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WFO Monthly/Daily Climate Data
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CXUS56 KTFX 241155
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PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     MAY
                                          YEAR:      2013
                                          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  50  24  37 -12  28   0 0.00  0.0    0  7.0 23 260   M    M   4        28 280
 2  67  25  46  -4  19   0 0.00  0.0    0  6.2 22 270   M    M   0        29 290
 3  57  40  49  -1  16   0 0.08  0.0    0  8.0 23 350   M    M   8 1      28 350
 4  59  42  51   1  14   0 0.05  0.0    0  7.5 17  70   M    M  10        23  70
 5  68  35  52   1  13   0 0.00  0.0    0  4.5 12  90   M    M   0        25 330
 6  75  37  56   5   9   0 0.00  0.0    0  3.5 13  30   M    M   0        15  10
 7  71  39  55   4  10   0 0.00  0.0    0  9.0 24 360   M    M   1        30  10
 8  77  45  61   9   4   0 0.00  0.0    0  5.4 13  90   M    M   0        15  80
 9  74  46  60   8   5   0    T  0.0    0  3.8 37 340   M    M   2        49 320
10  69  41  55   3  10   0 0.00  0.0    0  8.1 29 340   M    M   0        36 350
11  79  41  60   7   5   0    T  0.0    0  3.4 23 250   M    M   1        30 250
12  87  45  66  13   0   1 0.00  0.0    0  5.1 23 270   M    M   0        28 280
13  88  54  71  18   0   6 0.00  0.0    0  9.2 31 310   M    M   1        41 230
14  73  47  60   6   5   0 0.00  0.0    0 13.3 26 290   M    M   1        36 290
15  72  47  60   6   5   0    T  0.0    0  5.8 26 310   M    M   2        31 310
16  67  45  56   2   9   0 0.04  0.0    0  4.9 18 280   M    M   6        25 290
17  56  41  49  -5  16   0 0.04  0.0    0  4.7 12 340   M    M   7 1      13 320
18  63  47  55   0  10   0 0.05  0.0    0  5.9 23 300   M    M  10 1      29 320
19  55  48  52  -3  13   0 0.13  0.0    0  5.8 15 230   M    M  10        20 230
20  65  44  55   0  10   0 0.11  0.0    0  5.8 17  40   M    M   7 1      21  40
21  74  40  57   1   8   0 0.00  0.0    0  9.0 26  90   M    M   2 12     32 100
22  63  44  54  -2  11   0 0.39  0.0    0 11.3 30 140   M    M   4 1      38 100
23  54  37  46 -10  19   0 0.51  0.0    0  7.3 25 230   M    M  10 1      31 230
================================================================================
SM 1563  954       239   7  1.40     0.0 154.5          M       86
================================================================================
AV 68.0 41.5                               6.7 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 37 340               # 49  320
================================================================================
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:    MAY
                                          YEAR:     2013
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 54.7   TOTAL FOR MONTH:   1.40    1 = FOG OR MIST
DPTR FM NORMAL:   1.8   DPTR FM NORMAL:    0.14    2 = FOG REDUCING VISIBILITY
HIGHEST:    88 ON 13    GRTST 24HR  0.82 ON 22-23      TO 1/4 MILE OR LESS
LOWEST:     24 ON  1                               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:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:   2    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   239    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL   -45    PTCLDY (SCALE 4-7)   5
TOTAL FM JUL 1  6930    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL  -408

[CDD (BASE 65) ]
TOTAL THIS MO.     7
DPTR FM NORMAL     7    [PRESSURE DATA]
TOTAL FM JAN 1     7    HIGHEST SLP M ON M
DPTR FM NORMAL     7    LOWEST  SLP 29.64 ON 13

[REMARKS]
National Weather Service Weather Forecast Office
