WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS56 KTFX 201205
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     AUGUST
                                          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  91  59  75   4   0  10 0.00  0.0    0  6.9 18 350   M    M   0        22 350
 2  76  59  68  -3   0   3 0.00  0.0    0 10.5 20 360   M    M   3        24 320
 3  87  52  70  -1   0   5 0.00  0.0    0  4.0 12 230   M    M   0        13 240
 4  87  53  70  -1   0   5 0.00  0.0    0  8.2 24 350   M    M   0        29 350
 5  70  56  63  -8   2   0 0.00  0.0    0  8.8 17 340   M    M   3        22 360
 6  82  49  66  -5   0   1 0.00  0.0    0  4.7 13  20   M    M   0        15 350
 7  88  50  69  -2   0   4 0.00  0.0    0  4.8 12  40   M    M   0        15  30
 8  83  60  72   2   0   7 0.00  0.0    0  8.3 16 350   M    M   0 8      21 350
 9  85  56  71   1   0   6 0.00  0.0    0  5.7 12  80   M    M   1        14  80
10  88  47  68  -2   0   3    T  0.0    0  5.0 30  50   M    M   1 38     41  50
11  89  57  73   3   0   8    T  0.0    0  5.8 24  10   M    M   1 8      31  10
12  90  54  72   2   0   7 0.00  0.0    0  5.2 14  30   M    M   0 8      19 150
13  87  58  73   3   0   8    T  0.0    0  6.8 37 260   M    M   5 8      46 260
14  82  55  69   0   0   4 0.00  0.0    0  9.2 18 260   M    M   2        26 250
15  84  53  69   0   0   4 0.00  0.0    0  4.7 15 310   M    M   0 8      21 340
16  88  51  70   1   0   5 0.00  0.0    0  7.7 24 290   M    M   2 8      30 290
17  86  56  71   3   0   6 0.00  0.0    0  8.9 20 260   M    M   1 8      26 260
18  91  51  71   3   0   6 0.00  0.0    0  7.8 23 270   M    M   4 8      30 260
19  87  63  75   7   0  10 0.00  0.0    0 10.2 23 330   M    M   1 8      30 300
================================================================================
SM 1621 1039         2 102    T      0.0 133.2          M       24
================================================================================
AV 85.3 54.7                               7.0 FASTST   M    M   1    MAX(MPH)
                                 MISC ---->  # 37 260               # 46  260
================================================================================
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:    AUGUST
                                          YEAR:     2017
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 70.0   TOTAL FOR MONTH:      T    1 = FOG OR MIST
DPTR FM NORMAL:   0.1   DPTR FM NORMAL:   -0.72    2 = FOG REDUCING VISIBILITY
HIGHEST:    91 ON 18, 1 GRTST 24HR    T  ON 13-13      TO 1/4 MILE OR LESS
LOWEST:     47 ON 10                               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.     2    CLEAR  (SCALE 0-3)  17
DPTR FM NORMAL   -11    PTCLDY (SCALE 4-7)   2
TOTAL FM JUL 1     2    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -38

[CDD (BASE 65) ]
TOTAL THIS MO.   102
DPTR FM NORMAL    -7    [PRESSURE DATA]
TOTAL FM JAN 1   539    HIGHEST SLP M ON M
DPTR FM NORMAL   192    LOWEST  SLP 29.70 ON 13

[REMARKS]



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