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000
CXUS51 KLWX 240620
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON DULLES DC
                                          MONTH:     MAY
                                          YEAR:      2013
                                          LATITUDE:   38 57 N
                                          LONGITUDE:  77 27 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  70  46  58  -1   7   0 0.00  0.0    0  6.7 14 100   M    M   3        20 100
 2  69  38  54  -5  11   0 0.00  0.0    0  4.0 14 120   M    M   3        18  90
 3  68  42  55  -5  10   0 0.00  0.0    0  7.1 16 100   M    M   6        23 120
 4  68  45  57  -3   8   0 0.00  0.0    0  6.9 17 120   M    M   8        23 140
 5  63  44  54  -6  11   0 0.00  0.0    0  6.1 15  70   M    M   5        22 190
 6  62  45  54  -6  11   0 0.01    M    0  8.8 16 100   M    M  10 18     23  80
 7  65  57  61   0   4   0 1.02  0.0    0 10.2 18  70   M    M  10 13     25  80
 8  68  53  61   0   4   0 0.48  0.0    0  1.9 18 170   M    M   8 1238   25 170
 9  76  52  64   3   1   0    T  0.0    0  3.3 14 290   M    M   8 12     18 280
10  84  51  68   7   0   3 0.38  0.0    0  5.8 21 290   M    M   7 13     26 280
11  77  63  70   8   0   5 0.32  0.0    0  5.5 16 310   M    M   9 1      20 310
12  64  41  53  -9  12   0 0.00  0.0    0 12.3 26 310   M    M   5        33 320
13  61  37  49 -13  16   0 0.00  0.0    0  9.0 24 290   M    M   4        30 300
14  65  32  49 -13  16   0 0.00  0.0    0  3.7 15 300   M    M   6        22 290
15  85  52  69   6   0   4    T  0.0    0  8.2 21 220   M    M   7        26 200
16  82  63  73  10   0   8    T  0.0    0  7.7 22 290   M    M   7        29 280
17  83  58  71   8   0   6 0.00  0.0    0  5.2 13 200   M    M   5        18 190
18  68  59  64   0   1   0 0.09  0.0    0  5.0 12 160   M    M  10 18     15 180
19  74  59  67   3   0   2 0.04  0.0    0  3.6  9 120   M    M  10 1      13 120
20  81  66  74  10   0   9 0.00  0.0    0  5.4 13 190   M    M   8 1      21 180
21  84  67  76  12   0  11 0.00  0.0    0  6.9 12 150   M    M   6 18     16 140
22  87  66  77  12   0  12    T  0.0    0  7.7 18 290   M    M   7 138    24 300
23  81  63  72   7   0   7 0.49  0.0    0  7.6 28 290   M    M   8 13     35 290
================================================================================
SM 1685 1199       112  67  2.83     0.0 148.6          M      160
================================================================================
AV 73.3 52.1                               6.5 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 28 290               # 35  290
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  WASHINGTON DULLES DC
                                          MONTH:    MAY
                                          YEAR:     2013
                                          LATITUDE:   38 57 N
                                          LONGITUDE:  77 27 W

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

AVERAGE MONTHLY: 62.7   TOTAL FOR MONTH:   2.83    1 = FOG OR MIST
DPTR FM NORMAL:   0.7   DPTR FM NORMAL:   -0.51    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 22    GRTST 24HR  1.02 ON  7- 7      TO 1/4 MILE OR LESS
LOWEST:     32 ON 14                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR     0.0         6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   0           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:   0    0.01 INCH OR MORE:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:   1    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   112    CLEAR  (SCALE 0-3)   2
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1  4526    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL  -158

[CDD (BASE 65) ]
TOTAL THIS MO.    67
DPTR FM NORMAL    25    [PRESSURE DATA]
TOTAL FM JAN 1    97    HIGHEST SLP M ON M
DPTR FM NORMAL    35    LOWEST  SLP 29.68 ON 15

[REMARKS]