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:      2021
                                          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  71  43  57  13   8   0 0.06    M    0  8.8 22 130   M    M   4 1      27 210
 2  52  36  44  -1  21   0    T    M    0  8.7 28 350   M    M   8        36 340
 3  57  28  43  -2  22   0 0.00    M    0  4.3 12 290   M    M   4        16 280
 4  56  35  46   1  19   0    T    M    0  6.9 20 340   M    M   7        27 320
 5  65  31  48   2  17   0 0.00    M    0  6.5 15  30   M    M   0 8      20  30
 6  79  32  56  10   9   0 0.00    M    0  5.4 29 200   M    M   0 8      42 230
 7  66  32  49   3  16   0 0.08    M    0 10.2 30 260   M    M   6 1      37 260
 8  45  30  38  -9  27   0 0.03    M    M  8.3 21 240   M    M   8 1      26 250
 9  49  25  37 -10  28   0 0.00    M    0  8.5 24  30   M    M   3        29  30
10  51  33  42  -5  23   0    T    M    0  9.0 22 350   M    M   8 1      30  60
11  55  27  41  -7  24   0 0.00    M    0  5.5 20 340   M    M   3        29 310
12  67  28  48   0  17   0 0.00    M    0  6.5 21 240   M    M   2        32 220
13  70  37  54   6  11   0 0.00    M    0  7.7 17 110   M    M   1        23 130
14  68  41  55   6  10   0 0.00    M    0  9.7 30  30   M    M   2        36  30
15  69  43  56   7   9   0 0.01    M    0  6.9 17  30   M    M   3 1      22  40
16  73  36  55   6  10   0 0.00    M    0  6.4 13  40   M    M   0        17  50
17  79  41  60  10   5   0 0.00    M    0  6.9 21 210   M    M   1        27 210
18  78  45  62  12   3   0 0.00    M    0 12.3 35 260   M    M   1 8      44 250
19  60  38  49  -1  16   0    T    M    0 12.8 25  40   M    M   7        32  60
20  38  28  33 -17  32   0 0.17    M    0 11.7 30  50   M    M  10 12     37  40
21  29  25  27 -24  38   0 0.03    M    0 20.1 30  30   M    M  10 12     36  50
22  39  25  32 -19  33   0 0.03    M    0 11.7 22  30   M    M  10 1      27  40
23  38  31  35 -16  30   0 0.36    M    3 11.0 23 220   M    M   8 12     29 210
24  54  36  45  -6  20   0 0.00    M    0 15.4 30 220   M    M   6        39 240
25  63  36  50  -2  15   0 0.11    M    0  8.9 38 240   M    M   4 135    48 240
26  59  35  47  -5  18   0 0.01    M    0  7.7 24 240   M    M   6 1      32 250
27  69  35  52   0  13   0 0.00    M    0  9.0 18 230   M    M   1        26 250
28  66  41  54   2  11   0 0.00    M    0 11.7 30 250   M    M   0        39 260
29  64  31  48  -4  17   0 0.00    M    0  5.9 13  40   M    M   0        19  80
30  72  32  52  -1  13   0 0.00    M    0  6.1 15  60   M    M   0        19  30
31  76  38  57   4   8   0 0.00    M    0  5.8 16  30   M    M   0        21  20
================================================================================
SM 1877 1054       543   0  0.89    M    276.3          M      123
================================================================================
AV 60.5 34.0                               8.9 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    38 240                 48 240
================================================================================
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:      2021
                                          LATITUDE:   45 15 N
                                          LONGITUDE: 112 33 W

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

AVERAGE MONTHLY: 47.3   TOTAL FOR MONTH:   0.89    1 = FOG OR MIST
DPTR FM NORMAL:  -1.7   DPTR FM NORMAL:   -0.87    2 = FOG REDUCING VISIBILITY
HIGHEST:    79 ON 17, 6  GRTST 24HR  0.39 ON 22-23      TO 1/4 MILE OR LESS
LOWEST:     25 ON 22,21                             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:   3 ON 23     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:   1    0.01 INCH OR MORE:  10
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  14    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   543    CLEAR  (SCALE 0-3)  14
DPTR FM NORMAL    47    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  8066    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -215

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.28 ON 22
DPTR FM NORMAL     0    LOWEST  SLP 29.56 ON 18

[REMARKS]
#FINAL-05-21#


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