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000
CXUS56 KTFX 010945
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     DECEMBER
                                          YEAR:      2009
                                          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  27   6  17  -9  48   0 0.02    M    2 12.5 22 300   M    M   7 1      36 310
 2  17   5  11 -15  54   0    T    M    1  7.9 14 280   M    M   7 18     20 320
 3  19  -4   8 -18  57   0    T    M    1  3.5  9 130   M    M   3 1      12 330
 4  38  -1  19  -6  46   0    T    M    1  9.3 24 280   M    M   4        33 320
 5  18   6  12 -13  53   0 0.03    M    2 14.3 24 300   M    M  10 12     33 310
 6   6 -11  -2 -27  67   0 0.02    M    4  8.1 16 300   M    M  10 8      20 310
 7  -9 -26 -17 -42  82   0    T    M    5  2.4  9 230   M    M   3 18     10 100
 8 -11 -30 -20 -45  85   0 0.00    M    5  3.3  9 170   M    M   1 18     10 170
 9  10 -21  -5 -29  70   0 0.00    M    4 12.1 24 240   M    M   6        31 280
10  18  -2   8 -16  57   0 0.00    M    4 11.5 21 220   M    M   3        26 230
11  29  12  21  -3  44   0 0.00    M    4 13.9 25 240   M    M   4        30 240
12  25  -6  10 -14  55   0 0.02    M    4  7.3 20  90   M    M   5 1      22  90
13  -6 -14 -10 -34  75   0 0.01    M    6  9.3 16 100   M    M   9 1      20 100
14   4 -23  -9 -33  74   0    T    M    6  7.0 16 220   M    M   7 18     17 220
15  39   5  22  -1  43   0 0.00    M    6 15.0 30 220   M    M   3        37 210
16  41  30  36  13  29   0    T    M    1 16.7 28 240   M    M   4        31 230
17  41  26  34  11  31   0 0.00    M    T 10.2 20 230   M    M   4        24 220
18  40  17  29   6  36   0 0.00    M    1  4.2 14 200   M    M   0        15 200
19  41  28  35  12  30   0    T    M    T 11.0 22 240   M    M   4        26 240
20  38  28  33  10  32   0 0.05    M    T  5.1 15 110   M    M  10 126    18 110
21  45  31  38  16  27   0 0.14    M    T  4.5 15 230   M    M   6 16     18 230
22  36  18  27   5  38   0 0.00    M    T  7.3 15 270   M    M   9 12     16 290
23  18  -7   6 -16  59   0 0.02    M    3  8.6 17 300   M    M   7 18     24 300
24  16  -7   5 -17  60   0 0.00    M    3  3.4  9 250   M    M   3        13 260
25  19  12  16  -6  49   0 0.00    M    3  5.8 12 270   M    M  10 1      14 280
26  25   3  14  -8  51   0 0.00    M    3  3.5  9 150   M    M   2 12      9 150
27  26  -1  13  -9  52   0 0.00    M    3  5.0  9 140   M    M   0         9 130
28  31   5  18  -4  47   0 0.00    M    2  3.1 15 220   M    M   2        16 240
29  32  16  24   2  41   0 0.00    M    1  7.5 18 230   M    M   2        22 230
30  29   5  17  -4  48   0    T    M    1  5.4 13 290   M    M  10 1      16 290
31  11   0   6 -15  59   0    T    M    1  6.2 17 290   M    M   9 18     21 280
================================================================================
SM  713  100      1599   0  0.31    M    244.9          M      164
================================================================================
AV 23.0  3.2                               7.9 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 30 220               # 37  210
================================================================================
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:    DECEMBER
                                          YEAR:     2009
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 13.1   TOTAL FOR MONTH:   0.31    1 = FOG OR MIST
DPTR FM NORMAL: -10.3   DPTR FM NORMAL:   -0.52    2 = FOG REDUCING VISIBILITY
HIGHEST:    45 ON 21    GRTST 24HR  0.19 ON 20-21      TO 1/4 MILE OR LESS
LOWEST:    -30 ON  8                               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:   6 ON 15,14  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:  22    0.01 INCH OR MORE:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:  14    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1599    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL   308    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  3654    CLOUDY (SCALE 8-10)  8
DPTR FM NORMAL   124

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   174    HIGHEST SLP 30.52 ON 23
DPTR FM NORMAL   -81    LOWEST  SLP 29.63 ON 11

[REMARKS]
#FINAL-12-09#