WFO Monthly/Daily Climate Data
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CXUS53 KAPX 010730
CF6APN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ALPENA MI
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   45  4 N
                                          LONGITUDE:  83 34 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  34  20  27  -8  38   0 0.01  0.5    1 12.0 23 350   M    M   5 1      32 360
 2  44  17  31  -5  34   0 0.00  0.0    0  6.0 16 100   M    M   0        23 100
 3  61  25  43   7  22   0 0.00  0.0    0  6.7 18  10   M    M   1        24  10
 4  60  27  44   7  21   0 0.00  0.0    0  5.4 14 130   M    M   2        19 110
 5  57  35  46   9  19   0    T  0.0    0 10.7 22 110   M    M   4        30 100
 6  65  40  53  15  12   0    T  0.0    0  6.2 15  30   M    M   5        18  20
 7  60  35  48  10  17   0 0.00  0.0    0  6.4 17 120   M    M   2 1      23 130
 8  63  44  54  15  11   0 0.06  0.0    0  8.0 21 180   M    M   5 1      29 180
 9  68  48  58  19   7   0 0.17  0.0    0  8.0 25 180   M    M   9 1      33 170
10  65  41  53  14  12   0 0.00  0.0    0  6.7 17 110   M    M   2 12     23 100
11  59  45  52  12  13   0 0.11  0.0    0  6.7 18 100   M    M   6 12     27 110
12  49  43  46   6  19   0 0.07  0.0    0  4.9 14  90   M    M  10 12     20  60
13  59  41  50   9  15   0 0.00  0.0    0  6.4 17 250   M    M   7 12     27 260
14  44  35  40  -1  25   0 0.10  0.0    0  3.9 14 270   M    M  10 1      21 250
15  42  34  38  -4  27   0 0.12    T    0  8.1 16 320   M    M  10 1      24 310
16  54  35  45   3  20   0    T  0.0    0 11.8 18 340   M    M   9        26 340
17  58  30  44   2  21   0    T  0.0    0  4.5 15 340   M    M   4        18 340
18  58  31  45   2  20   0 0.00  0.0    0  5.5 14 280   M    M   0        24 260
19  48  28  38  -5  27   0 0.06  0.0    0  8.1 20 280   M    M   7 1      33 280
20  39  25  32 -12  33   0 0.00  0.0    0 11.7 20 330   M    M   7        32 290
21  40  25  33 -11  32   0 0.01    T    T  8.5 23 350   M    M   8 1      29 350
22  50  27  39  -5  26   0 0.01    T    T  6.8 17 330   M    M   4        26 260
23  67  26  47   2  18   0 0.00  0.0    0  6.3 17 330   M    M   4        26 260
24  63  28  46   1  19   0 0.11  0.0    0  5.1 17 160   M    M   5 1      24 150
25  44  27  36 -10  29   0    T    T    0 12.4 23 340   M    M   7 1      36 320
26  39  24  32 -14  33   0 0.07  0.3    0  9.5 22 150   M    M   8 1      29 140
27  57  38  48   2  17   0 0.29  0.0    0  8.7 20 100   M    M   4 13     28 100
28  50  39  45  -2  20   0 0.77  0.0    0  6.9 15  30   M    M   9 13     31 320
29  61  43  52   5  13   0    T  0.0    0  6.2 15 300   M    M   8 1      27 300
30  50  36  43  -4  22   0 0.00  0.0    0 16.5 35 330   M    M   2        48 330
================================================================================
SM 1608  992       642   0  1.96  0.8    234.6          M      164
================================================================================
AV 53.6 33.1                               7.8 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    35 330                 48 330
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   ALPENA MI
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   45  4 N
                                          LONGITUDE:  83 34 W

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

AVERAGE MONTHLY: 43.3   TOTAL FOR MONTH:   1.96    1 = FOG OR MIST
DPTR FM NORMAL:   1.7   DPTR FM NORMAL:   -0.43    2 = FOG REDUCING VISIBILITY
HIGHEST:    68 ON  9    GRTST 24HR  1.05 ON 27-28      TO 1/4 MILE OR LESS
LOWEST:     17 ON  2                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.8 INCH    5 = HAIL
                        GRTST 24HR   0.5 ON  1- 1  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON  1     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:  14
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:  14    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   642    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL   -61    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  6757    CLOUDY (SCALE 8-10)  7
DPTR FM NORMAL  -801

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -2    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.55 ON  2
DPTR FM NORMAL    -2    LOWEST  SLP 29.37 ON 11

[REMARKS]
#FINAL-04-21#


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