Snow Storm Summary with Scattered Profile of the 2007-2008 Winter Season (November - April) - 19 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)

SWE = Snow-water equivalent

* = average for snow days only
** = 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)    
Storm Summary
Rain
Rain to Virga (to Rain)
Virga to Rain (to Virga)
Rain/Virga
Rain to Snow
Snow (to Virga)
Virga (to Rain) to Snow
Virga (to Snow to Virga)
Continuity
Continuous
Scattered
Continuous (Snow)
Scattered (Snow)
AGL
Tall
Tall to Borderline
Tall to Shallow
Borderline
Borderline to Shallow
Borderline to Tall
Shallow (to Tall)
Average
All
Page
Temp. (°C)
5.1
-0.7
Wind Direction
218°
261°
Wind Speed (m/s)
3.3
3.6
Duration (hrs)
14.8
20.5
Snowfall (in) *
0.33
1.17
Trends
Wind Direction
Temperature
RH
Pressure
Year
Month
Day
Type
AGL
Continuity for just Snow Part
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
2007
11
14
Rain to Snow
Tall to Shallow
Scattered
23:00
25
4.7
SW
NW
3.5
0.1
0.01
increasing
decreasing
decreasing
up - down
decreasing
down - up
2007
11
22
Rain to Snow
Tall to Shallow
Continuous
00:30
25
9.4
SW
NW
2.2
trace
0.02
decreasing
decreasing
increasing
increasing
decreasing
down - up
2007
12
7
Freezing rain/sleet to Virga
Tall
Continuous
4:30
15.5
1.9
SE
SE
1.8
trace
0.01
decreasing
increasing
increasing
up - down
increasing
flat
2007
12
15
Rain to Snow
Tall to Shallow
Continuous
20:00
33.5
-1.9
SE
S
4.8
4.1
0.11
decreasing
decreasing
increasing
decreasing
decreasing
down - up
2007
12
19
Snow
Borderline to Shallow
Scattered
9:30
5
-0.4
SW
W
2.0
trace
0.01
increasing
increasing
flat
increasing
decreasing
flat
2008
1
1
Snow
Shallow
Scattered
8:00
23
-9.4
NW
NW
4.6
4.0
0.13
increasing
decreasing
decreasing
increasing
decreasing
increasing
2008
1
13
Virga to Rain to Snow
Tall to Shallow
Scattered
13:00
28
-0.8
SW
NW
3.0
0.6
0.04
decreasing
decreasing
increasing
decreasing
decreasing
flat
2008
1
15
Snow
Shallow
Scattered
11:30
4.5
-8.4
NW
NW
4.9
0.2
0.01
decreasing
increasing
flat
increasing
flat
increasing
2008
1
19
Virga to Snow to Virga
Tall
Scattered
5:30
21
-4.0
W
NW
2.3
0.4
0.04
decreasing
decreasing
decreasing
increasing
increasing
decreasing
2008
1
24
Snow
Shallow
Scattered
12:00
14
-7.1
NW
NW
4.7
0.8
0.04
decreasing
decreasing
increasing
decreasing
flat
increasing
2008
2
19
Virga to Snow to Virga
Borderline
Scattered
1:30
21
-2.9
W
W
4.3
0.1
0.01
decreasing
down - up
decreasing
flat
increasing
increasing
2008
2
26
Virga to Rain to Snow
Tall to Shallow
Scattered
4:30
63
-4.3
W
NW
4.4
8.3
0.39
decreasing
decreasing
increasing
up - down
decreasing
increasing
2008
2
29
Virga to Snow
Shallow to Tall to Borderline
Scattered
9:00
22
0.3
S
SE
2.2
0.4
0.13
increasing
increasing
decreasing
increasing
increasing
decreasing
2008
3
8
Rain to Snow
Tall to Shallow
Scattered
1:30
25.5
0.6
SW
NW
4.4
1.5
0.11
increasing
increasing
increasing
decreasing
decreasing
increasing
2008
3
19
Rain to Snow
Tall to Shallow
Scattered
15:30
21
6.2
SW
NW
4.6
0.7
0.17
increasing
decreasing
down - up
down - up
decreasing
down - up
2008
3
24
Virga to Snow
Borderline to Shallow
Scattered
17:00
10
-3.1
NW
NW
3.7
0.4
0.02
increasing
decreasing
decreasing
increasing
increasing
increasing
2008
4
13
Snow
Borderline to Shallow
Scattered
18:00
11
2.7
NW
NW
4.4
0.3
0.06
flat
decreasing
flat
increasing
increasing
increasing
2008
4
14
Snow to Virga
Borderline
Scattered
16:30
14.5
-0.9
NW
NW
2.9
0.4
0.08
increasing
decreasing
decreasing
increasing
increasing
increasing
2008
4
29
Rain to Snow
Borderline to Tall to Borderline
Scattered
1:00
6.5
3.2
W
NW
3.6
trace
0.03
up - down
decreasing
down - up
up - down
increasing
up - down

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

contacts:
Dr. Sandra Yuter seyuter@ncsu.edu

Dr. L. Baker Perry perrylb@appstate.edu