WFO Monthly/Daily Climate Data
Issued by NWS

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CXUS56 KTFX 241205
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     MAY
                                          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  53  38  46   0  19   0 0.01    M    0 12.8 28 260   M    M   8        36 250
 2  51  36  44  -2  21   0 0.18    M    0  9.0 28 310   M    M  10 1      40 320
 3  65  32  49   3  16   0 0.00    M    0  6.7 16 260   M    M   1        22 310
 4  77  39  58  12   7   0 0.00    M    0  6.0 14 300   M    M   0        18 290
 5  82  44  63  16   2   0 0.00    M    0 10.3 21 160   M    M   0        25 160
 6  81  48  65  18   0   0 0.01    M    0  6.8 35 270   M    M   1 3      43 270
 7  60  39  50   3  15   0 0.22    M    0 10.5 22 310   M    M   7 13     32 310
 8  58  33  46  -2  19   0 0.00    M    0  7.8 16 290   M    M   0        22 300
 9  65  34  50   2  15   0 0.00    M    0  5.0 13 300   M    M   1        17 300
10  71  35  53   5  12   0 0.00    M    0  5.5 12  70   M    M   0        16 130
11  78  42  60  11   5   0 0.15    M    0  7.6 44 250   M    M   1 3      49 260
12  81  46  64  15   1   0 0.00    M    0  9.7 30 190   M    M   2 3      39 190
13  53  34  44  -5  21   0 0.03    M    0  9.9 21 280   M    M   7 1      29 280
14  56  32  44  -6  21   0 0.01    M    0  7.5 17 280   M    M   4        23 280
15  53  35  44  -6  21   0 0.04    M    0  3.0 13 350   M    M   7        17 350
16  62  32  47  -3  18   0 0.16    M    0  8.5 20 290   M    M   4 3      26 120
17  51  43  47  -3  18   0 0.43    M    0 14.9 28  60   M    M   9 1      40  70
18  54  36  45  -6  20   0 0.00    M    0 10.6 16 100   M    M   4        21  70
19  60  28  44  -7  21   0 0.00    M    0  4.3 12 220   M    M   0        14 280
20  63  34  49  -2  16   0 0.29    M    0  5.0 21 270   M    M   5 13     26 330
21  65  35  50  -2  15   0    T    M    0  7.0 18 360   M    M   3        27 340
22  67  40  54   2  11   0    T    M    0 10.7 22 360   M    M   5        30 360
23  75  36  56   4   9   0 0.00    M    0  5.4 13 230   M    M   0        16 200
================================================================================
SM 1481  851       323   0  1.53    M    184.5          M       79
================================================================================
AV 64.4 37.0                               8.0 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 44 250               # 49  260
================================================================================
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:     2017
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 50.7   TOTAL FOR MONTH:   1.53    1 = FOG OR MIST
DPTR FM NORMAL:   1.8   DPTR FM NORMAL:   -0.42    2 = FOG REDUCING VISIBILITY
HIGHEST:    82 ON  5    GRTST 24HR  0.43 ON 17-17      TO 1/4 MILE OR LESS
LOWEST:     28 ON 19                               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:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   4    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   323    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL   -49    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  7695    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL  -184

[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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