WFO Monthly/Daily Climate Data
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CXUS56 KTFX 291110
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     MAY
                                          YEAR:      2020
                                          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  58  35  47   1  18   0 0.20  0.0    0  8.1 23 290   M    M   9 1      30 290
 2  66  30  48   2  17   0 0.00  0.0    0  6.5 15 110   M    M   0        18 120
 3  63  32  48   2  17   0 0.13  0.0    0 11.6 37 300   M    M   3 13     46 300
 4  57  29  43  -3  22   0 0.00  0.0    0 12.9 29 300   M    M   2        39 270
 5  57  28  43  -4  22   0 0.00  0.0    0  8.8 20 320   M    M   1        29 300
 6  66  32  49   2  16   0 0.76  2.2    0 13.7 30 310   M    M   3 1      47 300
 7  47  32  40  -7  25   0 0.49  8.1    7  5.9 16 300   M    M   6        21 300
 8  56  30  43  -5  22   0 0.19  0.0    T  8.7 21  10   M    M   5 1      32 340
 9  54  32  43  -5  22   0    T  0.0    0  6.5 15  10   M    M   6        21  10
10  46  31  39  -9  26   0 0.00  0.0    0 12.4 21 100   M    M   5        27  80
11  44  33  39 -10  26   0 0.00  0.0    0 15.6 21  90   M    M  10        26 140
12  50  31  41  -8  24   0 0.13  0.7    T  8.7 20 100   M    M   9 12     24 100
13  57  33  45  -4  20   0 0.07  0.0    0  9.0 31 270   M    M   7 12     42 280
14  63  31  47  -3  18   0 0.00  0.0    0  6.6 22 260   M    M   3        25 270
15  60  34  47  -3  18   0 0.59  0.0    0  6.4 22 200   M    M   6 13     26  30
16  66  35  51   1  14   0 0.00  0.0    0  6.2 14 130   M    M   2        18 130
17  73  40  57   7   8   0 0.01  0.0    0  8.3 29 220   M    M   2        38 220
18  73  51  62  11   3   0 0.00  0.0    0  6.0 26 300   M    M   2 3      36 300
19  73  47  60   9   5   0 0.20  0.0    0  8.3 35 260   M    M   3 135    43 260
20  60  47  54   3  11   0 0.73  0.0    0  8.6 26 270   M    M  10 123    32 270
21  63  41  52   0  13   0    T  0.0    0 21.8 38 220   M    M   5        46 230
22  64  39  52   0  13   0 0.00  0.0    0  8.8 20 260   M    M   3        28 250
23  52  41  47  -5  18   0 0.04  0.0    0  5.5 14  30   M    M   9        18 360
24  60  42  51  -1  14   0 0.16  0.0    0  5.4 12 350   M    M   8 1      15 350
25  68  39  54   1  11   0 0.02  0.0    0  5.5 17 270   M    M   3        21 280
26  71  46  59   6   6   0 0.04  0.0    0 10.1 22 300   M    M   4        29 290
27  67  42  55   2  10   0 0.00  0.0    0  6.9 17  20   M    M   4        21  20
28  67  42  55   2  10   0 0.00  0.0    0  9.7 18  90   M    M   4        23 100
================================================================================
SM 1701 1025       449   0  3.76 11.0    252.5          M      134
================================================================================
AV 60.8 36.6                               9.0 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    38 220                 47 300
================================================================================
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:      2020
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 48.7   TOTAL FOR MONTH:   3.76    1 = FOG OR MIST
DPTR FM NORMAL:  -0.9   DPTR FM NORMAL:    1.26    2 = FOG REDUCING VISIBILITY
HIGHEST:    73 ON 19,18  GRTST 24HR  0.76 ON  6- 6      TO 1/4 MILE OR LESS
LOWEST:     28 ON  5                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  11.0 INCHES  5 = HAIL
                        GRTST 24HR   8.1 ON  7- 7  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   7 ON  7     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:  10
MIN 32 OR BELOW:  11    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   449    CLEAR  (SCALE 0-3)   8
DPTR FM NORMAL    16    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  8254    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL   314

[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 29.57 ON 21

[REMARKS]


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