National Weather Service United States Department of Commerce
U.S. Department of Commerce
National Oceanic & Atmospheric Administration
QUALITY CONTROLLED LOCAL
CLIMATOLOGICAL DATA
(final)
HOURLY OBSERVATIONS TABLE
RK HL/YORK CO/BRYNT FD APT (53871)
ROCK HILL, SC
(02/2013)
National Climatic Data Center
Federal Building
151 Patton Avenue
Asheville, North Carolina 28801
Elevation: 669 ft. above sea level
Latitude: 34.986
Longitude: -81.057
Data Version: VER2

Date Time
(LST)
Station
Type
Sky
Conditions
Visibility
(SM)
Weather
Type
Dry
Bulb
Temp
Wet
Bulb
Temp
Dew
Point
Temp
Rel
Humd
%
Wind
Speed
(MPH)
Wind
Dir
Wind
Gusts
(MPH)
Station
Pressure
(in. hg)
Press
Tend
Net
3-hr
Chg
(mb)
Sea
Level
Pressure
(in. hg)
Report
Type
Precip.
Total
(in)
Alti-
meter
(in. hg)
(F) (C) (F) (C) (F) (C)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
0054
0154
0254
0354
0454
0524
0554
0637
0654
0722
0741
0752
0754
0852
0854
0914
0932
0941
0951
0954
1008
1016
1026
1033
1049
1050
1104
1133
1152
1154
1216
1223
1231
1254
1316
1354
1454
1503
1515
1546
1554
1635
1643
1650
1652
1654
1702
1724
1740
1754
1800
1816
1824
1852
1854
1859
1914
1931
1946
1954
2054
2154
2254
2354
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
BKN090 OVC100
FEW070 FEW110
OVC110
BKN060 OVC085
OVC044
BKN026 OVC038
BKN025 OVC036
OVC035
BKN039 BKN060 OVC075
FEW008 BKN028 OVC039
BKN008 BKN013 OVC022
BKN008 BKN011 OVC016
BKN008 OVC013
BKN008 OVC015
BKN008 OVC015
SCT007 OVC011
BKN006 OVC013
SCT006 BKN015 OVC027
SCT006 BKN020 OVC029
FEW006 BKN022 OVC029
BKN006 BKN014 OVC029
SCT007 BKN014 OVC020
SCT007 OVC016
SCT007 OVC016
FEW008 BKN014 OVC035
FEW008 BKN014 OVC035
FEW005 BKN018 OVC037
SCT008 BKN031 OVC075
BKN010 BKN037 OVC050
BKN010 BKN037 OVC050
BKN009 BKN014 OVC022
SCT009 BKN012 OVC018
SCT008 BKN016 OVC023
FEW010 BKN020 OVC030
FEW012 FEW018 OVC030
FEW015 OVC036
BKN018 BKN034
FEW018 BKN034 BKN070
SCT020 BKN027 OVC070
SCT023 BKN034 BKN060
SCT023 SCT029 BKN060
BKN028 BKN039 OVC047
FEW006 BKN022 OVC044
BKN011 BKN023 OVC035
BKN009 OVC023
BKN009 OVC023
BKN003 OVC024
VV006
M
M
SCT005 OVC008
OVC005
OVC004
VV005
VV006
VV009
FEW008 OVC015
BKN029 OVC070
SCT036 SCT070 OVC100
FEW060 BKN090 OVC100
BKN085
CLR
CLR
CLR
10.00
10.00
10.00
10.00
10.00
7.00
6.00
9.00
7.00
6.00
3.00
2.50
3.00
2.00
1.75
1.25
1.50
2.00
3.00
3.00
3.00
2.00
1.75
2.00
3.00
3.00
4.00
6.00
5.00
5.00
6.00
6.00
6.00
7.00
9.00
9.00
10.00
10.00
10.00
10.00
10.00
8.00
0.50s
0.00
0.00
0.00
0.25
0.25
0.50
0.25
0.25
0.75
0.25
0.25
0.50
1.00
1.50
3.00
10.00
10.00
10.00
10.00
10.00
10.00





-RA
-RA BR
-RA
-RA
-RA BR
-RA BR
-RA BR
-RA BR
RA BR
-RA BR
-SN BR
-SN BR
-SN BR
-RA BR
-RA BR
-RA BR
-SN BR
-SN BR
-SN BR
UP BR
UP BR
UP BR
BR
UP BR
UP BR
BR
BR
BR
UP







