WFO Monthly/Daily Climate Data
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CXUS56 KTFX 011110
CF6DLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DILLON AIRPORT MT
                                          MONTH:     MAY
                                          YEAR:      2020
                                          LATITUDE:   45 15 N
                                          LONGITUDE: 112 33 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  61  33  47   1  18   0 0.00    M    0  9.8 22 260   M    M   1        30 280
 2  67  28  48   2  17   0 0.01    M    0  6.1 35 230   M    M   1 38     46 180
 3  57  35  46  -1  19   0    T    M    0 10.6 32 260   M    M   3        39 260
 4  57  27  42  -5  23   0 0.00    M    0 11.7 25 280   M    M   1        35 280
 5  66  29  48   0  17   0 0.00    M    0  7.8 17 220   M    M   1        18 210
 6  66  33  50   2  15   0 0.00    M    0 11.7 49 260   M    M   3 8      60 270
 7  54  29  42  -6  23   0 0.00    M    0  8.8 22 250   M    M   4        28 250
 8  58  28  43  -5  22   0 0.00    M    0 11.6 30  20   M    M   1        37  20
 9  60  35  48  -1  17   0 0.00    M    0 10.5 26  40   M    M   4        34  30
10  59  31  45  -4  20   0 0.00    M    0 14.4 32  30   M    M   0        38  30
11  52  32  42  -7  23   0    T    M    0 14.9 31  40   M    M   5        38  30
12  64  29  47  -3  18   0 0.00    M    0  7.7 30 260   M    M   6        39 250
13  59  36  48  -2  17   0    T    M    0 12.5 25 270   M    M   8        32 300
14  59  36  48  -2  17   0 0.12    M    0 12.0 26 180   M    M   5 1      32 180
15  55  37  46  -4  19   0 0.04    M    0  9.2 22 220   M    M   8 1      27 220
16  63  32  48  -2  17   0 0.00    M    0  8.4 23 170   M    M   3        28 160
17  68  41  55   4  10   0 0.03    M    0  5.2 23 170   M    M   5        30 180
18  71  44  58   7   7   0    T    M    0  8.9 31 170   M    M   2        40 180
19  71  42  57   6   8   0 0.02    M    0  8.2 21  20   M    M   5 3      26  20
20  61  40  51  -1  14   0 0.14    M    0 11.8 37 200   M    M   8 1      44 190
21  57  39  48  -4  17   0    T    M    0 15.4 28 220   M    M   7        36 220
22  53  32  43  -9  22   0 0.00    M    0  8.8 21 230   M    M   3        25 230
23  54  38  46  -6  19   0    T    M    0  9.4 18  10   M    M   9        26  30
24  61  31  46  -6  19   0 0.00    M    0  4.3 10 210   M    M   4        12 210
25  69  31  50  -3  15   0 0.02    M    0  9.7 21 270   M    M   3        26 260
26  68  48  58   5   7   0 0.00    M    0 12.0 24 260   M    M   6        29 260
27  71  44  58   5   7   0 0.00    M    0  9.3 24 270   M    M   0        31 220
28  79  39  59   6   6   0 0.00    M    0  7.1 21  30   M    M   0        23  30
29  81  46  64  10   1   0 0.00    M    0  8.2 16  40   M    M   1        20  40
30  88  49  69  15   0   4    T    M    0 10.0 37 150   M    M   1        46 140
31  77  52  65  11   0   0 0.00    M    0 15.5 31 130   M    M   1        39 130
================================================================================
SM 1986 1126       454   4  0.38    M    311.5          M      109
================================================================================
AV 64.1 36.3                              10.0 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    49 260                 60 270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   DILLON AIRPORT MT
                                          MONTH:     MAY
                                          YEAR:      2020
                                          LATITUDE:   45 15 N
                                          LONGITUDE: 112 33 W

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

AVERAGE MONTHLY: 50.2   TOTAL FOR MONTH:   0.38    1 = FOG OR MIST
DPTR FM NORMAL:  -0.1   DPTR FM NORMAL:   -1.57    2 = FOG REDUCING VISIBILITY
HIGHEST:    88 ON 30    GRTST 24HR  0.15 ON 14-15      TO 1/4 MILE OR LESS
LOWEST:     27 ON  4                               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:  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:   7
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  12    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   454    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL    -2    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1  8383    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL   358

[CDD (BASE 65) ]
TOTAL THIS MO.     4
DPTR FM NORMAL     3    [PRESSURE DATA]
TOTAL FM JAN 1     4    HIGHEST SLP 30.35 ON  9
DPTR FM NORMAL     3    LOWEST  SLP 29.54 ON 12

[REMARKS]
#FINAL-05-20#



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