Event 2006-2007 2007-2008 2008-2009 2009-2010 2010-2011 2011-2012 2012-2013 2013-2014 2014-2015 2015-16 2016-17 Average
First Frost - Sep 15 Oct 3 Sep 30 Sep 27 Sep 15 Sep 23 Sep 22 Sep 16 Oct 14 Oct 8 Sep 24
First Freeze - Nov 7 Oct 29 Oct 10 Oct 22 Oct 28 Oct 11 Oct 22 Oct 22 Oct 17 Nov 19 Oct 21
First Flakes - Nov 8 Oct 26 Oct 10 Nov 4 Nov 9 Nov 12 Nov 8 Oct 31 Oct 17 Nov 19 Oct 30
First Measurable Snowfall Nov 10 Nov 22 Nov 17 Dec 3 Nov 24 Nov 9 Nov 25 Nov 22 Nov 9 Dec 2 Nov 19 Nov 21
First 1" Snowfall Nov 10 Nov 30 Nov 24 Dec 7 Dec 9 Nov 9 Dec 9 Dec 9 Nov 24 Dec 29 Dec 4 Dec 3
Snowfall by January 1st 5.6 24.8 40.3 19.1 15.5 3.5 23.3 18.4 7.1 10.0 19.7 15.2
Snowfall by March 1st 30.8 74.5 56.8 35.1 50.3 16.7 57.3 39.4 22.7 27.1 35.5 52.7
Season Total 44.9 79.4 66.6 39.9 67.5 24.7 67.2 46.3 25.5 42.4   62.2
Days With Measurable Snowfall 28 49 45 34 40 24 40 43 28 23   38.5
Deepest Depth 15 16 14 9 13 6 12 14 4 10   11.4
24 Hour Snowfall 7.0 7.1 6.6 8.7 8.1 6.2 7.0 4.4 3.4 9.7   6.5
Last 1" Snowfall Apr 12 Mar 22 Mar 29 Apr 9 Apr 20 Mar 4 Apr 6 Apr 14 Mar 25 Apr 9   Apr 2
Last Measurable Snow Depth Apr 12 Mar 23 Mar 29 Apr 8 Apr 21 Mar 6 Apr 6 Apr 15 Mar 25 Apr 9   Apr 2
Last Measurable Snowfall Apr 12 Apr 12 Apr 21 Apr 9 Apr 20 Mar 4 Apr 21 Apr 14 Mar 25 Apr 9   Apr 8
Last Flakes Apr 13 Apr 28 Apr 22 May 8 Apr 21 Mar 9 May 11 Apr 16 Apr 23 Apr 14   Apr 19
                         
First Day of Winter Jan 20 Dec 9 Dec 10 Dec 12 Dec 18 | Mar 29 No Winter Dec 25 Dec 14 Nov 21 | Jan 10 Jan 3 Dec 16 Dec 17
Last Day of Winter Mar 22 Mar 29 Mar 20 Mar 16 Mar 22 | Apr 7 No Winter Apr 12 Apr 1 Dec 27 | Mar 14 Mar 12 Feb 22 Mar 24
Winter Duration Days 62 112 101 95 105 0 109 109 101 70 69 88.2
Average Snow Depth 4.5 6.6 6.4 4.8 5.8 0 4.1 6.4 1.5 4.6 3.2 4.5
First Frost represents the first sign of frost at OSNW3
First Freeze represents the first time the temperature drops below 32F at OSNW3
First/Last Flakes represents the first/last flakes of the season seen at OSNW3
First/Last Measurable Snow represents the first/last 0.1" or greater snowfall at OSNW3
First/Last 1" Snow represents the first/last 1" or greater snowfall at OSNW3
Last Measurable Snow Depth represents the last 1" or greater snowdepth at OSNW3
First Day of Winter represents a daily max temp below 32F and a snow depth greater than 1" for several consecutive days at OSNW3
Last Day of Winter represents a daily max temp above 32F and a snow depth less than 1" for several consecutive days at OSNW3
Average Snow Depth represents the average snowdepth through the duration of Winter at OSNW3