-TSRA
TSSN
VCTS FG
VCTS FG
VCTS +SN FG
+SN FG
SN FG
SN FG
SN FG
+SN FG
-SN BR
+SN FG
+SN FG
SN FG
-SN BR
-SN BR
-SN BR






47
44
45
44
43
39
38
36
36
36
36
36
36
36
35
34
35
35
36
35
35
35
35
35
36
36
35
36
37
36
37
36
37
37
37
38
40
39
40
40
40
39
35
32
32
32
32
32
32
32
32
32
32
32
32
32
32
32
31
31
30
29
27
26
8.3
6.7
7.2
6.7
6.1
3.9
3.3
2.2
2.2
2.2
2.2
2.0
2.2
2.0
1.7
1.1
1.7
1.7
2.0
1.7
1.7
1.7
1.7
1.7
2.0
2.2
1.7
2.2
3.0
2.2
2.8
2.2
2.8
2.8
2.8
3.3
4.4
3.9
4.4
4.4
4.4
3.9
1.7
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-0.6
-0.6
-1.1
-1.7
-2.8
-3.3
42
40
40
39
38
36
36
35
35
36
35
35
35
35
34
34
35
35
35
35
35
35
35
35
35
36
35
36
36
35
36
35
36
36
35
36
37
35
36
36
36
35
33
31
31
32
32
32
32
32
32
32
32
32
32
32
31
31
31
30
29
27
25
24
5.3
4.2
4.5
4.0
3.3
2.2
2.4
1.7
1.7
1.9
1.7
1.7
1.7
1.7
1.2
0.8
1.4
1.4
1.7
1.4
1.4
1.4
1.4
1.4
1.7
1.9
1.4
1.9
2.0
1.7
2.0
1.7
2.3
2.0
1.8
2.4
2.5
1.8
2.3
2.3
2.3
1.8
0.5
-0.4
-0.4
-0.2
0.0
-0.2
0.0
0.0
0.0
0.0
-0.2
0.0
-0.2
-0.2
-0.4
-0.4
-0.7
-0.9
-1.5
-2.6
-3.8
-4.2
35
34
34
33
31
32
34
34
34
35
34
34
34
34
33
33
34
34
34
34
34
34
34
34
34
35
34
35
34
34
34
34
35
34
33
34
32
30
31
31
31
30
30
30
30
31
32
31
32
32
32
32
31
32
31
31
30
30
30
29
28
24
21
21
1.7
1.1
1.1
0.6
-0.6
0.0
1.1
1.1
1.1
1.7
1.1
1.0
1.1
1.0
0.6
0.6
1.1
1.1
1.0
1.1
1.1
1.1
1.1
1.1
1.0
1.7
1.1
1.7
1.0
1.1
1.1
1.1
1.7
1.1
0.6
1.1
0.0
-1.1
-0.6
-0.6
-0.6
-1.1
-1.1
-1.0
-1.0
-0.6
0.0
-0.6
0.0
0.0
0.0
0.0
-0.6
0.0
-0.6
-0.6
-1.1
-1.1
-1.1
-1.7
-2.2
-4.4
-6.1
-6.1
63
68
65
65
63
76
86
92
92
96
92
92
92
92
92
96
96
96
92
96
96
96
96
96
92
96
96
96
89
92
89
92
93
89
86
86
73
70
70
70
70
70
82
92
92
96
100
96
100
100
100
100
96
100
96
96
92
92
96
92
92
82
78
81
9
8
6
10
5
7
7
5
3
3
3
5
3
6
7
0
0
5
3
0
5
0
3
6
5
5
5
0
6
5
3
0
3
3
3
0
0
3
0
5
0
7
21
13
13
14
11
13
9
9
7
10
14
13
15
13
11
8
5
5
5
6
7
6
360
360
030
030
050
VR
030
VR
VR
VR
080
VR
VR
030
030
000
000
VR
050
000
VR
000
VR
070
040
040
070
000
110
110
140
000
090
030
VR
000
000
060
000
VR
000
350
010
350
360
360
350
360
330
340
340
340
340
360
350
350
350
010
010
030
280
300
280
310










































29
26
26
26
24
25




22











29.24
29.24
29.23
29.22
29.24
29.23
29.24
29.24
29.24
29.24
29.25
29.24
29.24
29.25
29.25
29.24
29.24
29.24
29.24
29.24
29.24
29.24
29.23
29.23
29.22
29.22
29.24
29.22
29.21
29.21
29.20
29.20
29.19
29.19
29.17
29.15
29.13
29.13
29.13
29.11
29.11
29.13
29.14
29.14
29.14
29.14
29.14
29.15
29.16
29.17
29.17
29.19
29.19
29.21
29.21
29.21
29.22
29.22
29.22
29.22
29.24
29.26
29.28
29.29
0


6




0










1













8






6




















3


002


006




004










002













019






025




















018


29.96
29.95
29.94
29.94
29.95
M
29.96
M
29.96
M
M
M
29.97
M
29.98
M
M
M
M
29.97
M
M
M
M
M
29.96
M
M
M
29.94
M
M
M
29.92
M
29.88
29.85
M
M
M
29.84
M
M
M
M
29.88
M
M
M
29.91
M
M
M
M
29.96
M
M
M
M
29.96
29.98
30.01
30.03
30.04
AA
AA
AA
AA
AA
SP
AA
SP
AA
SP
SP
SP
AA
SP
AA
SP
SP
SP
SP
AA
SP
SP
SP
SP
SP
AA
SP
SP
SP
AA
SP
SP
SP
AA
SP
AA
AA
SP
SP
SP
AA
SP
SP
SP
SP
AA
SP
SP
SP
AA
SP
SP
SP
SP
AA
SP
SP
SP
SP
AA
AA
AA
AA
AA






0.02

0.02



0.03

0.04




0.04





0.02



T



T











0.03



0.04




0.07




T




29.96
29.96
29.95
29.94
29.96
29.95
29.96
29.96
29.96
29.96
29.97
29.96
29.96
29.97
29.97
29.96
29.96
29.96
29.96
29.96
29.96
29.96
29.95
29.95
29.94
29.94
29.96
29.94
29.93
29.93
29.92
29.92
29.91
29.91
29.89
29.87
29.84
29.84
29.84
29.83
29.83
29.84
29.86
29.86
29.86
29.86
29.86
29.87
29.88
29.89
29.89
29.91
29.91
29.93
29.93
29.93
29.94
29.94
29.94
29.94
29.96
29.98
30.00
30.01