WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS56 KTFX 281205
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     APRIL
                                          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  65  27  46   5  19   0 0.00  0.0    0  8.8 23 280   M    M   3        29 290
 2  57  35  46   5  19   0 0.00  0.0    0 14.1 31 280   M    M   2        38 270
 3  46  29  38  -4  27   0 0.01    T    0  9.8 23  10   M    M   7        31 330
 4  53  26  40  -2  25   0 0.00  0.0    0  4.2 13  70   M    M   1        17  60
 5  58  28  43   1  22   0 0.00  0.0    0  4.8 23 260   M    M   5        29 240
 6  71  38  55  13  10   0 0.00  0.0    0  6.9 24 280   M    M   3        30 270
 7  62  36  49   6  16   0    T  0.0    0  7.8 28 260   M    M   4 8      37 220
 8  57  35  46   3  19   0 0.18    T    0  7.5 29 260   M    M   6 1      36 250
 9  48  29  39  -4  26   0    T    T    0 13.7 25 290   M    M   5        32 300
10  55  24  40  -3  25   0 0.02    T    0  5.7 35 260   M    M   1 1      42 260
11  54  22  38  -6  27   0 0.00  0.0    0  4.1 17  70   M    M   2        21  80
12  60  38  49   5  16   0    T  0.0    0  5.8 14 350   M    M   7        16 350
13  63  36  50   6  15   0 0.31  0.0    0  9.2 32 260   M    M   4 1      40 260
14  53  39  46   2  19   0 0.05  0.0    0 14.8 24 260   M    M   5        31 270
15  50  35  43  -2  22   0 0.00  0.0    0 14.1 31 260   M    M   2        39 260
16  57  26  42  -3  23   0 0.00  0.0    0  6.9 22 100   M    M   3        26 100
17  59  39  49   4  16   0 0.02  0.0    0  7.7 28 290   M    M   7 3      33 290
18  63  32  48   2  17   0 0.01  0.0    0  7.5 29 280   M    M   3        35 280
19  62  39  51   5  14   0 0.00  0.0    0  9.9 23 290   M    M   1        30 250
20  64  31  48   2  17   0 0.05  0.0    0  8.2 26 230   M    M   4        34 220
21  49  39  44  -2  21   0 0.01  0.0    0 11.8 22 250   M    M   9        29 250
22  66  35  51   4  14   0 0.00  0.0    0  6.9 22 110   M    M   4        28 100
23  59  42  51   4  14   0 0.02  0.0    0  5.8 21 250   M    M   4        25 260
24  58  41  50   3  15   0    T  0.0    0  6.9 16 180   M    M   7        24 220
25  60  37  49   1  16   0 0.01  0.0    0 10.0 25 270   M    M   6        32 280
26  55  35  45  -3  20   0 0.03  0.0    0  5.9 30 290   M    M   8 13     40 290
27  51  36  44  -4  21   0    T  0.0    0 12.8 25 280   M    M   9        33 250
================================================================================
SM 1555  909       515   0  0.72    T    231.6          M      122
================================================================================
AV 57.6 33.7                               8.6 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 35 260               # 42  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:    APRIL
                                          YEAR:     2017
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 45.6   TOTAL FOR MONTH:   0.72    1 = FOG OR MIST
DPTR FM NORMAL:   1.1   DPTR FM NORMAL:   -0.14    2 = FOG REDUCING VISIBILITY
HIGHEST:    71 ON  6    GRTST 24HR  0.31 ON 13-13      TO 1/4 MILE OR LESS
LOWEST:     22 ON 11                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    T          5 = HAIL
                        GRTST 24HR    T  ON 10-10  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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  10    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   515    CLEAR  (SCALE 0-3)  10
DPTR FM NORMAL   -38    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1  7028    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL    23

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP M ON M
DPTR FM NORMAL     0    LOWEST  SLP 29.45 ON 13

[REMARKS]



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