WFO Monthly/Daily Climate Data
Issued by NWS Key West, FL

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000
CXUS52 KKEY 011936 CCA
CF6EYW

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)...CORRECTED

                                          STATION:   KEY WEST
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   24 32 N
                                          LONGITUDE:  81 45 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  86  74  80   5   0  15 0.00  0.0    0 10.1 21 330   M    M   4        27 340
 2  77  66  72  -3   0   7 0.00  0.0    0 17.2 24  20   M    M   4        35 360
 3  78  66  72  -3   0   7 0.00  0.0    0 14.3 21  50   M    M   3        32  40
 4  80  68  74  -1   0   9 0.00  0.0    0 12.6 21  40   M    M   1        27  50
 5  80  68  74  -1   0   9 0.00  0.0    0 10.8 18 100   M    M   1        23  90
 6  80  69  75   0   0  10 0.00  0.0    0  9.3 17 100   M    M   2        24  60
 7  81  70  76   1   0  11 0.00  0.0    0 10.2 18 100   M    M   2        23  80
 8  82  74  78   2   0  13 0.00  0.0    0 10.4 16 130   M    M   1        20 140
 9  83  74  79   3   0  14 0.00  0.0    0 12.0 17 120   M    M   1        23 150
10  85  75  80   4   0  15 0.00  0.0    0 12.2 22 150   M    M   4 3      29 180
11  87  71  79   3   0  14 0.02  0.0    0 11.6 31 130   M    M   6 13     36  10
12  84  74  79   3   0  14 0.07  0.0    0 13.9 32 160   M    M   6 13     39 150
13  84  74  79   3   0  14 0.00  0.0    0 10.7 20 100   M    M   3        23 110
14  84  71  78   2   0  13 0.00  0.0    0 11.0 20 110   M    M   1        26 120
15  82  76  79   3   0  14 0.00  0.0    0  9.6 17 150   M    M   1        23 150
16  83  76  80   3   0  15 0.00  0.0    0  6.9 13 150   M    M   1        16 160
17  86  78  82   5   0  17 0.00  0.0    0  8.9 17 210   M    M   2        22 200
18  85  79  82   5   0  17 0.00  0.0    0  9.6 15 150   M    M   M        23 150
19  85  77  81   4   0  16 0.09  0.0    0  9.4 18 180   M    M   M 13     22 180
20  81  74  78   1   0  13 0.89  0.0    0 10.0 24 200   M    M   6 138    30 200
21  85  76  81   4   0  16    T  0.0    0  6.4 17 210   M    M   6        22 350
22  85  74  80   3   0  15 0.00  0.0    0  6.8 14  30   M    M   3        19  10
23  84  76  80   3   0  15 0.00  0.0    0 13.3 21 110   M    M   2        26 100
24  85  79  82   4   0  17 0.03  0.0    0 12.4 18 160   M    M   3        25 160
25  86  79  83   5   0  18 0.00  0.0    0  9.7 15 310   M    M   M        23 350
26  87  77  82   4   0  17 0.00  0.0    0  7.1 13  60   M    M   3        18  50
27  84  78  81   3   0  16 0.00  0.0    0 13.2 22 100   M    M   4        26 100
28  83  77  80   2   0  15 0.00  0.0    0 15.3 23 110   M    M   5        28 120
29  85  76  81   3   0  16 0.01  0.0    0 13.1 20 110   M    M   M        25 120
30  86  79  83   5   0  18 0.00  0.0    0  8.9 15 120   M    M   4        21 140
================================================================================
SM 2503 2225         0 420  1.11  0.0    326.9          M       79
================================================================================
AV 83.4 74.2                              10.9 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    32 160                 39 150
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   KEY WEST
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   24 32 N
                                          LONGITUDE:  81 45 W

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

AVERAGE MONTHLY: 78.8   TOTAL FOR MONTH:   1.11    1 = FOG OR MIST
DPTR FM NORMAL:   2.4   DPTR FM NORMAL:   -0.94    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 26,11  GRTST 24HR  0.98 ON 19-20      TO 1/4 MILE OR LESS
LOWEST:     66 ON  3, 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:   6
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:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  16
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1    23    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -50

[CDD (BASE 65) ]
TOTAL THIS MO.   420
DPTR FM NORMAL    76    [PRESSURE DATA]
TOTAL FM JAN 1  1188    HIGHEST SLP M ON M
DPTR FM NORMAL   234    LOWEST  SLP 29.77 ON 11

[REMARKS]
#FINAL-04-21#

CORRECTED DEPARTURE FROM NORMAL (COLUMN 5) FOR APRIL 16TH.
CORRECTED ALIGNMENT OF SNOW 24HR AND DEPTH GROUPS.
CORRECTED SKY COVER DAYS, SOME DAYS MISSING DUE TO ERRONEOUS
CEILINGS REPORTED DURING SOME OVERNIGHT PERIODS.

ROSS


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