WFO Monthly/Daily Climate Data
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 011029
CF6ROA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROANOKE VA
                                          MONTH:     JANUARY
                                          YEAR:      2011
                                          LATITUDE:   37 19 N
                                          LONGITUDE:  79 58 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  54  34  44   8  21   0 0.06  0.0    0  1.8 15 140   M    M   8 1      17 140
 2  55  30  43   7  22   0    T  0.0    0 10.7 28 320   M    M   6 1      37 320
 3  41  24  33  -3  32   0 0.00  0.0    0  4.6 17 310   M    M   0        21 320
 4  49  21  35  -1  30   0 0.00  0.0    0  6.3 18 300   M    M   3        26 300
 5  43  29  36   0  29   0 0.00  0.0    0  5.7 25 290   M    M   2        38 280
 6  46  29  38   2  27   0 0.00  0.0    0  6.8 20 290   M    M   6        26 300
 7  37  29  33  -3  32   0 0.05  0.8    T  5.7 24 310   M    M  10 1      32 270
 8  29  19  24 -12  41   0 0.02  0.5    1 12.0 29 300   M    M   8 12     38 290
 9  31  15  23 -13  42   0 0.00  0.0    0  9.1 28 320   M    M   1        36 300
10  32  23  28  -8  37   0    T  0.0    0  3.5 12  20   M    M   7 8      14  10
11  33  25  29  -7  36   0 0.01  0.3    T  3.5 22 260   M    M   9 1      33 250
12  32  25  29  -7  36   0    T    T    T 18.6 33 300   M    M  10        45 290
13  35  21  28  -7  37   0 0.00  0.0    T 12.2 28 330   M    M   2 8      36 330
14  39  23  31  -4  34   0 0.00  0.0    0  4.1 12 250   M    M   2        14 220
15  47  29  38   3  27   0 0.00  0.0    0 10.0 22 250   M    M   4        29 250
16  44  38  41   6  24   0 0.00  0.0    0  7.5 16 280   M    M   9        23 280
17  39  29  34  -1  31   0 0.04  0.6    0  5.0 12 150   M    M   9 146    14 150
18  46  30  38   3  27   0 0.03    T    T  3.1 13 270   M    M   8 146    18 250
19  53  38  46  10  19   0    T  0.0    0 11.9 24 300   M    M   8        32 290
20  43  30  37   1  28   0 0.00  0.0    0  4.4 15 320   M    M   6        20 320
21  42  21  32  -4  33   0    T    T    0 14.4 31 310   M    M   3        49 320
22  35  19  27  -9  38   0 0.00  0.0    0  4.7 16 300   M    M   3        24 340
23  38  23  31  -5  34   0 0.00  0.0    0 10.6 21 290   M    M   2        26 300
24  35  20  28  -8  37   0    T    T    0  4.5 12 140   M    M   7        17 140
25  52  25  39   3  26   0 0.03  0.0    0  4.2 10 290   M    M   8 1      14 340
26  40  34  37   1  28   0 0.57  0.2    0  7.6 25  20   M    M   9 1      33 300
27  41  30  36   0  29   0 0.00  0.0    T 10.0 30 310   M    M   5        38 310
28  46  30  38   2  27   0 0.01    T    0  8.1 25 300   M    M   6 18     33 270
29  60  24  42   6  23   0 0.00  0.0    0  5.2 18 240   M    M   0        24 240
30  58  34  46  10  19   0 0.00  0.0    0  3.6 13 110   M    M   1        15 110
31  40  33  37   1  28   0 0.00  0.0    0  6.2 12 120   M    M   9        15 120
================================================================================
SM 1315  834       934   0  0.82     2.4 225.6          M      171
================================================================================
AV 42.4 26.9                               7.3 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 33 300               # 49  320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  ROANOKE VA
                                          MONTH:    JANUARY
                                          YEAR:     2011
                                          LATITUDE:   37 19 N
                                          LONGITUDE:  79 58 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 34.7   TOTAL FOR MONTH:   0.82    1 = FOG OR MIST
DPTR FM NORMAL:  -1.1   DPTR FM NORMAL:   -2.41    2 = FOG REDUCING VISIBILITY
HIGHEST:    60 ON 29    GRTST 24HR  0.60 ON 25-26      TO 1/4 MILE OR LESS
LOWEST:     15 ON  9                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   2.4 INCHES  5 = HAIL
                        GRTST 24HR   0.8 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON  8     7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   4    0.01 INCH OR MORE:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:  25    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   934    CLEAR  (SCALE 0-3)  11
DPTR FM NORMAL    23    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  2673    CLOUDY (SCALE 8-10)  9
DPTR FM NORMAL   109

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.46 ON 14
DPTR FM NORMAL     0    LOWEST  SLP 29.38 ON  8

[REMARKS]
#FINAL-01-11#


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