WFO Monthly/Daily Climate Data
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CXUS56 KTFX 011110
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     MAY
                                          YEAR:      2023
                                          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  84  44  64  15   1   0 0.00  0.0    0  6.1 21 100   M    M   0        30  80
 2  82  45  64  14   1   0 0.00  0.0    0  6.1 18 340   M    M   0        24 340
 3  81  49  65  15   0   0 0.00  0.0    0  5.7 18  90   M    M   1        26 100
 4  84  47  66  16   0   1 0.38  0.0    0  6.3 31 180   M    M   3 38     43 180
 5  68  52  60  10   5   0 0.04  0.0    0  7.4 18  80   M    M   5 3      22  80
 6  60  48  54   3  11   0    T  0.0    0 10.1 23 270   M    M   9        31 270
 7  60  42  51   0  14   0 0.03  0.0    0  5.5 26 180   M    M   6        35 190
 8  64  42  53   1  12   0 0.02  0.0    0  4.5 15 260   M    M   7        21 260
 9  60  45  53   1  12   0 0.05  0.0    0  5.9 31 180   M    M   6 3      42 200
10  67  36  52   0  13   0 0.00  0.0    0  2.8 15  70   M    M   1        18  70
11  66  46  56   3   9   0 0.04  0.0    0  7.4 22 320   M    M   7        28 330
12  70  40  55   2  10   0 0.00  0.0    0  8.4 28  10   M    M   3        36  10
13  63  43  53   0  12   0 0.01  0.0    0  6.6 20  20   M    M   8        24  30
14  73  49  61   7   4   0 0.00  0.0    0  8.0 18  80   M    M   7        23  80
15  80  45  63   9   2   0 0.00  0.0    0  5.4 22 270   M    M   2        27 270
16  83  49  66  12   0   1 0.05  0.0    0  7.8 31 360   M    M   3 38     41 360
17  68  51  60   6   5   0 0.08  0.0    0  7.4 16 330   M    M   4 8      22 310
18  73  44  59   4   6   0 0.00  0.0    0  4.5 10  10   M    M   7 8      16  20
19  81  46  64   9   1   0 0.00  0.0    0  4.4 13 100   M    M   4 8      18  90
20  86  51  69  14   0   4 0.00  0.0    0  3.9 12 270   M    M   1 8      15 260
21  87  53  70  14   0   5 0.04  0.0    0  4.5 26 310   M    M   1 38     36 310
22  80  56  68  12   0   3    T  0.0    0 10.6 32 280   M    M   5 3      47 270
23  77  50  64   8   1   0    T  0.0    0  7.3 26 170   M    M   4        38 180
24  67  56  62   6   3   0 0.10  0.0    0  5.6 18 180   M    M  10        26 180
25  62  53  58   1   7   0 0.18  0.0    0  7.0 14 290   M    M   9 1      18 350
26  64  52  58   1   7   0 0.07  0.0    0  5.0 13 350   M    M   9 1      16 360
27  65  54  60   3   5   0 0.09  0.0    0  3.8 16 310   M    M   9 3      21 310
28  72  52  62   5   3   0 0.03  0.0    0  6.1 20 270   M    M   8 3      26 260
29  79  47  63   5   2   0 0.00  0.0    0  5.8 20 290   M    M   2        29 300
30  79  49  64   6   1   0 0.00  0.0    0  5.5 20 180   M    M   1 3      25 190
31  77  55  66   8   0   1 0.00  0.0    0  6.0 21 280   M    M   4 3      27 270
================================================================================
SM 2262 1491       147  15  1.21  0.0    191.4          M      146
================================================================================
AV 73.0 48.1                               6.2 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    32 280                 47 270
================================================================================
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:      2023
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 60.5   TOTAL FOR MONTH:   1.21    1 = FOG OR MIST
DPTR FM NORMAL:   6.6   DPTR FM NORMAL:   -0.74    2 = FOG REDUCING VISIBILITY
HIGHEST:    87 ON 21    GRTST 24HR  0.42 ON  4- 5      TO 1/4 MILE OR LESS
LOWEST:     36 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:  15
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
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.   147    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL  -203    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  7445    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL    88

[CDD (BASE 65) ]
TOTAL THIS MO.    15
DPTR FM NORMAL     8    [PRESSURE DATA]
TOTAL FM JAN 1    15    HIGHEST SLP 30.52 ON 13
DPTR FM NORMAL     8    LOWEST  SLP 29.57 ON  4

[REMARKS]
#FINAL-05-23#


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