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WFO Monthly/Daily Climate Data
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CXUS53 KDMX 010920
CF6MIW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MARSHALLTOWN IA
                                          MONTH:     DECEMBER
                                          YEAR:      2010
                                          LATITUDE:   42  6 N
                                          LONGITUDE:  92 55 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  28  15  22  -6  43   0    T    T    0 15.2 26 300   M    M   5        32 300
 2  35  18  27  -1  38   0    T    T    T  6.0 13  30   M    M   7 1      15  30
 3  28  15  22  -5  43   0    T    M    0 10.1 21 110   M    M   6 1      25 100
 4  27  15  21  -6  44   0 0.01    M    M 14.5 25 340   M    M   9 1      31 350
 5  22   8  15 -11  50   0    T    T    0 13.7 24 310   M    M   5 1      28 310
 6  20   9  15 -11  50   0    T    M    0 12.4 18 310   M    M   9 18     23 320
 7  22   5  14 -11  51   0    T    M    0  7.1 12 350   M    M   1 8      16 350
 8  26   5  16  -9  49   0 0.00  0.0    0  4.4 10 130   M    M   2        13 130
 9  38  17  28   3  37   0 0.00  0.0    0 12.0 24 160   M    M   2        29 160
10  45  19  32   8  33   0 0.01  0.0    0  8.3 20 140   M    M   3        25 140
11  45  19  32   8  33   0 0.17    M    0 19.6 41 350   M    M  10 129    58 350
12  18  -1   9 -14  56   0 0.00  0.0    M 28.2 39 350   M    M   4 128    58 350
13   9  -3   3 -20  62   0 0.00  0.0    M  8.3 15 330   M    M   0        20 330
14  16  -2   7 -16  58   0 0.00  0.0    M  5.9 14 130   M    M   9        16 130
15  22  16  19  -3  46   0    M    M    M 12.8 20 100   M    M   9 1      23 100
16  21   2  12 -10  53   0    M    M    M  7.7 14 310   M    M   8 18     16 300
17  19  -1   9 -13  56   0 0.00  0.0    M  9.6 16 260   M    M   0 18     20 270
18  18   1  10 -11  55   0 0.00  0.0    M  8.3 16 270   M    M   0        18 270
19  21  -5   8 -13  57   0    T    M    M  4.8 13 110   M    M   4 1      14 110
20  32  20  26   5  39   0    T    M    M 14.8 23 130   M    M   9 18     28 130
21  32  15  24   4  41   0 0.00  0.0    M 10.6 23 310   M    M   8 18     26 310
22   M   M   M   M   M   M 0.00  0.0    M 10.8 21 310   M    M  10         M  M
23   M   M   M   M   M   M    T    M    0  4.9 10 110   M    M   8 1       M  M
24  27  14  21   2  44   0    M    M    0 11.3 16 100   M    M  10 12     18 110
25  23  12  18  -1  47   0 0.00  0.0    M 13.9 20 340   M    M  10 1      24 340
26  17  12  15  -4  50   0    T    M    M  6.6 16 330   M    M  10 12     21 330
27  19   4  12  -7  53   0    T    M    0  7.5 16 190   M    M   9 12     18 190
28  27  10  19   1  46   0 0.00  0.0    0  6.4 13 220   M    M   3 12     15 210
29  36  20  28  10  37   0 0.00  0.0    M 14.0 21 150   M    M   7 12     26 150
30  50  27  39  21  26   0 0.00  0.0    M 17.1 25 140   M    M   9 12     32 140
31  36  11  24   6  41   0 0.05    M    M 16.7 37 240   M    M  10 126    44 230
================================================================================
SM  779  297      1338   0  0.24    T    343.5          M      196
================================================================================
AV 26.9 10.2                              11.1 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 41 350               # 58  350
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  MARSHALLTOWN IA
                                          MONTH:    DECEMBER
                                          YEAR:     2010
                                          LATITUDE:   42  6 N
                                          LONGITUDE:  92 55 W

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

AVERAGE MONTHLY: 18.6   TOTAL FOR MONTH:   0.24    1 = FOG OR MIST
DPTR FM NORMAL:  -3.7   DPTR FM NORMAL:   -1.00    2 = FOG REDUCING VISIBILITY
HIGHEST:    50 ON 30    GRTST 24HR  0.18 ON 10-11      TO 1/4 MILE OR LESS
LOWEST:     -5 ON 19                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    T          5 = HAIL
                        GRTST 24HR    T  ON  5- 5  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   T           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:   4
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:  29    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   5    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1338    CLEAR  (SCALE 0-3)   8
DPTR FM NORMAL    12    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  2601    CLOUDY (SCALE 8-10) 14
DPTR FM NORMAL  -231

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   944    HIGHEST SLP 30.54 ON  5
DPTR FM NORMAL   157    LOWEST  SLP 29.32 ON 30

[REMARKS]
#FINAL-12-10#
National Weather Service National Headquarters
