WFO Monthly/Daily Climate Data
Issued by NWS Upton, NY

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558
CXUS51 KOKX 011010
CF6ISP
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ISLIP NY
                                          MONTH:     JANUARY
                                          YEAR:      2021
                                          LATITUDE:   40 47 N
                                          LONGITUDE:  73  6 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  40  27  34   2  31   0 0.60    T    0  6.4 16 100   M    M   6 14     23  90
 2  52  35  44  12  21   0 0.13  0.0    0 11.9 28 310   M    M   7 1      38 310
 3  39  33  36   5  29   0 0.10    T    0 11.1 20  50   M    M   8 14     25  40
 4  44  32  38   7  27   0    T    T    0  9.1 17 360   M    M   7        22 360
 5  42  26  34   3  31   0 0.00  0.0    0  6.9 14  10   M    M   7 1      17  10
 6  39  33  36   5  29   0 0.00  0.0    0 15.5 25 340   M    M   5        31 320
 7  40  30  35   4  30   0 0.00  0.0    0 15.1 23 330   M    M   3        30 320
 8  38  23  31   0  34   0 0.00  0.0    0 10.4 20 350   M    M   6 8      24 340
 9  36  26  31   0  34   0 0.00  0.0    0 12.9 22 360   M    M   5        28 360
10  40  25  33   2  32   0 0.00  0.0    0  9.2 17 360   M    M   4        23 330
11  37  21  29  -1  36   0 0.00  0.0    0  1.9  9 260   M    M   7        10 260
12  44  21  33   3  32   0 0.00  0.0    0  2.1  9 340   M    M   3 1      12 330
13  42  25  34   4  31   0 0.00  0.0    0  3.0 15 230   M    M   7 1      19 240
14  48  29  39   9  26   0 0.00  0.0    0  2.3  7 350   M    M   8 18     12 330
15  46  30  38   8  27   0 0.06  0.0    0 13.0 29 100   M    M   8 18     38 100
16  49  35  42  12  23   0 0.76  0.0    0 11.6 25  90   M    M   8 12     35 100
17  45  34  40  10  25   0 0.00  0.0    0 14.7 29 260   M    M   4        36 260
18  46  33  40  10  25   0    T  0.0    0 10.4 24 260   M    M   5        30 260
19  43  27  35   5  30   0    T    T    0  7.7 18 260   M    M   5        23 270
20  42  25  34   4  31   0 0.03  0.2    0 10.7 28 330   M    M   7 1      35 310
21  42  17  30   0  35   0 0.00  0.0    0  7.3 23 240   M    M   4        29 240
22  46  29  38   8  27   0 0.00  0.0    0 10.9 22 290   M    M   4        29 280
23  34  23  29  -1  36   0 0.00  0.0    0 18.1 29 300   M    M   3        38 290
24  32  21  27  -3  38   0 0.00  0.0    0 13.5 21 270   M    M   4        28 310
25  37  23  30   0  35   0 0.00  0.0    0 10.1 18 330   M    M   7        23 330
26  36  30  33   3  32   0 0.11  0.1    0  8.0 16  70   M    M   9 14     20  60
27  38  30  34   3  31   0 0.02    T    0 11.2 21 350   M    M  10 1      26 320
28  33  20  27  -4  38   0 0.00  0.0    0 16.7 31 330   M    M   5        40 320
29  23  15  19 -12  46   0 0.00  0.0    0 22.1 38 320   M    M   3        48 330
30  31  15  23  -8  42   0 0.00  0.0    0 11.0 17 350   M    M   1        17 350
31  26  17  22  -9  43   0 0.05  0.8    0  7.6 15  50   M    M   7 1      21  40
================================================================================
SM 1230  810       987   0  1.86  1.1    322.4          M      177
================================================================================
AV 39.7 26.1                              10.4 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    38 320                 48 330
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   ISLIP NY
                                          MONTH:     JANUARY
                                          YEAR:      2021
                                          LATITUDE:   40 47 N
                                          LONGITUDE:  73  6 W

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

AVERAGE MONTHLY: 32.9   TOTAL FOR MONTH:   1.86    1 = FOG OR MIST
DPTR FM NORMAL:   2.3   DPTR FM NORMAL:   -1.78    2 = FOG REDUCING VISIBILITY
HIGHEST:    52 ON  2    GRTST 24HR  0.87 ON 15-16      TO 1/4 MILE OR LESS
LOWEST:     15 ON 30,29                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   1.1 INCHES  5 = HAIL
                        GRTST 24HR   0.8 ON 31-31  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:   4    0.01 INCH OR MORE:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:  25    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   987    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL   -78    PTCLDY (SCALE 4-7)  25
TOTAL FM JUL 1  2611    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL  -383

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL     0    LOWEST  SLP 29.33 ON 16

[REMARKS]
#FINAL-01-21#



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