WFO Monthly/Daily Climate Data
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000
CXUS56 KTFX 291205
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     MAY
                                          YEAR:      2015
                                          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  70  35  53   7  12   0 0.00    M    0  8.1 21 230   M    M   0        26 230
 2  70  47  59  13   6   0 0.00    M    0 12.7 29 280   M    M   1        35 290
 3  64  37  51   5  14   0 0.00    M    0  7.9 20  80   M    M   4        23  90
 4  74  36  55   9  10   0    T    M    0  7.0 23 260   M    M   1 3      30 340
 5  73  41  57  10   8   0 0.14    M    0  6.7 23 180   M    M   4 3      30 150
 6  55  34  45  -2  20   0 0.01    M    0  8.8 17 300   M    M   5        24 310
 7  48  30  39  -8  26   0 0.00    M    0  6.1 15 280   M    M   7        20 350
 8  48  30  39  -9  26   0    T    M    0  9.2 17 110   M    M   8        20 100
 9  52  25  39  -9  26   0 0.00    M    0  6.7 14  90   M    M   3        19  80
10  58  26  42  -6  23   0 0.00    M    0  5.6 15 100   M    M   2        21 140
11  63  27  45  -4  20   0 0.00    M    0  4.8 16 350   M    M   3        22 350
12  55  40  48  -1  17   0 0.01    M    0  5.5 14 150   M    M   9        17 150
13  64  43  54   5  11   0 0.33    M    0 15.0 28 100   M    M   5 13     36  90
14  56  45  51   1  14   0 0.01    M    0 14.6 26 120   M    M   8        33 110
15  51  44  48  -2  17   0 0.05    M    0 13.6 23  90   M    M   8 1      28  90
16  49  42  46  -4  19   0 1.20    M    0  8.8 20 360   M    M  10 1      24  10
17  43  35  39 -11  26   0 0.13    M    0  9.1 17 360   M    M  10 1      22 360
18  53  31  42  -9  23   0 0.00    M    0  9.1 20 130   M    M   9        25 130
19  60  37  49  -2  16   0 0.00    M    0 13.8 24 140   M    M   6        30 140
20  62  32  47  -4  18   0 0.00    M    0 12.5 25 100   M    M   0        36  90
21  68  33  51  -1  14   0 0.00    M    0 12.0 26  90   M    M   0        31  90
22  67  42  55   3  10   0 0.01    M    0  9.1 20  90   M    M   4 3      24  90
23  61  43  52   0  13   0 0.23    M    0  2.5 12 150   M    M   8 1      13 150
24  61  40  51  -1  14   0 0.03    M    0  3.9 14  90   M    M   8 1      17  90
25  71  44  58   5   7   0 0.00    M    0  4.5 12 120   M    M   3        15  30
26  66  46  56   3   9   0 0.19    M    0  3.4 12 300   M    M   5 13     14 330
27  66  43  55   2  10   0 0.09    M    0  4.6 12 230   M    M   5 123    16 320
28  65  46  56   3   9   0 0.08    M    0  8.5 25 330   M    M   8 13     35 340
================================================================================
SM 1693 1054       438   0  2.51    M    234.1          M      144
================================================================================
AV 60.5 37.6                               8.4 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 29 280               # 36   90
================================================================================
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:    MAY
                                          YEAR:     2015
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 49.1   TOTAL FOR MONTH:   2.51    1 = FOG OR MIST
DPTR FM NORMAL:  -0.6   DPTR FM NORMAL:    0.01    2 = FOG REDUCING VISIBILITY
HIGHEST:    74 ON  4    GRTST 24HR  1.23 ON 16-17      TO 1/4 MILE OR LESS
LOWEST:     25 ON  9                               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:  14
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   7    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   438    CLEAR  (SCALE 0-3)   9
DPTR FM NORMAL     5    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  6963    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL  -977

[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 29.56 ON 16

[REMARKS]



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