Weather History for Duluth Sky Harbor, MN

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Thursday, February 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 12 °F -  
Max Temperature 26 °F 30 °F 54 °F (1961)
Min Temperature -2 °F 12 °F -22 °F (1963)
Degree Days  
Heating Degree Days 53    
Moisture  
Dew Point 10 °F    
Average Humidity 80    
Maximum Humidity 86    
Minimum Humidity 72    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.40 in    
Wind  
Wind Speed 9 mph (East)    
Max Wind Speed 29 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events Snow    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 21, 2013 Rise Set
Actual Time 7:01 AM CST 5:42 PM CST
Civil Twilight 6:30 AM CST 6:13 PM CST
Nautical Twilight 5:55 AM CST 6:48 PM CST
Astronomical Twilight 5:20 AM CST 7:23 PM CST
Moon 1:48 PM CST (2/21) 4:16 AM CST (2/21)
Length of Visible Light 11h 42m
Length of Day
10h 41m
Waxing Gibbous, 84% of the Moon is Illuminated
Feb 21
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:14 AM 3.2 °F -4.2 °F -2.2 °F 78% 30.45 in 10.0 mi South 3.5 mph - N/A   Clear
12:34 AM 5.0 °F - -0.4 °F 78% 30.46 in 10.0 mi Calm Calm - N/A   Clear
12:53 AM 6.8 °F - 1.4 °F 79% 30.46 in 10.0 mi Calm Calm - N/A   Clear
1:14 AM -0.4 °F -10.4 °F -5.8 °F 78% 30.47 in 10.0 mi WSW 4.6 mph - N/A   Clear
1:34 AM 3.2 °F -4.2 °F -0.4 °F 85% 30.47 in 10.0 mi WSW 3.5 mph - N/A   Clear
1:53 AM 3.2 °F -4.2 °F -2.2 °F 78% 30.48 in 10.0 mi SW 3.5 mph - N/A   Clear
2:14 AM 3.2 °F -6.2 °F -2.2 °F 78% 30.48 in 10.0 mi WSW 4.6 mph - N/A   Clear
2:34 AM 1.4 °F -8.3 °F -2.2 °F 85% 30.48 in 10.0 mi SW 4.6 mph - N/A   Clear
2:53 AM 1.4 °F -8.3 °F -5.8 °F 72% 30.48 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:14 AM -2.2 °F - -7.6 °F 78% 30.48 in 10.0 mi Calm Calm - N/A   Clear
3:33 AM 1.4 °F -6.2 °F -4.0 °F 78% 30.47 in 10.0 mi East 3.5 mph - N/A   Clear
3:53 AM -2.2 °F - -7.6 °F 78% 30.47 in 10.0 mi Calm Calm - N/A   Clear
4:13 AM -2.2 °F - -7.6 °F 78% 30.47 in 10.0 mi Calm Calm - N/A   Clear
4:33 AM -2.2 °F -10.4 °F -7.6 °F 78% 30.48 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:54 AM -0.4 °F - -5.8 °F 78% 30.48 in 10.0 mi Calm Calm - N/A   Clear
5:13 AM -2.2 °F -12.5 °F -7.6 °F 78% 30.49 in 10.0 mi WSW 4.6 mph - N/A   Clear
5:54 AM -2.2 °F -12.5 °F -7.6 °F 78% 30.49 in 10.0 mi SSW 4.6 mph - N/A   Overcast
