Storm Summary of 2014-2015 Winter Season (November - April) - 67 Storms

Surface Observations from Brookhaven Airport, NY (Approx. 11 miles SE of Stony Brook, NY)

Highlighted rows:

  • Blue = Snow, Freezing Rain, Sleet, or Mixed
  • Grey = Virga, Mix of Virga and Rain; No Icy Precipitation
  • White = Rain 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 Types

Storm Continuity


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)
Precip. (mm)
before*
during
before*
during
before*
during
2014
11
01
Rain
Shallow to Borderline to Shallow
Scattered
00:00
5.4
9.8
NE
Unknown
2.9
1.52
decreasing
down - up
increasing
up - down
flat
decreasing
2014
11
01
Rain
Shallow to Tall
Scattered
05:26
25.1
8.0
N
N
6.2
24.38
down - up
decreasing
up - down
up - down
decreasing
decreasing
2014
11
06
Rain to Virga
Tall to Shallow to Tall
Continuous
04:16
22.1
10.9
SW
S
1.8
14.73
decreasing
up - down
increasing
increasing
up - down
decreasing
2014
11
07
Virga to Rain
Borderline to Tall to Borderline
Scattered
18:14
4.6
8.8
NW
NW
5.7
1.02
up - down
decreasing
decreasing
increasing
down - up
increasing
2014
11
20
Virga
Borderline to Tall to Borderline
Continuous
03:36
6.4
2.9
SW
SW
3.6
none
down - up
increasing
up - down
down - up
decreasing
decreasing
2014
11
24
Rain
Borderline to Tall to Shallow
Scattered
06:30
8.9
15.0
SE
S
7.2
19.30
increasing
increasing
up - down
increasing
decreasing
decreasing
2014
11
26
Virga to Rain
Tall
Continuous
02:08
14.1
7.0
N
N
2.6
9.14
decreasing
decreasing
increasing
increasing
increasing
up - down
2014
11
26
Rain
Tall to Shallow to Borderline
Continuous
16:11
16.8
3.1
N
N
6.3
26.92
decreasing
decreasing
increasing
flat
decreasing
down - up
2014
11
27
Rain
Borderline to Shallow
Continuous
15:04
5.1
3.0
NW
N
3.3
trace
increasing
up - down
decreasing
flat
increasing
down - up
2014
12
01
Rain to Virga
Tall to Shallow to Tall
Scattered
21:39
12.1
7.3
N
N
5.7
2.29
up - down
decreasing
down - up
up - down
down - up
increasing
2014
12
02
Rain to Virga to Rain
Tall to Shallow to Tall
Scattered
17:36
14.4
5.9
N
Unknown
2.6
8.89
up - down
increasing
down - up
increasing
up - down
decreasing
2014
12
03
Rain
Borderline to Tall to Borderline
Scattered
11:19
10.2
8.7
SW
SW
4.2
3.30
decreasing
increasing
up - down
down - up
decreasing
decreasing
2014
12
05
Rain
Shallow to Tall
Continuous
21:44
17.4
8.6
SW
Unknown
2.3
14.22
increasing
up - down
flat
increasing
decreasing
decreasing
2014
12
06
Virga to Rain to Virga
Tall
Continuous
15:08
21.9
6.4
N
N
5.2
31.75
increasing
decreasing
up - down
decreasing
decreasing
down - up
2014
12
09
Virga to Rain
Tall to Shallow
Continuous
04:34
20.3
4.8
N
N
6.3
56.90
increasing
increasing
down - up
increasing
decreasing
decreasing
2014
12
10
Rain to Mixed
Shallow to Borderline to Shallow
Continuous
14:16
13.4
2.1
NW
NW
5.1
0.51
flat
decreasing
flat
down - up
decreasing
down - up
2014
12
11
Mixed
Borderline to Shallow
Continuous
09:35
4.7
-0.2
W
W
5.4
trace
up - down
down - up
down - up
up - down
increasing
increasing
2014
12
16
Rain
Borderline to Tall to Shallow
Scattered
23:03
8.4
7.7
N
N
1.8
9.65
down - up
down - up
increasing
increasing
decreasing
decreasing
2014
12
18
Rain
Shallow to Borderline to Shallow
Continuous
07:27
3.4
4.3
NW
NW
7.3
none
decreasing
decreasing
up - down
up - down
up - down
increasing
2014
12
23
Virga to Rain
Borderline
Scattered
00:51
14.9
7.8
E
Unknown
2.3
3.81
flat
up - down
increasing
increasing
up - down
decreasing
2014
12
24
Virga to Rain to Virga
Tall to Shallow to Tall
Scattered
09:31
20.4
11.7
S
S
4.0
18.54
flat
up - down
increasing
flat
decreasing
