WFO Monthly/Daily Climate Data
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CF6MCW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MASON CITY IA
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          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  38   8  23  -2  42   0 0.00  0.0    0  3.4 10 150   M    M   0        13 140
 2  45  10  28   4  37   0 0.00  0.0    0  5.6 14 310   M    M   0        18 320
 3  42  22  32   8  33   0 0.00  0.0    0 11.4 17 270   M    M   1        22 270
 4  46  22  34  11  31   0 0.00  0.0    0  8.1 14 320   M    M   0 8      20 320
 5  45  17  31   8  34   0 0.00  0.0    0  3.2 10 350   M    M   1        16 300
 6  38  24  31   9  34   0 0.00  0.0    0  7.3 15 290   M    M  10 1      18 310
 7  31  22  27   5  38   0 0.00  0.0    0  4.2 12  70   M    M  10 12     13 150
 8  46  27  37  15  28   0 0.00  0.0    0  9.2 15 200   M    M   5 12     19 240
 9  54  26  40  19  25   0 0.00  0.0    0  7.4 16 330   M    M   0        21 330
10  53  25  39  18  26   0 0.00  0.0    0 10.8 18 210   M    M   0        24 200
11  41  32  37  17  28   0 0.00  0.0    0 17.6 25  60   M    M   6        33  50
12  35  16  26   6  39   0 0.00  0.0    0 15.0 23  30   M    M   5        30  30
13  29  20  25   5  40   0 0.00  0.0    0 11.5 22 320   M    M  10        29 320
14  21   8  15  -5  50   0    T    T    0  9.8 24 320   M    M   2        30 320
15  24   7  16  -3  49   0 0.00  0.0    0  6.7 15 150   M    M   3 8      19 140
16  30   9  20   1  45   0 0.00  0.0    0  4.4 10 160   M    M   2        14 130
17  26  13  20   1  45   0 0.00  0.0    0  7.9 17 170   M    M  10 18     21 180
18  40  24  32  14  33   0    T    T    0 13.2 25 150   M    M   6 18     34 160
19  32  10  21   3  44   0 0.00  0.0    0  9.7 22 320   M    M   8 1      28 330
20  42  10  26   8  39   0 0.00  0.0    0  8.7 18 220   M    M   2        24 210
21  43  15  29  11  36   0 0.00  0.0    0 20.3 41 290   M    M   4        55 300
22  47  13  30  12  35   0 0.00  0.0    0 14.2 29 170   M    M   3        38 170
23  46   3  25   8  40   0 0.07  1.4    0 25.9 41 310   M    M   8 18     57 320
24   4  -4   0 -17  65   0    T    T    1 21.5 35 310   M    M   4 8      49 320
25  21  -7   7 -10  58   0 0.00  0.0    1  8.9 18 230   M    M   0        23 220
26  31   6  19   2  46   0 0.00  0.0    1  6.7 13 130   M    M   0        15 140
27  27  20  24   7  41   0 0.01  0.3    1 12.4 21 320   M    M   8 1      27 320
28  27   5  16  -1  49   0 0.00  0.0    1  9.8 21 330   M    M   5        26 330
29  27   7  17   0  48   0 0.26  3.1    T 11.6 21 140   M    M   6 126    29 140
30  27  20  24   8  41   0    T    T    3 17.3 26 290   M    M  10 18     35 270
31  22  17  20   4  45   0 0.00  0.0    3 11.2 23 170   M    M  10 1      30 160
================================================================================
SM 1080  447      1244   0  0.34  4.8    334.9          M      139
================================================================================
AV 34.8 14.4                              10.8 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 41 290                 57 320
================================================================================
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:      2020
                                          LATITUDE:   43  9 N
                                          LONGITUDE:  93 20 W

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

AVERAGE MONTHLY: 24.6   TOTAL FOR MONTH:   0.34    1 = FOG OR MIST
DPTR FM NORMAL:   5.0   DPTR FM NORMAL:   -0.90    2 = FOG REDUCING VISIBILITY
HIGHEST:    54 ON  9    GRTST 24HR  0.26 ON 29-29      TO 1/4 MILE OR LESS
LOWEST:     -7 ON 25                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   4.8 INCHES  5 = HAIL
                        GRTST 24HR   3.1 ON 29-29  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   3 ON 31,30  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:  15    0.01 INCH OR MORE:   3
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:   2    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1244    CLEAR  (SCALE 0-3)  14
DPTR FM NORMAL  -165    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  2904    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL  -185

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   748    HIGHEST SLP 30.52 ON 29
DPTR FM NORMAL   132    LOWEST  SLP 29.16 ON 23

[REMARKS]
#FINAL-12-20#



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