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

Poga Mountain, North Carolina ( Elevation: 1137 m)

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

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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

* = average for snow days only
** = general trend 24 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 Storms
Storm Summary
Rain / Freezing Rain
Virga to Rain
Rain to Snow / Freezing Rain
Snow
Virga to Snow
Virga to Rain to Snow
Virga
Continuity
Continuous
Scattered
Continuous (Snow)
Scattered (Snow)
AGL
Tall
Tall to Borderline
Tall to Shallow
Borderline
Borderline to Shallow
Shallow
Shallow to Tall
Average
All
Snow
Temp. (°C)
3.4
-4.4
Wind Direction
226°
276°
Wind Speed (m/s)
3.2
3.7
Duration (hrs)
14.8
12.6
Snowfall (in)*
0.71
1.7
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
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
up - down
flat
decreasing
increasing
2006
11
15
Rain
Tall
Scattered
11:00
25
10.2
SE
--
5.0
--
--
increasing
down - up
increasing
increasing
flat
decreasing
2006
11
16
Rain to Rain / Freezing Rain
Borderline to Shallow
Scattered
20:00
18
0.8
W
--
3.8
--
--
flat
decreasing
down - up
flat
decreasing
increasing
2006
11
19
Rain to Snow
Borderline
Scattered
08:00
30
-1.1
NW
NW
2.5
1.2
0.23
up - down
decreasing
down - up
flat
flat
increasing
2006
11
22
Virga to Rain
Tall
Scattered
00:00
9
0.8
NW
--
3.2
--
--
increasing
flat
decreasing
increasing
up - down
decreasing
2006
12
3
Virga
--
Scattered
03:00
7.5
2.2
SE
--
1.8
--
--
increasing
flat
decreasing
flat
increasing
flat
2006
12
07
Virga to Snow
Borderline to Shallow
Continuous
18:00
7
-5.8
NW
NW
6.0
2.0
0.09
decreasing
decreasing
increasing
up - down
flat
increasing
2006
12
13
Virga to Rain
Tall to Borderline
Scattered
04:30
7
5.6
SE
--
2.1
--
--
up - down
down - up
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 to Shallow
Scattered
07:00
19
-0.4
W
NW
4.0
0.5
0.12
up - down
decreasing
increasing
flat
decreasing
increasing
2006
12
31
Virga to Rain
Tall
Scattered
08:30
23.5
10.1
SE
--
4.0
--
--
up - down
increasing
increasing
flat
decreasing
decreasing
2006
01
05
Virga to Rain
Tall
Scattered
03:00
11
12.4
SE
--
2.4
--
--
increasing
increasing
down - up
increasing
decreasing
decreasing
2006
01
05
Rain
Tall
Continuous
21:00
7
12.3
SW
--
2.8
--
--
increasing
decreasing
up - down
increasing
decreasing
flat
2006
01
07
Rain / Freezing Rain
Tall to Shallow
Scattered
15:00
23
7.2
S
--
3.8
--
--
decreasing
decreasing
increasing
flat
increasing
decreasing
2007
01
09
Virga to Snow
Tall to Borderline
Scattered
12:00
16
-3.2
W
NW
4.0
4.0
0.31
decreasing
decreasing
decreasing
increasing
up - down
increasing
2007
01
12
Virga
--
Scattered
08:00
16
7.7
S
--
1.1
--
--
increasing
increasing
increasing
down - up
flat
up - down
2007
01
21
Snow
Unknown
Unknown
06:00
12
-1.6
SE
SE
3.3
0.1
0.10
increasing
flat
increasing
flat
decreasing
decreasing
2007
01
22
Virga to Rain to Light 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
Rain / Freezing Rain
Shallow
Scattered
23:00
7
-5.4
SW
--
1.2
--
--
decreasing
decreasing
decreasing
down - up
increasing
flat
2007
01
25
Snow
Shallow
Continuous
