Poga Mountain, NC: 2008-2009 Winter Season Storms

Storm Summary of 2008-2009 Winter Season (November - March 1)

Poga Mountain, North Carolina ( Elevation: 1137 m)

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

Storm Summary of 2018-2019 Winter Season (November - February)

Storm Summary of 2019-2020 Winter Season (November - March)

Storm Summary of 2020-2021 Winter Season (November - March)

Storm Summary of 2021-2022 Winter Season (November - April)

Storm Summary of 2022-2023 Winter Season (September - April)

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

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

Orange cells: Snow part of storms (Data provided by Baker Perry)

SWE = Snow-water equivalent

* = general trend 6 hours before storm
Tall	(> 4.0 km AGL)	Continuity for Storm Maturity
Borderline	( 2.5-4.0 km AGL)	Scattered: Several Breaks
Shallow	(< 2.5 km AGL)	Classification of All Snow Storms

														Trends
									Wind Direction					Temperature		RH		Pressure
Year	Month	Day	Type	AGL	Continuity	Start Time (UTC)	Duration (hrs)	Avg. Temp. (°C)	Avg.	At Snow Storm Maturity	Wind Speed (m/s)	Snowfall (in)	SWE (in)	before*	during	before*	during	before*	during
2008	11	24	Rain	Bordeline to Tall to Borderline	Continuous	13:30	16.5	5.3	SW	--	10.5	--	--	increasing	decreasing	increasing	increasing	decreasing	decreasing
2008	11	25	Rain	Borderline to Shallow	Scattered	13:30	5.5	-2.1	W	--	11.4	--	--	increasing	decreasing	decreasing	up - down	decreasing	increasing
2008	11	28	Virga	--	Scattered	14:30	1.5	5.4	SW	--	7.2	--	--	down - up	increasing	up - down	decreasing	increasing	flat
2008	11	29	Virga to Rain	Tall to Borderline	Scattered	5:30	44.5	2.7	E	--	6.6	--	--	decreasing	decreasing	increasing	down - up	decreasing	flat
2008	12	1	Snow to Rain	Borderline to Tall to Shallow	Scattered	08:30	34.5	-3.3	SW	SW	8.6	2.9	0.15	decreasing	decreasing	decreasing	up - down	increasing	increasing
2008	12	4	Rain to Snow	Shallow to Tall to Shallow	Continuous	20:00	8	1.3	W	NW	6.3	0.1	0.01	decreasing	decreasing	increasing	flat	up - down	increasing
2008	12	6	Virga to Rain	Tall to Shallow	Continuous	13:30	20	-2.7	SW	--	8.6	--	--	increasing	decreasing	up - down	increasing	decreasing	decreasing
2008	12	9	Virga to Rain	Tall to Shallow	Scattered	10:30	11.5	8.2	SW	--	25.4	--	--	increasing	increasing	increasing	flat	flat	decreasing
2008	12	10	Rain to Snow	Tall to Shallow	Scattered	05:30	55	9.3	SW	NW	10.7	0.8	0.11	increasing	decreasing	flat	down - up	decreasing	decreasing
2008	12	12	Rain to Snow	Shallow	Scattered	20:00	10	-5.6	W	W	8.7	0.2	0.02	decreasing	decreasing	flat	decreasing	increasing	increasing
2008	12	14	Virga	--	Continuous	01:30	3.5	0.6	W	--	6.7	--	--	up - down	increasing	down - up	decreasing	down - up	flat
2008	12	15	Virga to Rain	Tall	Scattered	00:00	72	10.5	SW	--	11.1	--	--	increasing	increasing	increasing	flat	up - down	decreasing
2008	12	18	Rain	Borderline	Scattered	15:30	11	10.7	SW	--	7.3	--	--	down - up	down - up	decreasing	increasing	increasing	decreasing
2008	12	19	Rain	Borderline	Scattered	21:00	4.5	14.1	NW	--	15.3	--	--	increasing	decreasing	decreasing	increasing	decreasing	flat
2008	12	20	Virga to Rain	Tall	Continuous	19:00	15	8.9	SW	--	8.8	--	--	increasing	up - down	decreasing	increasing	flat	decreasing
2008	12	23	Virga to Rain	Tall	Scattered	18:00	6.5	1.4	S	--	16.3	--	--	increasing	increasing	decreasing	increasing	up - down	decreasing
2008	12	24	Rain	Tall to Borderline to Tall	Scattered	19:30	9	10.5	SW	--	13.9	--	--	increasing	up - down	flat	increasing	decreasing	increasing
2008	12	26	Rain	Tall to Borderline to Tall	Continuous	09:00	5.5	2.7	W	--	6.9	--	--	decreasing	decreasing	increasing	increasing	flat	flat
2008	12	28	Rain	Tall to Shallow	Scattered	10:30	9.5	11.6	SW	--	11.9	--	--	flat	up - down	increasing	increasing	decreasing	flat
