000
CXUS53 KDMX 050920
CF6MCW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MASON CITY IA
                                          MONTH:     DECEMBER
                                          YEAR:      2008
                                          LATITUDE:   43  9 N
                                          LONGITUDE:  93 20 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  23   6  15 -10  50   0    T    T    2 15.9 31 350   M    M   7 18     38 350
 2  35   5  20  -4  45   0 0.00  0.0    0 10.4 23 180   M    M   2 8      28 180
 3  33  10  22  -2  43   0 0.03  0.7    2 18.9 29 330   M    M   4 18     32 330
 4  17   5  11 -12  54   0    T    T    3 14.7 28 310   M    M   6 189    32 310
================================================================================
SM  108   26       192   0  0.03     0.7  59.9          M       19
================================================================================
AV 27.0  6.5                              15.0 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 31 350               # 38  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:  MASON CITY IA
                                          MONTH:    DECEMBER
                                          YEAR:     2008
                                          LATITUDE:   43  9 N
                                          LONGITUDE:  93 20 W

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

AVERAGE MONTHLY: 16.8   TOTAL FOR MONTH:   0.03    1 = FOG OR MIST
DPTR FM NORMAL:  -7.2   DPTR FM NORMAL:   -0.16    2 = FOG REDUCING VISIBILITY
HIGHEST:    35 ON  2    GRTST 24HR  0.05 ON 30- 1      TO 1/4 MILE OR LESS
LOWEST:      5 ON  4, 2                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.7 INCH    5 = HAIL
                        GRTST 24HR   0.7 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   3 ON  4     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:   2    0.01 INCH OR MORE:   1
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
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.   192    CLEAR  (SCALE 0-3)   1
DPTR FM NORMAL    28    PTCLDY (SCALE 4-7)   3
TOTAL FM JUL 1  1768    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -79

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   494    HIGHEST SLP M ON M
DPTR FM NORMAL  -161    LOWEST  SLP 29.70 ON  1

[REMARKS]