13:30
7.5
-5.4
W
NW
4.4
1.0
0.03
decreasing
down - up
increasing
decreasing
decreasing
flat
2007
01
28
Snow
Tall to Shallow to Borderline
Scattered
08:00
19
-6.0
NW
NW
4.3
2.2
0.14
up - down
decreasing
increasing
decreasing
decreasing
flat
2007
02
01
Virga to Snow
Tall
Scattered
03:00
15
-5.2
SE
SE
2.0
1.8
0.13
down - up
decreasing
decreasing
increasing
up - down
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
8
-5.6
W
NW
4.8
0.4
0.01
down - up
decreasing
up - down
increasing
increasing
flat
2007
02
06
Snow
Tall to Borderline
Continuous
18:30
12.5
0.7
SW
S
3.9
0.3
0.03
down - up
increasing
increasing
up - down
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
down - up
decreasing
up - down
increasing
decreasing
flat
2007
02
12
Virga to Rain
Tall
Scattered
16:00
5
7.1
SW
--
1.8
--
--
increasing
increasing
up - down
down - up
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
decreasing
down - up
2007
02
15
Snow
Shallow
Scattered
02:00
7
-12.6
W
NW
2.9
0.8
0.01
decreasing
decreasing
decreasing
flat
down - up
increasing
2007
02
17
Virga to Snow
Tall to Shallow
Scattered
11:00
36
-7.3
SW
NW
3.6
5.5
0.23
down - up
up - down
decreasing
increasing
up - down
down - up
2007
02
21
Rain
Tall
Continuous
01:30
3
8.1
W
--
2.6
--
--
increasing
down - up
increasing
increasing
decreasing
up - down
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
04:30
14
-7.5
W
NW
4.5
0.8
0.01
decreasing
down - up
increasing
decreasing
flat
increasing
2007
03
14
Virga
--
Scattered
07:30
5
13.8
W
--
1.1
--
--
up - down
flat
increasing
increasing
decreasing
flat
2007
03
15
Rain to Snow
Tall to Shallow to Borderline
Continuous
18:30
45.5
3.2
W
NW
3.2
1.8
0.10
decreasing
decreasing
increasing
flat
decreasing
decreasing
2007
03
19
Virga to Rain
Tall
Scattered
21:00
13
9.2
SW
--
2.3
--
--
increasing
decreasing
flat
increasing
up - down
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
--
--
down - up
decreasing
up - down
increasing
flat
flat
2007
04
01
Virga to Rain
Tall
Scattered
09:30
8.5
14.4
SE
--
2.0
--
--
up - down
increasing
down - up
up - down
decreasing
flat
2007
04
04
Rain
Tall to Shallow
Continuous
04:00
11
10.3
W
--
3.5
--
--
up - down
decreasing
down - up
flat
decreasing
decreasing
2007
04
07
Snow
Borderline to Shallow
Continuous
00:00
21
-8.0
NW
NW
5.0
5.8
0.32
down - up
decreasing
down - up
decreasing
decreasing
increasing
2007
04
11
Virga to Rain
Tall
Scattered
03:00
10
4.8
SE
--
4.2
--
--
up - down
decreasing
up - down
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
down - up
up - down
up - down
increasing
increasing
decreasing
2007
04
18
Virga to Rain
Tall to Borderline
Scattered
09:30
22.5
10.6
W
--
2.5
--
--
increasing
up - down
down - up
increasing
decreasing
flat
2007
04
19
Rain
Tall to Shallow
Scattered
16:00
7.5
7.0
S
--
2.5
--
--
up - down
decreasing
increasing
flat
increasing
increasing
2007
04
26
Rain
Tall to Borderline
Scattered
16:30
7.5
15.4
SE
--
3.2
--
--
down - up
decreasing
up - down
down - up
decreasing
decreasing
2007
04
28
Rain
Shallow to Tall
Continuous
16:00
2
8.5
W
--
4.0
--
--
down - up
decreasing
up - down
increasing
increasing
flat

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