Helena, MT

11:23 AM MDT on September 23, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - November, 2010

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Tuesday, November 23, 2010

  Actual Average Record
Temperature  
Mean Temperature -6 °F 29 °F  
Max Temperature -3 °F 39 °F 63 °F (1942)
Min Temperature -9 °F 19 °F -27 °F (1985)
Degree Days  
Heating Degree Days 71 36  
Month to date heating degree days 787 710  
Since 1 July heating degree days 1601 1618  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 232 406  
Moisture  
Dew Point -16 °F    
Average Humidity 66    
Maximum Humidity 79    
Minimum Humidity 52    
Precipitation  
Precipitation 0.12 in 0.01 in 0.28 in (2002)
Month to date precipitation 1.25 0.37  
Year to date precipitation 12.13 10.70  
Snow  
Snow 0.50 in 0.10 in 10.00 in (1893)
Month to date snowfall 6.8 3.3  
Since 1 July snowfall 6.8 7.3  
Since 1 September snowfall 6.8 7.0  
Snow Depth 4.00 in    
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 16 mph    
Max Gust Speed 21 mph    
Visibility 4 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 23, 2010 Rise Set
Actual Time 7:41 AM MST 4:46 PM MST
Civil Twilight 7:07 AM MST 5:20 PM MST
Nautical Twilight 6:30 AM MST 5:57 PM MST
Astronomical Twilight 5:54 AM MST 6:33 PM MST
Moon 6:26 PM MST 9:48 AM MST
Length of Visible Light 10h 12m
Length of Day
9h 05m
Waning Gibbous, 95% of the Moon is Illuminated
Nov 23
Waning Gibbous
Nov 28
Last Quarter
Dec 5
New
Dec 13
First Quarter
Dec 21
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM -4.0 °F -20.2 °F -14.1 °F 62% 30.14 in 10.0 mi WNW 9.2 mph - N/A   Overcast
1:53 AM -4.0 °F -21.2 °F -13.0 °F 65% 30.11 in 7.0 mi WNW 10.4 mph - 0.00 in   Overcast
2:53 AM -5.1 °F -22.5 °F -14.1 °F 65% 30.12 in 7.0 mi WNW 10.4 mph - 0.00 in   Overcast
3:19 AM -5.8 °F -23.4 °F -14.8 °F 65% 29.78 in 2.5 mi WNW 10.4 mph - 0.00 in Snow Light Snow
3:30 AM -5.8 °F -24.4 °F -13.0 °F 71% 29.78 in 1.8 mi WNW 11.5 mph - 0.00 in Snow Light Snow
3:53 AM -6.0 °F -23.6 °F -11.9 °F 75% 30.09 in 1.5 mi WNW 10.4 mph - 0.01 in Snow Light Snow
4:11 AM -5.8 °F -24.4 °F -11.2 °F 77% 29.75 in 1.2 mi WNW 11.5 mph - 0.00 in Snow Light Snow
4:28 AM -5.8 °F -24.4 °F -11.2 °F 77% 29.75 in 1.5 mi WNW 11.5 mph - 0.00 in Snow Light Snow
4:53 AM -6.0 °F -24.6 °F -13.0 °F 72% 30.06 in 2.0 mi NW 11.5 mph - 0.01 in Snow Light Snow
5:17 AM -7.6 °F -27.5 °F -14.8 °F 71% 29.74 in 2.0 mi NW 12.7 mph - 0.00 in Snow Light Snow
5:25 AM -7.6 °F -26.6 °F -14.8 °F 71% 29.73 in 2.5 mi WNW 11.5 mph - 0.00 in Snow Light Snow
5:53 AM -7.1 °F -26.8 °F -14.1 °F 72% 30.08 in 2.5 mi WNW 12.7 mph - 0.01 in Snow Light Snow
6:10 AM -7.6 °F -26.6 °F -14.8 °F 71% 29.75 in 3.0 mi WNW 11.5 mph - 0.00 in Snow Light Snow
6:24 AM -7.6 °F -23.4 °F -14.8 °F 71% 29.74 in 1.8 mi WNW 8.1 mph - 0.00 in Snow Light Snow
6:37 AM -7.6 °F -27.5 °F -14.8 °F 71% 29.74 in 1.2 mi NW 12.7 mph - 0.00 in Snow Light Snow
6:51 AM -7.6 °F -27.5 °F -14.8 °F 71% 29.74 in 1.2 mi WNW 12.7 mph - 0.01 in Snow Light Snow
6:53 AM -8.0 °F -28.0 °F -14.1 °F 75% 30.07 in 1.2 mi WNW 12.7 mph - 0.01 in Snow Light Snow
7:14 AM -7.6 °F -28.3 °F -14.8 °F 71% 29.74 in 1.5 mi WNW 13.8 mph - 0.00 in Snow Light Snow
