WFO Monthly/Daily Climate Data
Issued by NWS

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097
CXUS56 KTFX 261205
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2017
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 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  82  52  67   7   0   2 0.00    M    0  7.0 16 270   M    M   0 8      22 290
 2  89  50  70  10   0   5 0.00    M    0  4.7 12 280   M    M   1 8      16 330
 3  82  55  69   9   0   4 0.00    M    0  7.8 20 300   M    M   3 8      24 310
 4  68  42  55  -4  10   0 0.00    M    0  6.0 20 100   M    M   2        25  90
 5  77  38  58  -1   7   0 0.00    M    0  6.3 13 120   M    M   0        15 100
 6  83  43  63   4   2   0 0.00    M    0  5.2 12  20   M    M   0 8      15 310
 7  87  44  66   8   0   1 0.00    M    0  6.7 17  90   M    M   0        22 100
 8  91  49  70  12   0   5 0.00    M    0  4.9 14 230   M    M   0        17 240
 9  91  52  72  15   0   7    T    M    0  4.6 15 290   M    M   1 8      21 290
10  83  53  68  11   0   3 0.00    M    0  9.2 24 280   M    M   1        37 270
11  88  47  68  11   0   3 0.00    M    0  4.9 12 180   M    M   0        13 360
12  85  49  67  11   0   2 0.00    M    0  7.3 14 140   M    M   4 8      17 140
13  81  50  66  10   0   1 0.03    M    0  6.5 21 300   M    M   6 38     26  10
14  50  44  47  -8  18   0 0.77    M    0  7.9 15  80   M    M  10 1      21  90
15  44  36  40 -15  25   0 0.97    M    0  5.5 13  80   M    M  10        17  70
16  46  34  40 -15  25   0 0.10    M    0  3.5  9 320   M    M   8        12 310
17  63  32  48  -6  17   0 0.00    M    0  9.9 24 270   M    M   0        29 260
18  66  41  54   0  11   0 0.01    M    0 10.2 22 230   M    M   7        28 230
19  56  41  49  -4  16   0    T    M    0 10.6 26 230   M    M   8        33 280
20  55  38  47  -6  18   0    T    M    0 15.4 30 210   M    M   5        39 200
21  52  39  46  -7  19   0 0.02    M    0  5.6 16 100   M    M   4        20 100
22  40  33  37 -15  28   0 0.31    M    0  5.9 15 110   M    M  10 1      17 100
23  50  33  42 -10  23   0 0.19    M    0  5.3 13 100   M    M   9 1      15 100
24  52  32  42 -10  23   0 0.00    M    0  4.2  9 130   M    M   6        13 120
25  60  29  45  -6  20   0 0.00    M    0  5.3 10  20   M    M   1        15  20
================================================================================
SM 1721 1056       262  33  2.40    M    170.4          M       96
================================================================================
AV 68.8 42.2                               6.8 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 30 210               # 39  200
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  LEWISTOWN MT
                                          MONTH:    SEPTEMBER
                                          YEAR:     2017
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 55.5   TOTAL FOR MONTH:   2.40    1 = FOG OR MIST
DPTR FM NORMAL:  -0.3   DPTR FM NORMAL:    1.26    2 = FOG REDUCING VISIBILITY
HIGHEST:    91 ON  9, 8 GRTST 24HR  0.97 ON 15-15      TO 1/4 MILE OR LESS
LOWEST:     29 ON 25                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    M          5 = HAIL
                        GRTST 24HR    M  ON   M    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:   8
MAX 90 OR ABOVE:   2    0.10 INCH OR MORE:   5
MIN 32 OR BELOW:   3    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   262    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL    18    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1   300    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -102

[CDD (BASE 65) ]
TOTAL THIS MO.    33
DPTR FM NORMAL    20    [PRESSURE DATA]
TOTAL FM JAN 1   375    HIGHEST SLP M ON M
DPTR FM NORMAL   166    LOWEST  SLP 29.54 ON 20

[REMARKS]



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