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

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CXUS51 KLWX 011438
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WASHINGTON NATIONAL DC
                                          MONTH:     APRIL
                                          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  53  34  44  -8  21   0 0.19  0.0    0 17.7 32 330   M    M   8 1      44 330
 2  47  31  39 -13  26   0 0.00  0.0    0 17.5 28 330   M    M   4        39 330
 3  57  33  45  -8  20   0 0.00  0.0    0  7.3 15 330   M    M   3        22 330
 4  72  44  58   5   7   0 0.00  0.0    0  9.6 22 330   M    M   5        31 300
 5  73  46  60   7   5   0 0.00  0.0    0  5.6 17 350   M    M   4        25 310
 6  78  54  66  12   0   1 0.00  0.0    0  4.3 15 330   M    M   4        22 310
 7  83  53  68  14   0   3    T  0.0    0  4.6 13  50   M    M   5        17 110
 8  72  53  63   9   2   0 0.00  0.0    0  9.0 18 160   M    M   7        24 160
 9  62  53  58   3   7   0 0.61  0.0    0  7.1 14  60   M    M  10 13     19 120
10  74  55  65  10   0   0 0.03  0.0    0  6.0 14  90   M    M  10 1      18 110
11  79  61  70  15   0   5 0.11  0.0    0  8.8 24 230   M    M   8 13     31 230
12  64  50  57   1   8   0 0.08  0.0    0  9.2 15  70   M    M   9 1      19  60
13  68  50  59   3   6   0    T  0.0    0  5.8 15 350   M    M   8        19 360
14  63  51  57   1   8   0 0.30  0.0    0  6.7 12 180   M    M   8 1      16 170
15  66  48  57   0   8   0    T  0.0    0 11.0 26 310   M    M   7        40 290
16  62  43  53  -4  12   0 0.00  0.0    0 11.6 29 290   M    M   5        38 310
17  62  42  52  -5  13   0 0.00  0.0    0  7.0 16 330   M    M   6        21 320
18  68  47  58   0   7   0 0.00  0.0    0  6.7 14  30   M    M   7        22  20
19  62  50  56  -2   9   0 0.01  0.0    0  6.3 13 190   M    M   6        16 180
20  76  47  62   4   3   0 0.00  0.0    0 11.3 23 170   M    M   2        31 180
21  69  40  55  -4  10   0    T  0.0    0 17.9 33 320   M    M   5        52 320
22  54  36  45 -14  20   0 0.00  0.0    0 11.1 26 280   M    M   6        40 270
23  65  38  52  -7  13   0 0.00  0.0    0  7.8 18 260   M    M   3        29 240
24  65  42  54  -6  11   0 0.60  0.0    0  6.4 25 210   M    M   7 1      31 220
25  68  51  60   0   5   0 0.26  0.0    0 11.5 25 320   M    M   9 1      36 300
26  69  46  58  -2   7   0 0.00  0.0    0 10.7 22 330   M    M   2        29 330
27  84  50  67   7   0   2 0.00  0.0    0  8.1 18 200   M    M   7        27 190
28  88  62  75  14   0  10 0.00  0.0    0  9.2 17 170   M    M   8        24 210
29  86  67  77  16   0  12 0.01  0.0    0 10.0 29 320   M    M   9 8      40 320
30  73  51  62   1   3   0    T  0.0    0 20.9 41 310   M    M   5 8      62 300
================================================================================
SM 2062 1428       231  33  2.20  0.0    286.7          M      187
================================================================================
AV 68.7 47.6                               9.6 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    41 310                 62 300
================================================================================
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:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   38 50 N
                                          LONGITUDE:  77  2 W

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

AVERAGE MONTHLY: 58.2   TOTAL FOR MONTH:   2.20    1 = FOG OR MIST
DPTR FM NORMAL:   1.4   DPTR FM NORMAL:   -0.86    2 = FOG REDUCING VISIBILITY
HIGHEST:    88 ON 28    GRTST 24HR  1.11 ON 31- 1      TO 1/4 MILE OR LESS
LOWEST:     31 ON  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:  10
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   1    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   231    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL   -39    PTCLDY (SCALE 4-7)  21
TOTAL FM JUL 1  3415    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL  -530

[CDD (BASE 65) ]
TOTAL THIS MO.    33
DPTR FM NORMAL     9    [PRESSURE DATA]
TOTAL FM JAN 1    40    HIGHEST SLP 30.48 ON  3
DPTR FM NORMAL    14    LOWEST  SLP 29.42 ON 11

[REMARKS]
#FINAL-04-21#


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.