6:13 AM -2.2 °F -12.5 °F -7.6 °F 78% 30.49 in 10.0 mi SW 4.6 mph - N/A   Overcast
6:33 AM -0.4 °F -8.3 °F -5.8 °F 78% 30.48 in 10.0 mi SSW 3.5 mph - N/A   Overcast
6:54 AM -0.4 °F - -5.8 °F 78% 30.47 in 10.0 mi Calm Calm - N/A   Overcast
7:13 AM -0.4 °F - -5.8 °F 78% 30.45 in 10.0 mi Calm Calm - N/A   Overcast
7:33 AM 6.8 °F -3.5 °F 1.4 °F 79% 30.41 in 10.0 mi NE 5.8 mph - N/A   Overcast
7:54 AM 8.6 °F - 5.0 °F 85% 30.41 in 10.0 mi Calm Calm - N/A   Overcast
8:13 AM 15.8 °F -0.2 °F 12.2 °F 86% 30.40 in 10.0 mi East 17.3 mph 20.7 mph N/A   Overcast
8:33 AM 17.6 °F 2.2 °F 12.2 °F 79% 30.44 in 10.0 mi East 17.3 mph 23.0 mph N/A   Overcast
8:54 AM 14.0 °F 2.0 °F 8.6 °F 79% 30.50 in 10.0 mi SSW 9.2 mph - N/A   Overcast
9:13 AM 10.4 °F -1.5 °F 5.0 °F 79% 30.52 in 10.0 mi SW 8.1 mph - N/A Snow Light Snow
9:33 AM 10.4 °F 4.0 °F 6.8 °F 85% 30.51 in 10.0 mi WNW 3.5 mph - N/A Snow Light Snow
9:53 AM 17.6 °F 7.3 °F 10.4 °F 73% 30.50 in 10.0 mi ESE 8.1 mph - N/A Snow Light Snow
10:14 AM 19.4 °F 6.6 °F 12.2 °F 74% 30.48 in 10.0 mi ESE 12.7 mph - N/A Snow Light Snow
10:33 AM 19.4 °F 6.6 °F 12.2 °F 74% 30.48 in 10.0 mi East 12.7 mph - N/A   Overcast
10:53 AM 19.4 °F 6.6 °F 12.2 °F 74% 30.46 in 10.0 mi East 12.7 mph - N/A   Overcast
11:14 AM 21.2 °F 9.5 °F 14.0 °F 74% 30.46 in 10.0 mi East 11.5 mph - N/A   Overcast
11:33 AM 21.2 °F 8.9 °F 15.8 °F 80% 30.47 in 10.0 mi East 12.7 mph 18.4 mph N/A   Overcast
11:53 AM 21.2 °F 8.3 °F 15.8 °F 80% 30.47 in 10.0 mi East 13.8 mph - N/A   Overcast
12:14 PM 21.2 °F 7.3 °F 14.0 °F 74% 30.46 in 10.0 mi ENE 16.1 mph - N/A   Overcast
12:33 PM 21.2 °F 9.5 °F 14.0 °F 74% 30.45 in 10.0 mi ENE 11.5 mph - N/A   Overcast
12:54 PM 21.2 °F 6.8 °F 15.8 °F 80% 30.44 in 10.0 mi ENE 17.3 mph - N/A   Overcast
1:14 PM 21.2 °F 7.3 °F 15.8 °F 80% 30.43 in 10.0 mi NE 16.1 mph - N/A   Overcast
1:33 PM 21.2 °F 6.8 °F 15.8 °F 80% 30.42 in 10.0 mi NE 17.3 mph - N/A   Overcast
1:54 PM 23.0 °F 9.2 °F 15.8 °F 74% 30.40 in 10.0 mi ENE 17.3 mph - N/A   Overcast
2:13 PM 23.0 °F 10.6 °F 15.8 °F 74% 30.40 in 10.0 mi ENE 13.8 mph 20.7 mph N/A   Overcast
2:33 PM 23.0 °F 9.2 °F 17.6 °F 80% 30.38 in 10.0 mi NE 17.3 mph - N/A   Overcast
2:54 PM 23.0 °F 8.3 °F 17.6 °F 80% 30.37 in 10.0 mi NE 19.6 mph 24.2 mph N/A   Overcast