2009	01	02	Virga to Snow to Rain	Tall to Shallow	Scattered	09:00	9.5	0.4	SW	SE	6.4	0.3	0.01	flat	increasing	increasing	increasing	decreasing	flat
2009	01	03	Rain	Borderline to Tall	Scattered	22:00	7.5	9.4	SE	--	3.6	--	--	increasing	flat	decreasing	up - down	increasing	flat
2009	01	04	Virga to Rain	Tall	Continuous	10:00	7.5	10.1	SW	--	3.9	--	--	increasing	decreasing	increasing	increasing	flat	increasing
2009	01	05	Rain	Borderline to Tall to Borderline	Scattered	06:00	12	10.1	SW	--	6.2	--	--	decreasing	flat	down - up	flat	flat	decreasing
2009	01	06	Rain to Snow	Tall to Borderline	Scattered	00:00	56	5.1	SW	NW	9.6	4.2	0.29	up - down	decreasing	increasing	down - up	decreasing	down - up
2009	01	10	Rain	Borderline to Tall to Borderline	Scattered	13:30	18	7.9	SW	--	9.9	--	--	increasing	up - down	down - up	increasing	decreasing	decreasing
2009	01	13	Rain to Snow	Shallow	Continuous	21:30	15	-3.0	W	NW	8.7	0.7	0.04	up - down	decreasing	down - up	up - down	decreasing	increasing
2009	01	15	Light Rain	Shallow	Continuous	14:00	3.5	-10.2	W	--	7.0	--	--	decreasing	flat	increasing	flat	increasing	increasing
2009	01	17	Rain to Snow	Shallowto Borderline to Shallow	Scattered	22:00	86	-6.6	S	NW	16.9	8.1	0.36	increasing	up - down	down - up	increasing	decreasing	decreasing
2009	01	24	Rain	Shallow	Scattered	02:00	11.5	5.6	W	--	9.9	--	--	up - down	decreasing	down - up	flat	decreasing	flat
2009	01	25	Virga to Rain	Tall	Scattered	19:30	19.5	0.9	SW	--	4.3	--	--	increasing	down - up	decreasing	increasing	flat	increasing
2009	01	27	Rain to Virga	Tall	Continuous	10:30	22	5.1	SE	--	6.4	--	--	flat	increasing	decreasing	up - down	flat	decreasing
2009	01	28	Rain	Borderline to Tall	Continuous	16:00	4	7.0	SW	--	14.5	--	--	flat	decreasing	flat	increasing	decreasing	increasing
2009	01	30	Light Rain	Shallow	Scattered	13:00	15	-6.5	W	--	11.1	--	--	decreasing	up - down	increasing	down - up	flat	down - up
2009	02	02	Virga to Snow to Virga	Tall	Continuous	17:00	8	-0.3	W	W	3.7	1.1	0.12	up - down	decreasing	down - up	increasing	decreasing	flat
2009	02	03	Virga to Snow	Shallow to Tall to Shallow	Scattered	16:00	32	-12.7	W	W	8.0	6.4	3.7	down - up	decreasing	decreasing	increasing	flat	increasing
2009	02	11	Rain	Borderline to Tall	Continuous	20:30	4.5	11.0	SW	--	19.0	--	--	up - down	down - up	down - up	increasing	decreasing	down - up
2009	02	13	Virga to Rain	Tall to Shallow	Scattered		24	6.5	S	--	5.0	--	--	up - down	decreasing	flat	increasing	decreasing	decreasing
2009	02	15	Virga to Rain	Tall to Shallow	Scattered	13:30	17	1.3	SW	--	3.8	--	--	decreasing	up - down	flat	down - up	increasing	down - up
2009	02	17	Virga to Rain	Tall to Shallow to Tall	Scattered	22:00	26.5	3.9	S	--	8.9	--	--	increasing	increasing	flat	increasing	decreasing	decreasing
2009	02	19	Rain	Shallow to Borderline to Shallow	Continuous	11:00	5.5	-2.1	W	--	10.5	--	--	decreasing	decreasing	up - down	up - down	down - up	decreasing
2009	02	22	Virga to Snow	Tall to Shallow	Scattered	03:00	13	-7.1	W	W	9.1	1.6	0.05	decreasing	decreasing	increasing	increasing	decreasing	increasing
2009	02	25	Virga to Rain	Tall to Borderline	Scattered	05:00	8	-0.8	NW	--	3.4	--	--	decreasing	increasing	increasing	increasing	increasing	increasing
2009	02	26	Rain	Tall	Continuous	03:30	0.5	4.0	NW	--	4.3	--	--	decreasing	flat	down - up	increasing	down - up	flat
2009	02	27	Rain	Tall	Continuous	12:00	6.5	7.6	SW	--	12.9	--	--	decreasing	down - up	increasing	up - down	decreasing	up - down
2009	02	28	Virga to Rain	Tall	Continuous	9:00	15.5	5.1	S	--	8.1	--	--	decreasing	decreasing	increasing	increasing	up - down	decreasing
2009	03	01	Virga to Snow	Tall to Shallow	Continuous	12:00	27.5	-5.3	NW	NW	7.9	11.1	0.94	decreasing	decreasing	increasing	decreasing	decreasing	down - up

Version 1.2, 18 August 2011

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