WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS56 KMTR 251000
CF6APC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   NAPA AIRPORT
                                          MONTH:     MAY
                                          YEAR:      2017
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 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  91  47  69  12   0   4 0.00  0.0    0  4.9 21 270   M    M   0 1      27 270
 2  93  53  73  16   0   8 0.00  0.0    0  5.9 17 270   M    M   0        21 270
 3  91  56  74  17   0   9 0.00  0.0    0  5.0 13 220   M    M   0        15 220
 4  75  54  65   8   0   0 0.00  0.0    0 10.5 22 270   M    M   1        26 270
 5  74  52  63   6   2   0    T  0.0    0 14.0 25 260   M    M   4        30 260
 6  68  48  58   1   7   0 0.00  0.0    0  9.4 21 270   M    M   2        24 270
 7  76  46  61   3   4   0 0.00  0.0    0  8.2 16 270   M    M   0        20 280
 8  75  49  62   4   3   0 0.00  0.0    0  7.2 15 200   M    M   2 18     17 200
 9  79  49  64   6   1   0 0.00  0.0    0  8.4 22 200   M    M   0        28 200
10  67  53  60   2   5   0    T  0.0    0 15.1 25 280   M    M   7        30 220
11  68  51  60   2   5   0 0.00  0.0    0 10.4 23 280   M    M   8        27 280
12  69  48  59   1   6   0 0.00    M    0 14.6 31 270   M    M   1        36 270
13  70  38  54  -4  11   0 0.00    M    0  7.7 23 270   M    M   1        27 270
14  69  39  54  -5  11   0 0.00  0.0    0  6.8 18 200   M    M   1 13     22 190
15  73  40  57  -2   8   0 0.00  0.0    0  8.9 20 210   M    M   0 1      23 220
16  68  49  59   0   6   0    T    M    0 14.4 26 260   M    M   4        33 260
17  74  44  59   0   6   0 0.00  0.0    0  8.0 16 200   M    M   0 1      21 210
18  83  42  63   4   2   0 0.00  0.0    0  5.5 17 200   M    M   0        20 200
19  88  46  67   7   0   2 0.00  0.0    0  5.3 15 240   M    M   0 18     18 260
20  87  49  68   8   0   3 0.00  0.0    0  4.9 15 270   M    M   0 18     19 280
21  87  49  68   8   0   3 0.00  0.0    0  5.5 13 200   M    M   0        16 190
22  80  51  66   6   0   1 0.00  0.0    0  6.8 13 210   M    M   1 18     16 200
23  76  51  64   4   1   0 0.00  0.0    0  8.4 20 190   M    M   2 1      23 190
24  68  54  61   1   4   0 0.00  0.0    0 13.9 28 200   M    M   7        34 200
================================================================================
SM 1849 1158        82  30    T      0.0 209.7          M       41
================================================================================
AV 77.0 48.3                               8.7 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 31 270               # 36  270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  NAPA AIRPORT
                                          MONTH:    MAY
                                          YEAR:     2017
                                          LATITUDE:   38 13 N
                                          LONGITUDE: 122 17 W

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

AVERAGE MONTHLY: 62.7   TOTAL FOR MONTH:      T    1 = FOG OR MIST
DPTR FM NORMAL:   4.2   DPTR FM NORMAL:   -0.71    2 = FOG REDUCING VISIBILITY
HIGHEST:    93 ON  2    GRTST 24HR    T  ON 16-16      TO 1/4 MILE OR LESS
LOWEST:     38 ON 13                               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:   0
MAX 90 OR ABOVE:   3    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.    82    CLEAR  (SCALE 0-3)  19
DPTR FM NORMAL   -84    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1  2444    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -814

[CDD (BASE 65) ]
TOTAL THIS MO.    30
DPTR FM NORMAL    26    [PRESSURE DATA]
TOTAL FM JAN 1    32    HIGHEST SLP M ON M
DPTR FM NORMAL    25    LOWEST  SLP 29.71 ON  7

[REMARKS]



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