7:30 AM -7.6 °F -27.5 °F -14.8 °F 71% 29.75 in 1.2 mi WNW 12.7 mph 20.7 mph 0.01 in Snow Light Snow
7:40 AM -9.4 °F -28.9 °F -14.8 °F 77% 29.75 in 1.5 mi WNW 11.5 mph - 0.01 in Snow Light Snow
7:53 AM -9.0 °F -29.3 °F -15.0 °F 75% 30.09 in 1.2 mi WNW 12.7 mph - 0.01 in Snow Light Snow
7:59 AM -9.4 °F -31.4 °F -14.8 °F 77% 29.76 in 0.8 mi WNW 15.0 mph - 0.01 in Snow Light Snow
8:11 AM -9.4 °F -28.9 °F -14.8 °F 77% 29.76 in 0.2 mi WNW 11.5 mph - 0.01 in Snow Heavy Snow
8:21 AM -9.4 °F -27.9 °F -14.8 °F 77% 29.77 in 0.5 mi WNW 10.4 mph - 0.02 in Snow Snow
8:27 AM -9.4 °F -26.8 °F -14.8 °F 77% 29.77 in 0.2 mi WNW 9.2 mph - 0.02 in Snow Heavy Snow
8:53 AM -9.0 °F -28.4 °F -15.0 °F 75% 30.10 in 0.2 mi WNW 11.5 mph - 0.07 in Snow Heavy Snow
9:04 AM -9.4 °F -28.9 °F -14.8 °F 77% 29.78 in 0.5 mi WNW 11.5 mph - 0.00 in Snow Snow
9:21 AM -9.4 °F -28.9 °F -16.6 °F 71% 29.79 in 1.2 mi WNW 11.5 mph - N/A Snow Light Snow
9:29 AM -9.4 °F -30.6 °F -16.6 °F 71% 29.79 in 2.0 mi WNW 13.8 mph - 0.00 in Snow Light Snow
9:34 AM -9.4 °F -30.6 °F -18.4 °F 65% 29.78 in 3.0 mi NW 13.8 mph - 0.00 in Snow Light Snow
9:53 AM -9.0 °F -28.4 °F -18.0 °F 65% 30.14 in 9.0 mi WNW 11.5 mph - 0.00 in   Overcast
10:07 AM -9.4 °F -28.9 °F -18.4 °F 65% 29.79 in 10.0 mi NW 11.5 mph - N/A   Overcast
10:36 AM -9.4 °F -27.9 °F -18.4 °F 65% 29.79 in 5.0 mi NW 10.4 mph - 0.00 in   Haze
10:53 AM -9.0 °F -27.4 °F -18.0 °F 65% 30.13 in 6.0 mi WNW 10.4 mph - 0.00 in   Haze
11:21 AM -7.6 °F -25.7 °F -18.4 °F 59% 29.80 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
11:53 AM -8.0 °F -25.0 °F -18.9 °F 59% 30.11 in 10.0 mi WNW 9.2 mph - N/A   Clear
12:53 PM -7.6 °F -24.6 °F -20.2 °F 54% 29.77 in 10.0 mi NW 9.2 mph - N/A   Clear
1:44 PM -5.8 °F -21.2 °F -18.4 °F 55% 29.75 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
1:53 PM -6.0 °F -21.5 °F -18.9 °F 54% 30.09 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
2:53 PM -6.0 °F -22.6 °F -18.0 °F 56% 30.11 in 8.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
3:00 PM -7.6 °F -23.4 °F -18.4 °F 59% 29.77 in 8.0 mi NW 8.1 mph - N/A   Mostly Cloudy
3:53 PM -8.0 °F -27.1 °F -17.0 °F 65% 30.12 in 5.0 mi NW 11.5 mph - N/A   Haze
4:00 PM -7.6 °F -25.7 °F -16.6 °F 65% 29.79 in 6.0 mi NW 10.4 mph - N/A   Haze
4:07 PM -7.6 °F -26.6 °F -16.6 °F 65% 29.79 in 5.0 mi WNW 11.5 mph - N/A   Haze
4:53 PM -9.0 °F -27.4 °F -18.0 °F 65% 30.17 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
5:53 PM -9.0 °F -23.8 °F -17.0 °F 68% 30.18 in 4.0 mi West 6.9 mph - N/A   Haze
6:10 PM -9.4 °F -25.6 °F -16.6 °F 71% 29.83 in 6.0 mi West 8.1 mph - 0.00 in Snow Light Snow
6:53 PM -9.0 °F -22.3 °F -17.0 °F 68% 30.19 in 4.0 mi West 5.8 mph - 0.00 in Snow Light Snow
7:14 PM -9.4 °F -22.7 °F -16.6 °F 71% 29.84 in 5.0 mi West 5.8 mph - 0.00 in Snow Light Snow
7:53 PM -9.0 °F -22.3 °F -16.1 °F 71% 30.17 in 3.0 mi WNW 5.8 mph - 0.00 in Snow Light Snow
8:53 PM -9.0 °F - -15.0 °F 75% 30.19 in 6.0 mi Calm Calm - 0.00 in   Haze
9:53 PM -9.0 °F - -15.0 °F 75% 30.20 in 4.0 mi Calm Calm - N/A   Haze
10:53 PM -9.0 °F - -15.0 °F 75% 30.19 in 7.0 mi Calm Calm - N/A   Overcast
11:53 PM -9.0 °F -18.2 °F -14.1 °F 79% 30.20 in 6.0 mi ESE 3.5 mph - N/A   Haze