Seattle Boeing, WA
on Thursday, February 21, 2013

Thursday
Previous Day Next Day
Daily Summary
 ActualAverage (KSEA)Record (KSEA)
Temperature
Mean Temperature °F 44°F  
Max Temperature 46°F 51°F 67°F (1973)
Min Temperature 41°F 37°F 25°F (1957)
Degree Days
Heating Degree Days 22 21  
Month to date heating degree days 459  
Since 1 July heating degree days 3108  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture
Dew Point 37°F   
Average Humidity 77    
Maximum Humidity 89    
Minimum Humidity 71    
Precipitation
Precipitation 0.01 in 0.12 in 0.97 in (1949)
Month to date precipitation 2.65  
Year to date precipitation 8.22  
Snow
Snow 0.00 in in T in (1993)
Month to date snowfall  
Since 1 July snowfall  
Snow Depth in   
Wind
Wind Speed 8 mph   
Max Wind Speed 17 mph   
Max Gust Speed 26 mph   
Visibility 10 miles   
Events Rain   

Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(PST)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
12:53 AM 41.0°F 37.0°F 86% 30.03 in 10.0 miles SE 3.5 mph - N/A   Overcast
1:38 AM 41.0°F 37.4°F 87% 30.04 in 10.0 miles SE 4.6 mph - 0.00 in Rain Light Rain
1:53 AM 41.0°F 37.0°F 86% 30.05 in 10.0 miles SE 5.8 mph - 0.00 in   Overcast
2:53 AM 41.0°F 37.4°F 87% 30.04 in 9.0 miles SE 8.1 mph - N/A Rain Light Rain
3:53 AM 41.0°F 37.9°F 89% 30.03 in 9.0 miles SSE 9.2 mph - N/A   Overcast
4:00 AM 41.0°F 37.4°F 87% 30.04 in 8.0 miles SSE 5.8 mph - N/A   Overcast
4:19 AM 42.8°F 37.4°F 81% 30.03 in 10.0 miles South 9.2 mph 17.3 mph N/A   Overcast
4:53 AM 43.0°F 37.9°F 82% 30.03 in 10.0 miles South 9.2 mph - N/A   Overcast
5:53 AM 43.0°F 37.0°F 80% 30.04 in 10.0 miles Variable 6.9 mph - N/A   Overcast
6:53 AM 44.1°F 37.0°F 76% 30.04 in 10.0 miles South 9.2 mph 20.7 mph N/A   Overcast
7:53 AM 44.1°F 36.0°F 73% 30.05 in 10.0 miles South 9.2 mph 20.7 mph N/A   Overcast
8:53 AM 44.1°F 36.0°F 73% 30.06 in 10.0 miles South 12.7 mph 18.4 mph N/A   Overcast
9:41 AM 44.6°F 35.6°F 71% 30.05 in 10.0 miles South 10.4 mph 26.5 mph N/A   Overcast
9:53 AM 44.6°F 35.6°F 71% 30.05 in 10.0 miles South 12.7 mph 24.2 mph N/A   Mostly Cloudy
10:53 AM 45.0°F 36.0°F 71% 30.06 in 10.0 miles South 11.5 mph 19.6 mph N/A   Overcast
11:44 AM 44.6°F 35.6°F 71% 30.07 in 10.0 miles South 15.0 mph 23.0 mph N/A   Mostly Cloudy
11:53 AM 44.1°F 36.0°F 73% 30.07 in 10.0 miles South 15.0 mph 24.2 mph N/A   Mostly Cloudy
12:53 PM 44.1°F 36.0°F 73% 30.05 in 10.0 miles South 16.1 mph 20.7 mph 0.00 in Rain Light Rain
1:00 PM 44.6°F 35.6°F 71% 30.05 in 10.0 miles South 9.2 mph 20.7 mph 0.00 in Rain Light Rain
1:53 PM 44.1°F 37.0°F 76% 30.04 in 10.0 miles SSE 8.1 mph - 0.00 in   Overcast
2:53 PM 45.0°F 37.9°F 76% 30.03 in 10.0 miles South 11.5 mph 17.3 mph 0.00 in   Overcast
3:53 PM 45.0°F 37.0°F 74% 30.02 in 10.0 miles South 17.3 mph 26.5 mph N/A   Mostly Cloudy
4:53 PM 46.0°F 37.0°F 71% 30.02 in 10.0 miles SSE 12.7 mph - N/A   Overcast
5:53 PM 46.0°F 37.0°F 71% 30.05 in 10.0 miles South 9.2 mph 18.4 mph N/A   Overcast
6:53 PM 46.0°F 37.9°F 73% 30.05 in 10.0 miles South 8.1 mph - N/A   Overcast
7:53 PM 46.4°F 37.4°F 71% 30.05 in 10.0 miles South 9.2 mph - N/A   Overcast
8:53 PM 46.0°F 37.9°F 73% 30.07 in 10.0 miles South 5.8 mph - N/A   Overcast
9:53 PM 46.0°F 37.9°F 73% 30.08 in 10.0 miles SSW 4.6 mph - N/A   Overcast
11:53 PM 45.0°F 37.9°F 76% 30.06 in 10.0 miles South 9.2 mph - N/A   Overcast
Moon Phase
Feb. 21 Feb. 25 Mar. 04 Mar. 11 Mar. 19
Sunrise:07:03 AM (PST) Moon Rise:01:51 PM (PST)2/21
Sunset:05:42 PM (PST) Moon Set:04:23 AM (PST)2/21

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