Poga Mountain, NC: 2006-2007 Winter Season Storms

Storm Summary of the 2006-2007 Winter Season (November - April) - 48 Storms

Poga Mountain, North Carolina ( Elevation: 1137 m)

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Storm Summary of the 2006-2007 Winter Season (November - April)

Storm Summary of the 2007-2008 Winter Season (November - April)

Storm Summary of the 2008-2009 Winter Season (November - April)

Blue highlighted rows: Snow, freezing rain, sleet, or mixed cases

Grey highlighted rows: Virga or mix of virga and rain, no snow

SWE = Snow-water equivalent

Cells under bellow columb are general trend 24 hours before storm

Storm Summary
Rain	12
Virga to Rain	11
Rain to Snow	6
Snow	10
Virga to Snow	5
Virga to Snow to Rain to Snow	1
Virga	3

Continuity
Continuous	16
Scattered	32
Continuous (Snow)	11
Scattered (Snow)	12

AGL
Tall	13
Tall to Borderline	8
Tall to Shallow	10
Borderline	5
Borderline to Shallow	4
Shallow	4
Shallow to Tall	1

Tall (>4.0 km AGL)

Borderline (2.5-4.0 km AGL)

Shallow (<2.5 km AGL)

Continuity for Storm Maturity

Scattered: Several Breaks

														Trends
									Wind Direction					Temperature		RH		Pressure
Year	Month	Day	Type	AGL	Continuity	Start Time (UTC)	Duration (hrs)	Avg. Temp. (°C)	Avg.	At Storm Maturity	Wind Speed (m/s)	Snowfall (in)	SWE (in)	before	during	before	during	before	during
2006	11	11	Rain to Snow	Tall to Shallow	Scattered	20:00	22	2.7	NW	NW	4.4	0.3	0.14	increasing	decreasing	increasing	flat	decreasing	increasing
2006	11	15	Rain	Tall	Scattered	11:00	25	10.2	SE	--	5.0	--	--	increasing	increasing	increasing	increasing	decreasing	decreasing
2006	11	16	Rain to Rain/Freezing Rain	Borderline to Shallow	Scattered	20:00	18	0.8	W	--	3.8	--	--	flat	decreasing	increasing	flat	flat	increasing
2006	11	19	Rain to Snow	Borderline	Scattered	08:00	30	-1.1	NW	NW	2.5	1.2	0.23	decreasing	decreasing	increasing	--	flat	increasing
2006	11	22	Virga to Rain	Tall	Scattered	00:00	9	0.8	NW	--	3.2	--	--	increasing	flat	decreasing	increasing	decreasing	decreasing
2006	12	3	Virga	--	Scattered	3:00	7.5	2.2	SE	--	1.8	--	--	increasing	flat	decreasing	flat	increasing	flat
2006	12	07	Snow	Borderline to Shallow	Continuous	18:30	6	-5.8	NW	NW	6.0	2.0	0.09	decreasing	decreasing	increasing	flat	flat	increasing
2006	12	13	Virga to Rain	Tall to Borderline	Scattered	04:30	7	5.6	SE	--	2.2	--	--	decreasing	decreasing	increasing	increasing	decreasing	decreasing
2006	12	19	Rain	Borderline	Scattered	13:00	2	8.5	W	--	2.8	--	--	decreasing	decreasing	increasing	increasing	decreasing	increasing
2006	12	26	Rain to Snow	Borderline	Continuous	07:30	3.5	3.1	W	--	2.9	--	--	decreasing	decreasing	decreasing	increasing	decreasing	increasing
2006	12	31	Virga to Rain	Tall	Scattered	08:30	23.5	10.1	SE	--	4.0	--	--	increasing	increasing	increasing	flat	decreasing	decreasing
2006	01	05	Virga to Rain	Tall	Scattered	03:00	11	12.4	SE	--	2.4	--	--	increasing	increasing	increasing	flat	decreasing	decreasing
2006	01	05	Rain	Tall	Continuous	21:00	7	12.3	S	--	2.8	--	--	increasing	decreasing	increasing	increasing	decreasing	flat
2006	01	07	Rain	Tall to Shallow	Scattered	15:00	23	7.2	S	--	3.8	--	--	decreasing	decreasing	increasing	flat	flat	decreasing
2007	01	09	Virga to Snow	Tall to Borderline	Scattered	12:30	15.5	1.4	NW	NW	4.1	4.0	0.27	decreasing	decreasing	decreasing	increasing	decreasing	increasing
2007	01	12	Virga	--	Scattered	08:00	16	7.7	S	--	1.1	--	--	increasing	increasing	increasing	flat	increasing	flat
2007	01	22	Virga to Snow to Rain to Snow	Tall to Shallow	Continuous	04:00	26	1.9	W	NW	3.2	0.3	0.05	increasing	decreasing	increasing	flat	decreasing	decreasing
2007	01	23	Snow	Shallow	Scattered	23:00	7	-5.4	SW	--	1.2	trace	--	decreasing	decreasing	decreasing	flat	decreasing	flat
2007	01	25	Snow	Shallow	Continuous	13:30	7.5	-5.4	W	NW	4.4	1.0	0.03	decreasing	decreasing	increasing	decreasing	decreasing	flat
2007	01	28	Snow	Tall to Shallow	Scattered	08:00	19	-6.0	W	W	4.3	2.2	0.14	decreasing	decreasing	flat	increases	decreasing	flat
2007	02	01	Virga to Snow	Tall	Scattered	03:00	15	-5.2	SE	SE	2.0	1.8	0.12	increasing	decreasing	decreasing	increasing	decreasing	decreasing