decreasing
2014
12
25
Rain to Virga
Shallow to Tall
Continuous
05:53
9.5
11.9
SW
SW
5.1
2.79
up - down
decreasing
flat
decreasing
decreasing
increasing
2014
12
28
Rain to Virga
Borderline to Tall
Continuous
10:23
17.3
9.1
W
W
3.8
1.52
increasing
up - down
up - down
decreasing
decreasing
down - up
2015
01
03
Virga to Rain
Tall to Shallow to Tall
Continuous
16:06
17.0
6.0
E
E
2.6
18.29
increasing
increasing
decreasing
increasing
up - down
decreasing
2015
01
04
Rain
Tall to Borderline to Tall
Scattered
09:03
6.3
9.5
SW
SW
4.2
1.78
down - up
decreasing
up - down
up - down
decreasing
decreasing
2015
01
04
Virga to Rain to Virga
Tall to Borderline
Continuous
20:29
9.0
10.6
SW
W
5.0
6.60
up - down
up - down
flat
decreasing
decreasing
down - up
2015
01
09
Virga to Mixed to Virga
Tall
Continuous
08:31
8.4
-1.2
SW
SW
7.1
0.51
increasing
up - down
up - down
down - up
decreasing
down - up
2015
01
12
Rain to Virga
Tall
Scattered
09:18
21.2
2.9
W
N
2.5
18.03
down - up
decreasing
up - down
up - down
decreasing
down - up
2015
01
18
Rain
Shallow to Tall
Continuous
11:41
14.6
6.9
S
SE
3.7
13.46
down - up
up - down
up - down
increasing
decreasing
decreasing
2015
01
22
Virga to Mixed
Borderline to Tall to Shallow
Continuous
00:33
4.8
-0.3
N
N
0.8
none
decreasing
flat
increasing
increasing
increasing
decreasing
2015
01
24
Virga to Mixed
Tall to Shallow to Tall
Continuous
00:28
24.1
1.4
NW
N
3.4
22.35
down - up
down - up
increasing
increasing
decreasing
decreasing
2015
01
26
Mixed
Borderline to Tall to Shallow
Continuous
10:39
5.5
-4.1
NE
N
3.3
trace
flat
decreasing
up - down
increasing
flat
decreasing
2015
01
26
Mixed
Shallow to Tall to Borderline
Continuous
16:10
23.7
-4.1
N
N
6.8
4.32
decreasing
up - down
increasing
up - down
decreasing
decreasing
2015
01
29
Virga to Mixed
Tall to Shallow to Tall
Scattered
20:28
18.8
0.6
SW
NW
1.3
1.02
increasing
up - down
down - up
increasing
decreasing
decreasing
2015
02
01
Virga to Mixed
Borderline to Tall
Scattered
23:09
23.9
-1.5
N
NW
3.4
35.56
up - down
up - down
increasing
up - down
flat
decreasing
2015
02
05
Virga to Mixed to Virga
Tall
Continuous
11:55
5.8
-0.8
NW
N
7.5
trace
decreasing
decreasing
up - down
decreasing
decreasing
increasing
2015
02
08
Virga to Mixed to Virga
Tall
Continuous
00:43
9.8
0.5
E
Unknown
0.4
trace
up - down
increasing
increasing
increasing
decreasing
decreasing
2015
02
09
Mixed
Borderline to Tall to Shallow
Continuous
06:54
7.6
-3.5
N
NE
4.3
trace
decreasing
increasing
down - up
down - up
increasing
increasing
2015
02
14
Virga to Mixed
Borderline to Tall to Borderline
Continuous
16:01
8.4
-0.2
SW
SW
5.4
1.52
increasing
decreasing
decreasing
increasing
decreasing
decreasing
2015
02
21
Virga to Mixed
Tall to Shallow to Tall
Continuous
16:49
21.8
0.2
SW
S
2.3
22.86
increasing
flat
up - down
increasing
decreasing
decreasing
2015
03
03
Virga to Mixed to Rain
Tall
Continuous
16:56
14.3
-0.1
S
SW
2.8
14.22
increasing
increasing
decreasing
increasing
up - down
decreasing
2015
03
04
Virga to Rain
Tall to Borderline to Tall
Scattered
07:15
11.5
2.7
SW
SW
3.7
2.29
increasing
increasing
up - down
decreasing
decreasing
increasing
2015
03
04
Virga to Rain
Tall
Continuous
18:42
14.5
4.0
SW
S
2.6
6.86
increasing
decreasing
decreasing
increasing
up - down
increasing
2015
03
05
Mixed to Virga
Tall
Continuous
09:09
19.3
-3.8
N
N
5.0
5.84
decreasing
decreasing
up - down
decreasing
flat
increasing
2015
03
09
Virga to Mixed to Virga
Borderline to Tall
Continuous
08:48
4.4
3.1
SW
W
3.3
trace
down - up
increasing
increasing
decreasing
up - down
increasing
2015
03
10
Virga to Rain to Virga
Tall to Borderline
