National Weather Service Weather Forecast Office

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

000
CXUS52 KCHS 012049
CF6CXM
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DOWNTOWN CHARLESTON SC
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   32 46 N
                                          LONGITUDE:  79 56 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  67  50  59  -3   6   0 0.00    M    M 10.4 21  10   M    M   M        27  10
 2  54  43  49 -13  16   0 0.00    M    M 13.0 22  10   M    M   M        27  10
 3  57  44  51 -11  14   0 0.00    M    M  6.2 11 130   M    M   M        15 120
 4  67  49  58  -5   7   0 0.00    M    M  5.5 13 180   M    M   M        17 180
 5  74  55  65   2   0   0 0.00    M    M  5.7 13 180   M    M   M        14 180
 6  82  60  71   8   0   6 0.00    M    M  5.8 13 210   M    M   M        17 200
 7  84  62  73  10   0   8 0.00    M    M  6.7 15 210   M    M   M        20 210
 8  75  65  70   6   0   5 0.00    M    M  6.2 13 180   M    M   M        15 180
 9  74  64  69   5   0   4 0.00    M    M  4.4 12 220   M    M   M        17 220
10  75  66  71   7   0   6 0.00    M    M  7.8 17 200   M    M   M        23 200
11  76  64  70   6   0   5 0.00    M    M  6.8 14 200   M    M   M        19 210
12  85  64  75  10   0  10 0.00    M    M  6.4 14  10   M    M   M        19 200
13  74  63  69   4   0   4 0.00    M    M  7.1 13  40   M    M   M        19  20
14  76  64  70   5   0   5 0.00    M    M  8.3 20 210   M    M   M        24 220
15  76  68  72   7   0   7 0.00    M    M  6.7 13 230   M    M   M        19 230
16  68  59  64  -2   1   0 0.00    M    M  7.1 18  20   M    M   M        23  20
17  70  60  65  -1   0   0 0.00    M    M  5.2 12 180   M    M   M        15 190
18  79  66  73   7   0   8 0.00    M    M  5.9 13 180   M    M   M        15 190
19  79  66  73   7   0   8 0.00    M    M  6.7 11 290   M    M   M        19 330
20  74  65  70   3   0   5 0.00    M    M  8.5 13  90   M    M   M        16 100
21  82  62  72   5   0   7 0.00    M    M  7.0 15 350   M    M   M        22 260
22  63  47  55 -12  10   0 0.00    M    M 10.6 22  10   M    M   M        29 360
23  66  52  59  -8   6   0 0.00    M    M  5.4 11 130   M    M   M        14 170
24  70  64  67  -1   0   2 1.46    M    M  9.6 20 200   M    M   M        26 220
25  76  65  71   3   0   6 0.00    M    M  7.4 19 190   M    M   M        26 190
26  72  62  67  -1   0   2 0.00    M    M  8.0 13  20   M    M   M        15  30
27  75  61  68   0   0   3 0.00    M    M  5.1 12 180   M    M   M        15 180
28  76  66  71   2   0   6 0.00    M    M  6.3 15 200   M    M   M        21 210
29  79  69  74   5   0   9 0.00    M    M  9.2 14 200   M    M   M        20 220
30  86  71  79  10   0  14 0.00    M    M  6.6 12  10   M    M   M        17 290
================================================================================
SM 2211 1816        60 130  1.46    M    215.6          M        M
================================================================================
AV 73.7 60.5                               7.2 FASTST   M    M   M    MAX(MPH)
                                 MISC ---->  # 22  10                 29 360
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   DOWNTOWN CHARLESTON SC
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   32 46 N
                                          LONGITUDE:  79 56 W

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

AVERAGE MONTHLY: 67.1   TOTAL FOR MONTH:   1.46    1 = FOG OR MIST
DPTR FM NORMAL:   1.7   DPTR FM NORMAL:   -1.07    2 = FOG REDUCING VISIBILITY
HIGHEST:    86 ON 30    GRTST 24HR  1.46 ON 24-24      TO 1/4 MILE OR LESS
LOWEST:     43 ON  2                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:   1
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.    60    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL   -10    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1  1282    CLOUDY (SCALE 8-10) 30
DPTR FM NORMAL  -444

[CDD (BASE 65) ]
TOTAL THIS MO.   130
DPTR FM NORMAL    48    [PRESSURE DATA]
TOTAL FM JAN 1   185    HIGHEST SLP M ON M
DPTR FM NORMAL    80    LOWEST  SLP 29.46 ON 11

[REMARKS]
#FINAL-04-21#