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

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CXUS51 KLWX 020201
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON NATIONAL DC
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 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  81  70  76  -5   0  11 0.35  0.0    0  6.3 16 200   M    M   9 1      20 180
 2  84  66  75  -6   0  10 0.00  0.0    0  7.9 17 330   M    M   3        22 340
 3  82  68  75  -6   0  10 0.00  0.0    0  6.1 14 130   M    M   9        18 120
 4  82  69  76  -5   0  11 0.00  0.0    0  8.0 18  40   M    M   6        24  60
 5  88  66  77  -3   0  12 0.00  0.0    0  5.2 12 230   M    M   5        17 240
 6  90  70  80   0   0  15 0.00  0.0    0  8.9 17 180   M    M   7        21 180
 7  77  69  73  -7   0   8 0.24  0.0    0  5.5 12 220   M    M   9        15 210
 8  92  68  80   0   0  15 0.00  0.0    0  6.8 15 110   M    M   5        20 110
 9  92  73  83   3   0  18 0.00  0.0    0  8.1 22  60   M    M   7 3      27  60
10  94  73  84   4   0  19 0.65  0.0    0  9.1 31 290   M    M   5 3      45 300
11  96  74  85   5   0  20 0.04  0.0    0  7.0 24 300   M    M   6 38     35 300
12  96  74  85   5   0  20 0.00  0.0    0  8.6 16 170   M    M   3        22 170
13  96  74  85   5   0  20 0.09  0.0    0  6.4 26 340   M    M   8 3      35 340
14  93  74  84   4   0  19 2.38  0.0    0  5.6 26 180   M    M   8 13     32 170
15  84  73  79  -1   0  14 0.24  0.0    0  6.9 17  30   M    M   9 13     22  30
16  85  73  79  -1   0  14 0.75  0.0    0  5.2 15 170   M    M  10 13     21 170
17  88  72  80   0   0  15 0.59  0.0    0  6.3 29 270   M    M   9 13     37 250
18  87  79  83   4   0  18 0.36  0.0    0 12.5 25 170   M    M   9 18     32 170
19  92  76  84   5   0  19 0.02  0.0    0  6.9 15 270   M    M   7        23 270
20  85  71  78  -1   0  13 2.28  0.0    0  6.4 14  60   M    M   9 1      18  60
21  88  75  82   3   0  17 0.21  0.0    0  3.5 12 220   M    M   8 3      14 120
22  85  74  80   1   0  15    T  0.0    0  4.8 10 310   M    M   7 3      14 320
23  93  74  84   5   0  19 0.02  0.0    0  7.6 18 330   M    M   6 38     23 350
24  93  76  85   6   0  20 0.00  0.0    0  7.9 16 360   M    M   4        16 330
25  93  75  84   6   0  19 0.01  0.0    0  4.6 10 170   M    M   4        10 170
26  92  75  84   6   0  19 0.58  0.0    0  2.3 22 350   M    M   8 38     30 180
27  93  76  85   7   0  20 0.26  0.0    0  4.8 26 330   M    M   6 138    32 340
28  93  76  85   7   0  20 0.00  0.0    0  7.4 17  50   M    M   6 18     19  50
29  84  73  79   1   0  14 0.00  0.0    0  5.3 14  60   M    M   9 8      18  50
30  94  75  85   8   0  20    T  0.0    0  6.2 18 260   M    M   6 18     23 270
31  87  74  81   4   0  16    T  0.0    0  3.6 10 330   M    M   9 8      13 330
================================================================================
SM 2759 2255         0 500  9.07  0.0    201.7          M      216
================================================================================
AV 89.0 72.7                               6.5 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->    31 290                 45 300
================================================================================
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 NATIONAL DC
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 W

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

AVERAGE MONTHLY: 80.9   TOTAL FOR MONTH:   9.07    1 = FOG OR MIST
DPTR FM NORMAL:   1.5   DPTR FM NORMAL:    5.82    2 = FOG REDUCING VISIBILITY
HIGHEST:    96 ON 13,12  GRTST 24HR  2.62 ON 14-15      TO 1/4 MILE OR LESS
LOWEST:     66 ON  5, 2                             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:  17
MAX 90 OR ABOVE:  16    0.10 INCH OR MORE:  12
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   6
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  20
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   500
DPTR FM NORMAL    54    [PRESSURE DATA]
TOTAL FM JAN 1  1519    HIGHEST SLP 30.23 ON 28
DPTR FM NORMAL    67    LOWEST  SLP 29.77 ON 31

[REMARKS]
#FINAL-08-21#


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