Continuous
17:04
15.1
6.6
S
S
2.0
14.48
increasing
decreasing
decreasing
increasing
up - down
decreasing
2015
03
14
Virga to Rain
Tall to Shallow
Continuous
05:55
13.6
5.8
S
SE
3.9
22.61
increasing
increasing
increasing
increasing
decreasing
decreasing
2015
03
14
Rain to Virga
Tall to Borderline
Scattered
19:28
8.5
6.7
SW
SW
2.5
6.10
increasing
down - up
up - down
up - down
decreasing
decreasing
2015
03
17
Virga to Rain
Tall to Borderline
Continuous
03:59
11.4
4.1
SW
S
1.9
1.78
decreasing
increasing
increasing
increasing
decreasing
decreasing
2015
03
20
Virga to Mixed
Tall to Shallow
Continuous
10:09
22.3
-0.8
NE
SE
2.3
9.65
down - up
up - down
up - down
increasing
flat
decreasing
2015
03
25
Virga to Rain
Tall to Borderline
Scattered
18:40
7.1
4.9
S
S
3.9
2.03
up - down
down - up
down - up
increasing
decreasing
decreasing
2015
03
26
Rain
Tall to Borderline
Scattered
16:39
20.2
8.5
W
S
5.4
12.70
increasing
up - down
up - down
up - down
decreasing
down - up
2015
03
27
Virga to Rain to Virga
Tall
Continuous
12:49
9.6
5.6
N
N
3.4
0.25
decreasing
increasing
down - up
decreasing
increasing
flat
2015
03
28
Virga to Mixed
Tall to Shallow
Continuous
06:32
25.4
-0.2
NW
NW
6.0
1.52
decreasing
decreasing
decreasing
increasing
up - down
increasing
2015
03
30
Virga to Rain
Tall to Borderline to Tall
Continuous
06:53
7.2
3.2
SW
SW
4.6
trace
down - up
increasing
up - down
increasing
decreasing
decreasing
2015
03
31
Virga to Rain
Borderline to Tall to Shallow
Scattered
16:09
9.4
4.0
NW
SW
3.2
2.54
increasing
decreasing
decreasing
increasing
up - down
flat
2015
04
02
Virga to Rain
Tall
Scattered
22:15
14.9
8.6
SW
SW
6.3
0.76
decreasing
down - up
increasing
increasing
decreasing
decreasing
2015
04
03
Rain
Tall
Scattered
13:10
7.9
9.5
SW
S
4.4
2.29
increasing
up - down
flat
increasing
flat
decreasing
2015
04
05
Virga to Rain to Virga
Borderline to Tall
Continuous
17:22
7.3
9.8
SW
SW
3.9
trace
increasing
decreasing
down - up
increasing
up - down
increasing
2015
04
07
Rain
Tall to Borderline
Scattered
09:55
19.0
8.1
SW
Unknown
1.9
3.56
decreasing
decreasing
increasing
down - up
decreasing
increasing
2015
04
10
Rain
Tall to Shallow to Tall
Scattered
08:40
3.2
4.2
E
E
1.9
8.64
decreasing
increasing
increasing
flat
decreasing
decreasing
2015
04
14
Rain to Virga
Shallow to Tall
Scattered
09:51
7.0
13.1
W
SW
4.0
1.02
down - up
increasing
increasing
decreasing
decreasing
increasing
2015
04
14
Virga
Tall
Continuous
16:49
12.1
13.9
N
N
1.0
none
increasing
up - down
decreasing
down - up
increasing
decreasing
2015
04
17
Virga to Rain
Tall to Borderline
Continuous
02:38
10.4
11.9
S
SW
5.2
4.06
down - up
up - down
increasing
increasing
decreasing
decreasing
2015
04
20
Virga to Rain
Tall to Shallow
Continuous
03:38
16.2
9.4
SE
Unknown
5.0
16.00
decreasing
increasing
increasing
increasing
flat
decreasing
2015
04
21
Virga to Rain
Tall to Borderline
Scattered
04:12
7.6
11.1
S
S
2.8
0.25
up - down
up - down
up - down
flat
decreasing
flat
2015
04
22
Virga to Rain to Virga
Tall to Borderline to Tall
Scattered
19:30
6.1
12.1
SW
S
5.0
4.57
up - down
decreasing
decreasing
increasing
decreasing
increasing

Version 1, Stony Brook

web page credits: Spencer Rhodes, Micheal Tai Bryant, Sandra Yuter

Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University

This material is based upon work supported by the National Science Foundation under Grant No. ATM-0544766 and ATM-0908420
Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s)
and do not necessarily reflect the view of the National Science Foundation (NSF).

contacts:
Dr. Sandra Yuter seyuter@ncsu.edu