2007	02	02	Snow	Borderline to Shallow	Scattered	17:00	18	-6.1	W	NW	3.9	0.4	0.05	flat	decreasing	increasing	decreasing	decreasing	increasing
2007	02	04	Virga to Snow	Borderline	Continuous	13:00	5.5	-5.4	W	NW	4.4	0.4	0.01	increasing	decreasing	decreasing	increasing	increasing	flat
2007	02	06	Snow	Tall to Borderline	Continuous	18:30	12.5	0.7	SW	S	3.9	0.3	0.02	increasing	increasing	increasing	increasing	flat	decreasing
2007	02	09	Virga to Snow	Tall to Borderline	Continuous	17:00	6	-6.1	NW	NW	2.8	0.2	0.01	increasing	decreasing	decreasing	increasing	flat	flat
2007	02	12	Virga to Rain	Tall	Scattered	16:00	5	7.1	SW	--	1.8	--	--	increasing	increasing	decreasing	increasing	flat	decreasing
2007	02	13	Rain to Snow	Tall to Shallow	Scattered	20:00	18.5	2.8	S	NW	2.6	1.3	0.05	increasing	decreasing	increasing	flat	increasing	increasing
2007	02	15	Snow	Shallow	Scattered	2:00	7	-12.6	W	NW	2.9	trace	--	decreasing	decreasing	decreasing	flat	increasing	increasing
2007	02	17	Virga to Snow	Tall to Shallow	Scattered	11:00	36	-7.3	SW	NW	3.6	5.5	0.23	increasing	increasing	decreasing	increasing	decreasing	increasing
2007	02	21	Rain	Tall	Continuous	01:30	3	8.1	W	--	2.6	--	--	increasing	decreasing	increasing	increasing	decreasing	flat
2007	02	24	Virga to Rain	Tall	Scattered	20:00	20.5	5.4	SE	--	4.5	--	--	increasing	decreasing	decreasing	increasing	flat	decreasing
2007	03	04	Snow	Shallow	Continuous	05:00	13	-9.8	NW	NW	2.0	0.8	0.01	decreasing	decreasing	increasing	decreasing	flat	increasing
2007	03	14	Virga	--	Scattered	07:30	5	13.8	W	--	1.1	--	--	decreasing	flat	increasing	increasing	flat	decreasing
2007	03	15	Rain to Snow	Tall to Shallow	Continuous	18:30	31	7.7	SW	NW	2.2	trace	--	decreasing	decreasing	increasing	increasing	decreasing	decreasing
2007	03	17	Snow	Borderline	Continuous	9:00	7	-7.1	NW	NW	5.1	1.8	--	decreasing	flat	flat	increasing	decreasing	increasing
2007	03	19	Virga to Rain	Tall	Scattered	21:00	13	9.2	SW	--	2.3	--	--	increasing	decreasing	flat	increasing	flat	increasing
2007	03	20	Rain	Tall to Borderline	Scattered	22:30	7	11.3	SW	--	1.6	--	--	increasing	decreasing	increasing	increasing	increasing	increasing
2007	03	28	Virga to Rain	Tall to Borderline	Scattered	22:00	9	13.8	SE	--	2.1	--	--	flat	decreasing	increasing	increasing	flat	flat
2007	04	01	Virga to Rain	Tall	Scattered	9:30	8.5	14.4	SE	--	1.9	--	--	increasing	increasing	increasing	decreasing	decreasing	flat
2007	04	04	Rain	Tall to Shallow	Continuous	04:00	11	10.3	W	--	3.5	--	--	decreasing	decreasing	increasing	flat	decreasing	decreasing
2007	04	07	Snow	Borderline to Shallow	Continuous	00:00	21	-8.0	NW	NW	5.0	5.8	0.32	decreasing	decreasing	increasing	decreasing	decreasing	increasing
2007	04	11	Virga to Rain	Tall	Continuous	03:00	10	4.8	SW	--	4.2	--	--	increasing	decreasing	increasing	increasing	decreasing	decreasing
2007	04	11	Rain	Tall to Borderline	Scattered	19:30	9.5	9.3	SE	--	3.8	--	--	increasing	decreasing	increasing	increasing	decreasing	flat
2007	04	14	Rain to Snow	Tall to Borderline	Scattered	00:30	52.5	7.0	SW	NW	3.9	4.4	0.48	increasing	decreasing	decreasing	increasing	increasing	decreasing
2007	04	18	Virga to Rain	Tall to Borderline	Scattered	09:30	22.5	10.6	W	--	2.5	--	--	increasing	increasing	decreasing	increasing	decreasing	flat
2007	04	19	Rain	Tall to Shallow	Scattered	16:00	7.5	7.0	S	--	2.5	--	--	increasing	decreasing	increasing	flat	increasing	increasing
2007	04	26	Rain	Tall to Borderline	Scattered	16:30	7.5	15.4	SE	--	3.2	--	--	increasing	decreasing	increasing	increasing	decreasing	decreasing
2007	04	28	Rain	Shallow to Tall	Continuous	16:00	2	8.5	NW	--	4.0	--	--	increasing	decreasing	increasing	increasing	increasing	flat

Version 1.2, 13 November 2009

web page credits: Micheal Tai Bryant, Sandra Yuter, L. Baker Perry

This research is a collaboration between the
Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University
and the Department of Geography and Planning, Appalachian State University

This material is based upon work supported by the National Science Foundation under Grant No. 0544766. Any opinions, findings and conclusions or recomendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation (NSF).

contacts:
Dr. Sandra Yuter seyuter@ncsu.edu

Dr. L. Baker Perry perrylb@appstate.edu