Weather History for Tri-Cities, TN

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Friday, December 16, 2011

  Actual Average Record
Temperature  
Mean Temperature 50 °F 38 °F  
Max Temperature 58 °F 48 °F 68 °F (1971)
Min Temperature 41 °F 27 °F 3 °F (1989)
Degree Days  
Heating Degree Days 15 28  
Month to date heating degree days 331 412  
Since 1 July heating degree days 1123 1298  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1331 981  
Moisture  
Dew Point 46 °F    
Average Humidity 91    
Maximum Humidity 96    
Minimum Humidity 86    
Precipitation  
Precipitation 0.45 in 0.10 in 1.37 in (2010)
Month to date precipitation 2.71 1.81  
Year to date precipitation 46.29 39.45  
Snow  
Snow 0.00 in 0.10 in - ()
Month to date snowfall T 1.0  
Since 1 July snowfall T 1.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 13 mph    
Max Gust Speed 15 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 16, 2011 Rise Set
Actual Time 7:34 AM EST 5:15 PM EST
Civil Twilight 7:05 AM EST 5:44 PM EST
Nautical Twilight 6:33 AM EST 6:16 PM EST
Astronomical Twilight 6:02 AM EST 6:48 PM EST
Moon 11:37 PM EST (12/16) 11:28 AM EST (12/16)
Length of Visible Light 10h 38m
Length of Day
9h 41m
Waning Gibbous, 65% of the Moon is Illuminated
Dec 16
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 57.0 °F - 54.0 °F 89% 30.11 in 10.0 mi WSW 5.8 mph - 0.00 in Rain Light Rain
1:53 AM 57.0 °F - 52.0 °F 83% 30.11 in 10.0 mi WSW 9.2 mph - 0.00 in   Overcast
2:53 AM 55.9 °F - 52.0 °F 87% 30.13 in 10.0 mi WSW 5.8 mph - 0.00 in   Overcast
3:53 AM 55.0 °F - 51.1 °F 86% 30.12 in 10.0 mi West 6.9 mph - 0.01 in   Overcast
4:53 AM 55.0 °F - 51.1 °F 86% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 54.0 °F - 51.1 °F 90% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 54.0 °F - 51.1 °F 90% 30.13 in 10.0 mi NW 4.6 mph - N/A   Overcast
7:53 AM 53.1 °F - 50.0 °F 89% 30.15 in 10.0 mi WNW 6.9 mph - N/A   Overcast
8:53 AM 52.0 °F - 48.9 °F 89% 30.19 in 8.0 mi WNW 4.6 mph - 0.00 in Rain Light Rain
9:53 AM 51.1 °F - 48.0 °F 89% 30.18 in 9.0 mi ENE 4.6 mph - 0.05 in Rain Light Rain
10:53 AM 48.9 °F - 46.9 °F 93% 30.22 in 4.0 mi Calm Calm - 0.03 in Rain Rain
11:53 AM 48.0 °F - 45.0 °F 89% 30.19 in 8.0 mi NE 4.6 mph - 0.07 in Rain Light Rain
12:53 PM 46.9 °F - 44.1 °F 90% 30.15 in 9.0 mi ENE 3.5 mph - 0.05 in Rain Light Rain
1:51 PM 48.2 °F - 46.4 °F 93% 30.15 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
1:53 PM 48.0 °F - 46.0 °F 93% 30.12 in 10.0 mi Calm Calm - 0.01 in   Overcast
2:27 PM 48.2 °F - 44.6 °F 87% 30.16 in 2.0 mi NW 6.9 mph - 0.02 in Rain Rain
2:53 PM 48.0 °F - 46.0 °F 93% 30.14 in 2.5 mi NW 5.8 mph - 0.06 in Rain Rain
3:20 PM 46.4 °F 44.3 °F 44.6 °F 93% 30.15 in 3.0 mi NNW 4.6 mph - 0.03 in Rain Light Rain
3:53 PM 46.9 °F - 45.0 °F 93% 30.11 in 9.0 mi Calm Calm - 0.06 in Rain Light Rain
4:51 PM 46.4 °F - 44.6 °F 93% 30.16 in 10.0 mi Calm Calm - 0.00 in   Overcast
4:53 PM 46.9 °F - 45.0 °F 93% 30.13 in 10.0 mi Calm Calm - 0.00 in   Overcast
5:45 PM 46.4 °F 45.2 °F 44.6 °F 93% 30.17 in 2.0 mi NW 3.5 mph - 0.03 in Rain Light Rain
5:53 PM 46.9 °F - 44.1 °F 90% 30.14 in 2.0 mi NW 3.5 mph - 0.03 in Rain Light Rain
6:13 PM 46.4 °F 45.2 °F 44.6 °F 93% 30.18 in 3.0 mi NW 3.5 mph - 0.01 in Rain Light Rain
6:53 PM 46.0 °F - 45.0 °F 96% 30.16 in 5.0 mi Calm Calm - 0.03 in Rain Light Rain
7:53 PM 46.0 °F - 44.1 °F 93% 30.19 in 5.0 mi Calm Calm - 0.01 in Rain Light Rain
8:47 PM 42.8 °F 38.6 °F 41.0 °F 93% 30.24 in 3.0 mi North 6.9 mph - 0.03 in Rain Light Rain
8:53 PM 43.0 °F 38.8 °F 41.0 °F 93% 30.22 in 3.0 mi North 6.9 mph - 0.03 in Rain Light Rain
9:53 PM 42.1 °F - 39.9 °F 92% 30.22 in 6.0 mi Calm Calm - 0.01 in Rain Light Rain
10:28 PM 42.8 °F 41.1 °F 41.0 °F 93% 30.21 in 8.0 mi East 3.5 mph - 0.00 in Rain Light Rain
10:53 PM 42.1 °F - 39.9 °F 92% 30.18 in 8.0 mi Calm Calm - 0.00 in Rain Light Rain
11:53 PM 42.1 °F 40.2 °F 39.9 °F 92% 30.19 in 7.0 mi NNW 3.5 mph - 0.00 in Rain Light Rain