Weather History for Grand Forks AFB, ND

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Thursday, February 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 6 °F -  
Max Temperature 15 °F 23 °F 55 °F (2000)
Min Temperature -4 °F 6 °F -19 °F (2008)
Degree Days  
Heating Degree Days 60    
Moisture  
Dew Point -1 °F    
Average Humidity 72    
Maximum Humidity 83    
Minimum Humidity 60    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 6 mph (SE)    
Max Wind Speed 14 mph    
Max Gust Speed -    
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 7:24 AM CST 6:02 PM CST
Civil Twilight 6:53 AM CST 6:33 PM CST
Nautical Twilight 6:17 AM CST 7:09 PM CST
Astronomical Twilight 5:41 AM CST 7:45 PM CST
Moon 2:06 PM CST (2/21) 4:42 AM CST (2/21)
Length of Visible Light 11h 40m
Length of Day
10h 37m
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
12:55 AM 2.1 °F -5.4 °F -5.3 °F 71% 30.38 in 10.0 mi SSE 3.5 mph - N/A   Overcast
1:55 AM 1.9 °F -9.2 °F -5.8 °F 70% 30.38 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
2:55 AM 1.9 °F -9.2 °F -5.8 °F 70% 30.39 in 10.0 mi SSE 5.8 mph - N/A   Overcast
3:55 AM 1.6 °F -9.7 °F -5.1 °F 74% 30.39 in 10.0 mi SSE 5.8 mph - N/A   Overcast
4:55 AM 0.7 °F -12.1 °F -5.8 °F 74% 30.39 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
5:55 AM -1.5 °F -13.3 °F -7.8 °F 75% 30.39 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
6:55 AM -3.5 °F -17.1 °F -9.2 °F 76% 30.37 in 10.0 mi SE 6.9 mph - N/A   Clear
7:55 AM -4.4 °F -15.0 °F -9.8 °F 78% 30.38 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:55 AM -2.7 °F -17.5 °F -8.7 °F 76% 30.41 in 10.0 mi SSE 8.1 mph - N/A   Partly Cloudy
9:55 AM 4.6 °F -9.5 °F -4.9 °F 65% 30.41 in 10.0 mi SE 9.2 mph - N/A   Partly Cloudy
10:55 AM 8.1 °F -5.3 °F -3.1 °F 60% 30.38 in 10.0 mi SE 9.2 mph - N/A   Partly Cloudy
11:55 AM 9.7 °F -4.2 °F -0.9 °F 62% 30.37 in 10.0 mi SSE 10.4 mph - N/A   Partly Cloudy
12:55 PM 12.7 °F -2.5 °F 1.9 °F 62% 30.37 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
1:55 PM 14.2 °F 1.4 °F 3.6 °F 63% 30.35 in 10.0 mi South 10.4 mph - N/A   Clear
2:55 PM 14.5 °F 3.6 °F 4.1 °F 63% 30.33 in 10.0 mi SE 8.1 mph - N/A   Clear
3:55 PM 14.7 °F 5.9 °F 4.3 °F 63% 30.32 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
4:55 PM 15.1 °F 9.4 °F 5.9 °F 67% 30.31 in 10.0 mi ESE 3.5 mph - N/A   Overcast
5:55 PM 15.3 °F 9.6 °F 6.1 °F 67% 30.30 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
6:55 PM 14.9 °F 9.2 °F 6.4 °F 69% 30.30 in 10.0 mi ESE 3.5 mph - N/A   Overcast
7:55 PM 12.0 °F - 5.4 °F 75% 30.29 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:55 PM 6.6 °F -0.3 °F 1.9 °F 81% 30.27 in 10.0 mi NW 3.5 mph - N/A   Scattered Clouds
9:20 PM 5.0 °F -2.1 °F -0.4 °F 78% 30.27 in 10.0 mi NNW 3.5 mph - N/A Snow Light Snow
9:29 PM 5.0 °F -4.1 °F -0.4 °F 78% 30.27 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
9:55 PM 4.8 °F -4.3 °F 0.5 °F 82% 30.26 in 10.0 mi North 4.6 mph - 0.00 in   Partly Cloudy
10:55 PM 7.2 °F -1.5 °F 2.5 °F 81% 30.24 in 10.0 mi North 4.6 mph - N/A   Clear
11:55 PM 4.5 °F -4.7 °F 0.3 °F 83% 30.22 in 10.0 mi NNE 4.6 mph - N/A   Clear