WFO Monthly/Daily Climate Data
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CXUS56 KTFX 201205
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     FEBRUARY
                                          YEAR:      2018
                                          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  30  15  23  -2  42   0 0.00  0.0    3  3.7 14 260   M    M   3        17 230
 2  49  23  36  10  29   0    T    T    3  7.3 44 250   M    M   6        54 250
 3  45   1  23  -3  42   0 0.22  1.5    2 13.0 28 260   M    M   9 1      36 290
 4  19   0  10 -16  55   0 0.16  2.5    3  2.1 14 280   M    M   9 168    18 290
 5  21  13  17  -9  48   0 0.14  0.8    4  6.0 20 360   M    M   9 1      23 360
 6  25  10  18  -8  47   0 0.08  0.8    4  4.0 16 350   M    M   8 18     19 340
 7  46  16  31   5  34   0 0.00  0.0    4  5.5 22 270   M    M   8        28 260
 8  48   4  26   0  39   0 0.05  0.5    2 13.1 30 260   M    M  10 18     40 300
 9   9   1   5 -21  60   0 0.19  2.0    M  4.3 14 280   M    M  10 18     16 270
10  14  -7   4 -23  61   0    T    T    3  1.3  7 320   M    M   4 18      8 320
11  21   3  12 -15  53   0 0.01  0.2    3  8.0 22 340   M    M   5 8      26 330
12  12  -5   4 -23  61   0 0.00  0.0    2  5.1 15 320   M    M   2 8      18 320
13  29  -6  12 -15  53   0 0.00  0.0    2  3.3 10 270   M    M   1        12 290
14  44  13  29   2  36   0 0.10  1.3    2  7.2 29 360   M    M   6 1      35 360
15  20   2  11 -17  54   0 0.03  0.4    3  5.3 16 330   M    M   6 18     19 340
16  31   4  18 -10  47   0 0.01    T    2  4.6 22 260   M    M   8 1      26 260
17  30  12  21  -7  44   0 0.01  0.5    2  4.0 21 330   M    M   9 1      27 330
18  12   0   6 -22  59   0 0.07  1.6    4 11.6 21 350   M    M  10 18     25 350
19   6  -6   0 -28  65   0 0.02  0.4    4  5.8 13 310   M    M   4 18     14 310
================================================================================
SM  511   93       929   0  1.09    12.5 115.2          M      127
================================================================================
AV 26.9  4.9                               6.1 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 44 250               # 54  250
================================================================================
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:    FEBRUARY
                                          YEAR:     2018
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 15.9   TOTAL FOR MONTH:   1.09    1 = FOG OR MIST
DPTR FM NORMAL: -10.8   DPTR FM NORMAL:    0.90    2 = FOG REDUCING VISIBILITY
HIGHEST:    49 ON  2    GRTST 24HR  0.22 ON  3- 3      TO 1/4 MILE OR LESS
LOWEST:     -7 ON 10                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  12.5 INCHES  5 = HAIL
                        GRTST 24HR   2.5 ON  4- 4  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   4 ON 19,18  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:  14    0.01 INCH OR MORE:  13
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   6    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   929    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL   201    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  5573    CLOUDY (SCALE 8-10)  8
DPTR FM NORMAL   327

[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 29.42 ON 17

[REMARKS]


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