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

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CXUS51 KLWX 050716
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON DULLES DC
                                          MONTH:     FEBRUARY
                                          YEAR:      2020
                                          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  50  24  37   3  28   0 0.10  0.0    0  2.6 14 350   M    M   6 1      21 360
 2  58  30  44  10  21   0    T  0.0    0  8.1 22 290   M    M   5 12     30 290
 3  67  40  54  20  11   0 0.00  0.0    0  9.2 26 300   M    M   5        36 310
 4  67  53  60  26   5   0    T  0.0    0  5.0 10 210   M    M  10        14 310
 5  59  37  48  14  17   0 0.06  0.0    0  8.7 21  10   M    M  10 18     28 360
 6  48  37  43   8  22   0 0.66  0.0    0  4.5 16 150   M    M  10 1      21 120
 7  59  33  46  11  19   0 0.36  0.0    0 14.7 35 300   M    M   8 123    44 300
 8  44  27  36   1  29   0 0.00  0.0    0  6.9 17 290   M    M   3        22 290
 9  49  24  37   2  28   0 0.00  0.0    0  4.7 15 160   M    M   5        22 150
10  47  41  44   9  21   0 0.40  0.0    0 11.4 23 200   M    M  10 1      30 200
11  55  46  51  16  14   0 0.37  0.0    0  5.4 24 320   M    M  10 1      31 300
12  48  39  44   8  21   0 0.07    T    0  7.3 20 310   M    M   9 1      25 300
13  55  39  47  11  18   0 0.11  0.0    0 11.6 29 320   M    M   9 1      37 320
14  40  23  32  -4  33   0    T    T    0 12.6 25 310   M    M   5        33 290
15  37  15  26 -10  39   0 0.00  0.0    0  5.3 15 200   M    M   4        18 210
16  53  29  41   5  24   0 0.00  0.0    0  4.1 13 210   M    M   8        16 210
17  55  30  43   7  22   0 0.00  0.0    0  5.3 10 120   M    M   6        16 120
18  60  39  50  13  15   0    T  0.0    0  6.3 21 180   M    M   9 8      27 190
19  53  28  41   4  24   0 0.02  0.0    0  9.7 21 330   M    M   5        27 330
20  38  28  33  -4  32   0 0.00  0.0    0  6.7 21 360   M    M   9        26 360
21  38  21  30  -7  35   0 0.00  0.0    0  8.2 20 350   M    M   1        25 360
22  55  18  37  -1  28   0 0.00  0.0    0  4.0 14 200   M    M   1        18 220
23  58  19  39   1  26   0 0.00  0.0    0  3.9 13 220   M    M   2        18 130
24  61  25  43   5  22   0 0.00  0.0    0  3.6 14 180   M    M   7        20 190
25  52  45  49  11  16   0 0.27  0.0    0  3.3  9 160   M    M  10 1      14 160
26  53  44  49  10  16   0 0.74  0.0    0  6.8 31 300   M    M  10 1238   39 290
27  44  28  36  -3  29   0 0.08  0.0    0 17.9 36 290   M    M   5        47 290
28  45  27  36  -3  29   0    T    T    0  9.7 21 290   M    M   8        25 280
29  37  27  32  -7  33   0 0.00  0.0    0 15.0 29 300   M    M   5        36 290
================================================================================
SM 1485  916       677   0  3.24    T    222.5          M      195
================================================================================
AV 51.2 31.6                               7.7 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 36 290               # 47  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:    FEBRUARY
                                          YEAR:     2020
                                          LATITUDE:   38 57 N
                                          LONGITUDE:  77 27 W

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

AVERAGE MONTHLY: 41.4   TOTAL FOR MONTH:   3.24    1 = FOG OR MIST
DPTR FM NORMAL:   5.2   DPTR FM NORMAL:    0.50    2 = FOG REDUCING VISIBILITY
HIGHEST:    67 ON  4, 3 GRTST 24HR  0.74 ON 26-26      TO 1/4 MILE OR LESS
LOWEST:     15 ON 15                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    T          5 = HAIL
                        GRTST 24HR    T  ON 28-28  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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:  17    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   677    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL  -129    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  3144    CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL  -472

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.67 ON 15
DPTR FM NORMAL     0    LOWEST  SLP 28.95 ON  7

[REMARKS]
#FINAL-02-20#


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