3:13 PM 23.0 °F 8.0 °F 17.6 °F 80% 30.36 in 10.0 mi ENE 20.7 mph 24.2 mph N/A   Overcast
3:34 PM 24.8 °F 10.3 °F 17.6 °F 74% 30.37 in 10.0 mi ENE 20.7 mph 25.3 mph N/A   Overcast
3:54 PM 24.8 °F 9.3 °F 19.4 °F 80% 30.37 in 10.0 mi ENE 24.2 mph - N/A   Overcast
4:13 PM 23.0 °F 7.2 °F 19.4 °F 86% 30.36 in 10.0 mi ENE 23.0 mph - N/A   Overcast
4:34 PM 23.0 °F 7.2 °F 19.4 °F 86% 30.37 in 10.0 mi ENE 23.0 mph - N/A   Overcast
4:53 PM 23.0 °F 8.0 °F 17.6 °F 80% 30.36 in 10.0 mi ENE 20.7 mph - N/A   Overcast
5:13 PM 23.0 °F 7.6 °F 19.4 °F 86% 30.36 in 10.0 mi ENE 21.9 mph - N/A   Overcast
5:34 PM 23.0 °F 8.0 °F 19.4 °F 86% 30.36 in 10.0 mi ENE 20.7 mph - N/A   Overcast
5:53 PM 24.8 °F 10.0 °F 19.4 °F 80% 30.35 in 10.0 mi ENE 21.9 mph - N/A   Overcast
6:14 PM 24.8 °F 9.6 °F 19.4 °F 80% 30.34 in 10.0 mi East 23.0 mph 26.5 mph N/A   Overcast
6:33 PM 24.8 °F 9.6 °F 19.4 °F 80% 30.33 in 10.0 mi ENE 23.0 mph - N/A   Overcast
6:54 PM 24.8 °F 10.3 °F 19.4 °F 80% 30.32 in 10.0 mi East 20.7 mph 25.3 mph N/A   Overcast
7:14 PM 24.8 °F 10.0 °F 21.2 °F 86% 30.32 in 10.0 mi ENE 21.9 mph 31.1 mph N/A   Overcast
7:33 PM 24.8 °F 9.6 °F 21.2 °F 86% 30.30 in 10.0 mi ENE 23.0 mph - N/A   Overcast
7:54 PM 24.8 °F 9.0 °F 21.2 °F 86% 30.29 in 10.0 mi ENE 25.3 mph - N/A   Overcast
8:13 PM 24.8 °F 8.7 °F 21.2 °F 86% 30.28 in 10.0 mi ENE 26.5 mph 29.9 mph N/A   Overcast
8:34 PM 24.8 °F 8.7 °F 21.2 °F 86% 30.27 in 10.0 mi ENE 26.5 mph 33.4 mph N/A   Overcast
8:54 PM 24.8 °F 8.7 °F 21.2 °F 86% 30.27 in 10.0 mi ENE 26.5 mph 33.4 mph N/A   Overcast
9:14 PM 24.8 °F 8.7 °F 21.2 °F 86% 30.26 in 10.0 mi ENE 26.5 mph 32.2 mph N/A   Overcast
9:33 PM 24.8 °F 8.1 °F 21.2 °F 86% 30.25 in 10.0 mi ENE 28.8 mph 33.4 mph N/A   Overcast
9:54 PM 24.8 °F 9.0 °F 21.2 °F 86% 30.24 in 10.0 mi ENE 25.3 mph - N/A   Overcast
10:09 PM 26.6 °F 11.4 °F 23.0 °F 86% 30.23 in 10.0 mi ENE 25.3 mph 32.2 mph N/A   Overcast
10:33 PM 26.6 °F 11.4 °F 23.0 °F 86% 30.22 in 10.0 mi East 25.3 mph - N/A   Overcast
10:54 PM 26.6 °F 11.1 °F 23.0 °F 86% 30.20 in 10.0 mi ENE 26.5 mph 32.2 mph N/A   Overcast
11:14 PM 26.6 °F 12.0 °F 21.2 °F 80% 30.20 in 10.0 mi ENE 23.0 mph 29.9 mph N/A   Overcast
11:33 PM 26.6 °F 12.0 °F 21.2 °F 80% 30.20 in 10.0 mi East 23.0 mph 27.6 mph N/A   Overcast
11:54 PM 24.8 °F 10.0 °F 21.2 °F 86% 30.19 in 10.0 mi East 21.9 mph 27.6 mph N/A   Overcast