WFO Monthly/Daily Climate Data
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000
CXUS56 KTFX 190915
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     OCTOBER
                                          YEAR:      2017
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 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  55  40  48  -4  17   0 0.11  0.0    0  9.3 23 360   M    M   7 1      29 240
 2  42  29  36 -15  29   0 0.14  1.2    0  7.3 20 350   M    M  10 1      26  10
 3  42  28  35 -16  30   0    T    T    1  4.6 16 330   M    M   7 1      20 320
 4  47  24  36 -14  29   0 0.11  0.0    0  2.5 15 170   M    M   5 1      18 170
 5  55  37  46  -4  19   0 0.00  0.0    0  2.4 10 140   M    M   6 1      17 110
 6  66  34  50   0  15   0 0.00  0.0    0  6.9 22 250   M    M   0        28 280
 7  61  40  51   2  14   0    T  0.0    0 14.5 35 300   M    M   5        45 300
 8  49  29  39 -10  26   0 0.05    T    0  7.1 21 300   M    M   5 1      26 290
 9  56  27  42  -6  23   0 0.00  0.0    0  6.2 24 250   M    M   3 12     31 250
10  65  29  47  -1  18   0 0.00  0.0    0  4.0 14  80   M    M   0        17 100
11  62  35  49   1  16   0 0.00  0.0    0  6.8 32 300   M    M   3        39 300
12  50  24  37 -10  28   0    T  0.0    0  6.4 17 290   M    M   4        27 290
13  48  28  38  -9  27   0 0.01  0.0    0  5.2 25 290   M    M   7 1      30 230
14  49  30  40  -6  25   0 0.01  0.0    0 12.5 31 260   M    M   4 1      39 250
15  66  38  52   6  13   0 0.00  0.0    0  5.0 17 280   M    M   1        24 280
16  73  37  55   9  10   0 0.00  0.0    0  5.5 16 270   M    M   0        20 320
17  75  36  56  11   9   0 0.00  0.0    0 10.7 33 280   M    M   0        45 290
18  68  40  54   9  11   0 0.00  0.0    0  5.9 23 240   M    M   2        31 230
================================================================================
SM 1029  585       359   0  0.43     1.2 122.8          M       69
================================================================================
AV 57.2 32.5                               6.8 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 35 300               # 45  300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  HELENA MT
                                          MONTH:    OCTOBER
                                          YEAR:     2017
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 44.8   TOTAL FOR MONTH:   0.43    1 = FOG OR MIST
DPTR FM NORMAL:  -3.4   DPTR FM NORMAL:   -0.01    2 = FOG REDUCING VISIBILITY
HIGHEST:    75 ON 17    GRTST 24HR  0.14 ON  2- 2      TO 1/4 MILE OR LESS
LOWEST:     24 ON 12, 4                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   1.2 INCHES  5 = HAIL
                        GRTST 24HR   1.2 ON  2- 2  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON  3     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:   3
MIN 32 OR BELOW:   9    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   359    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL    57    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1   629    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL    21

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   702    HIGHEST SLP M ON M
DPTR FM NORMAL   296    LOWEST  SLP 29.51 ON  7

[REMARKS]


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