/15/13 | 1013.62 | 4/26/13 | 964.04 | 1/31/13 | 1004.87 | 1000.54 | -3.66 |
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Rain |
3.70 | 5/20/13 | 1.87 | 5/1/13 | 3.70 | 5/20/13 | 0.04 | 1/15/13 | 3.41 | 3.40 | 0.29 |
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Ch 1 Temp |
0.0 | 5/1/13 | 0.0 | 5/1/13 | 0.0 | 1/1/13 | 0.0 | 1/1/13 | 0.0 | 0.0 | 0.0 |
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Ch 1 Hum |
0 | 5/1/13 | 0 | 5/1/13 | 0 | 1/1/13 | 0 | 1/1/13 | 0 | 0 | 0 |
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Ch 2 Temp |
0.0 | 5/1/13 | 0.0 | 5/1/13 | 0.0 | 1/1/13 | 0.0 | 1/1/13 | 0.0 | 0.0 | 0.0 |
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Ch 2 Hum |
0 | 5/1/13 | 0 | 5/1/13 | 0 | 1/1/13 | 0 | 1/1/13 | 0 | 0 | 0 |
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Ch 3 Temp |
0.0 | 5/1/13 | 0.0 | 5/1/13 | 0.0 | 1/1/13 | 0.0 | 1/1/13 | 0.0 | 0.0 | 0.0 |
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Ch 3 Hum |
0 | 5/1/13 | 0 | 5/1/13 | 0 | 1/1/13 | 0 | 1/1/13 | 0 | 0 | 0 |
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ET |
0.00 | 5/1/13 | 0.00 | 5/1/13 | 0.00 | 1/1/13 | 0.00 | 1/1/13 | 0.00 | 0.00 | 0.00 |
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UV Index |
0.0 | 5/1/13 | 0.0 | 5/1/13 | 0.0 | 1/1/13 | 0.0 | 1/1/13 | 0.0 | 0.0 | 0.0 |
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Solar |
0 | 5/1/13 | 0 | 5/1/13 | 0 | 1/1/13 | 0 | 1/1/13 | 0 | 0 | 0 |
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Wind Chill |
86.3 | 5/15/13 | 31.7 | 5/14/13 | 86.3 | 5/15/13 | 1.5 | 1/22/13 | 72.8 | 58.6 | 7.9 |
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In Heat Index |
89.9 | 5/20/13 | 73.1 | 5/6/13 | 89.9 | 5/20/13 | 61.7 | 2/2/13 | 84.5 | 76.5 | 8.4 |
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Heat Index |
89.9 | 5/15/13 | 38.9 | 5/14/13 | 89.9 | 5/15/13 | 9.4 | 1/23/13 | 78.3 | 65.8 | 6.4 |
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Dew Point |
74.5 | 5/20/13 | 31.5 | 5/13/13 | 74.5 | 5/20/13 | -6.3 | 1/23/13 | 69.7 | 58.6 | 3.1 |
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Barom Sea-level |
1030.45 | 5/2/13 | 1004.61 | 5/15/13 | 1033.04 | 1/10/13 | 985.04 | 1/31/13 | 1022.63 | 1018.23 | -3.73 |
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Press Altitude |
441 | Daily Rain | 0.29 | Degree Heating | 0.0 | Monthly Degree Day Cooling | 41.4 | Heat Index | Caution | Beaufort | Calm |
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Cloud Base |
2062 | Hourly Rain | 0.00 | Degree Cooling | 4.4 | Monthly Wind Run | 319 | Comfort Index | Comfortable | ||
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Air Density |
1895 | 24Hr Rain | 0.29 | Moon Phase | 10 | Yearly Deg Day Heating | 1647.3 | Forecast | Increasing clouds with little temperature change | ||
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Virtual Temp |
85.8 | Rain Rate | 0.000 | Monthly Rain | 1.83 | Yearly Degree Day Cooling | 46.0 | Station Barom Trend | Falling | ||
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Vapor Press |
26.77 | Wind Run | 11 | Monthly Deg Day Heating | 146.1 | Yearly Wind Run | 2443 | Barometer Trend | Falling | ||
Updated Automatically by Ambient Software's
Virtual Weather Station V14.01
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