National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS51 KLWX 011842
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON NATIONAL DC
                                          MONTH:     AUGUST
                                          YEAR:      2020
                                          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  88  75  82   3   0  17 0.00  0.0    0  7.0 14 150   M    M   7        18 140
 2  92  79  86   7   0  21 0.07  0.0    0 12.2 31 230   M    M   8 3      41 240
 3  87  74  81   2   0  16 0.46  0.0    0  6.1 28 140   M    M   9 13     38 160
 4  89  70  80   1   0  15 2.48  0.0    0 11.5 30 340   M    M   8 13     39 340
 5  88  71  80   1   0  15 0.00  0.0    0  4.3 13 110   M    M   5        16 110
 6  86  72  79   0   0  14 0.62  0.0    0  6.7 16  50   M    M   9 13     21 320
 7  88  74  81   2   0  16 0.30  0.0    0  6.0 25  30   M    M   8 13     29  40
 8  87  73  80   1   0  15    T  0.0    0  3.8 10  50   M    M   7        13  60
 9  88  74  81   2   0  16    T  0.0    0  6.4 15 160   M    M   6 3      19 160
10  92  75  84   5   0  19    T  0.0    0  7.0 15 170   M    M   4        21 130
11  91  76  84   5   0  19 0.00  0.0    0  8.1 15 180   M    M   5        22 180
12  92  75  84   5   0  19 0.26  0.0    0  6.1 28 160   M    M   7 13     36 160
13  84  74  79   0   0  14 0.59  0.0    0  6.9 15 110   M    M   9 13     21 120
14  88  76  82   4   0  17 0.06  0.0    0  9.2 21  50   M    M   9 1      25  40
15  80  70  75  -3   0  10 0.21  0.0    0  8.8 16  20   M    M  10 1      21  30
16  77  66  72  -6   0   7 1.03  0.0    0  9.9 18  30   M    M   8 1      26  10
17  83  66  75  -3   0  10 0.14  0.0    0  6.2 18 300   M    M   4 3      27 300
18  88  68  78   0   0  13 0.00  0.0    0  5.8 15 360   M    M   3        20 350
19  85  69  77  -1   0  12 0.09  0.0    0  5.2 16 240   M    M   6 18     24 230
20  84  68  76  -2   0  11 0.00  0.0    0  6.9 12 180   M    M   6        18 160
21  84  69  77  -1   0  12    T  0.0    0  7.4 13 190   M    M   9        17 160
22  84  74  79   1   0  14    T  0.0    0  7.0 13 190   M    M   9        17 180
23  89  76  83   5   0  18 0.00  0.0    0  7.0 16 220   M    M   8        23 230
24  89  76  83   6   0  18 0.05  0.0    0  6.4 20 270   M    M   7 3      31 290
25  92  74  83   6   0  18 0.01  0.0    0  8.5 28 270   M    M   6 3      38 270
26  88  71  80   3   0  15 0.00  0.0    0  8.5 17 250   M    M   5        23 310
27  93  74  84   7   0  19 0.00  0.0    0 10.6 24 230   M    M   7        34 230
28  93  72  83   6   0  18 1.46  0.0    0  7.6 33 320   M    M   8 13     43 310
29  88  73  81   5   0  16 0.50  0.0    0  8.2 20 220   M    M   7 1      23 200
30  83  66  75  -1   0  10 0.00  0.0    0  7.6 20 310   M    M   5        28 320
31  77  69  73  -3   0   8 0.40  0.0    0  5.1 14  50   M    M  10 1      18 120
================================================================================
SM 2697 2239         0 462  8.73  0.0    228.0          M      219
================================================================================
AV 87.0 72.2                               7.4 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->    33 320                 43 310
================================================================================
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:      2020
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 W

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

AVERAGE MONTHLY: 79.6   TOTAL FOR MONTH:   8.73    1 = FOG OR MIST
DPTR FM NORMAL:   1.5   DPTR FM NORMAL:    5.80    2 = FOG REDUCING VISIBILITY
HIGHEST:    93 ON 28,27  GRTST 24HR  2.88 ON  3- 4      TO 1/4 MILE OR LESS
LOWEST:     66 ON 30,17                             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:   7    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:   3

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

[CDD (BASE 65) ]
TOTAL THIS MO.   462
DPTR FM NORMAL    56    [PRESSURE DATA]
TOTAL FM JAN 1  1532    HIGHEST SLP 30.18 ON  8
DPTR FM NORMAL   221    LOWEST  SLP 29.53 ON 29

[REMARKS]
#FINAL-08-20#