WFO Monthly/Daily Climate Data
Issued by NWS Grand Rapids, MI

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CXUS53 KGRR 010910
CF6GRR
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   GRAND RAPIDS
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   42 52 N
                                          LONGITUDE:  85 31 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  40  24  32 -10  33   0    T    T    0 11.9 21 360   M    M   4        29 330
 2  47  16  32 -10  33   0 0.00  0.0    0  4.8 13 260   M    M   1        18 210
 3  61  31  46   3  19   0 0.00  0.0    0 12.1 28 250   M    M   3        37 230
 4  71  33  52   9  13   0 0.00  0.0    0  5.9 13 160   M    M   4 8      19 130
 5  69  48  59  15   6   0 0.23  0.0    0  8.7 22  10   M    M   6 13     29  10
 6  78  47  63  19   2   0    T  0.0    0  8.4 28 250   M    M   6        33 240
 7  80  56  68  23   0   3    T  0.0    0  9.6 21 180   M    M   7 3      32 180
 8  74  51  63  18   2   0 0.28  0.0    0 12.7 28 140   M    M   7 18     38 140
 9  66  48  57  12   8   0    T  0.0    0 11.6 24 220   M    M   8        34 200
10  70  42  56  10   9   0 0.96  0.0    0  8.8 22 200   M    M   7 13     31 190
11  61  46  54   8  11   0 0.11  0.0    0  5.8 16 160   M    M   8 12     20 160
12  62  43  53   6  12   0 0.00  0.0    0  9.7 24 270   M    M   5        31 260
13  54  35  45  -2  20   0 0.00  0.0    0 11.1 23 230   M    M   3        29 270
14  45  34  40  -8  25   0 0.00  0.0    0 11.5 21 250   M    M   7        28 240
15  45  36  41  -7  24   0 0.02  0.0    0 12.1 21 310   M    M  10        27 320
16  56  37  47  -1  18   0 0.00  0.0    0  9.7 20 250   M    M   6        23 240
17  60  33  47  -2  18   0 0.00  0.0    0  6.1 17 270   M    M   3        24 270
18  61  31  46  -3  19   0 0.00  0.0    0  6.4 20 240   M    M   6        27 250
19  53  37  45  -5  20   0 0.12  0.0    0 13.3 25 250   M    M   8 1      31 260
20  40  32  36 -14  29   0 0.00  0.0    0  8.0 13  20   M    M   8        18 290
21  42  26  34 -16  31   0 0.02  0.3    0  8.6 22 300   M    M   5 128    28 300
22  48  25  37 -14  28   0    T    T    0  9.2 22 260   M    M   3        35 260
23  61  32  47  -4  18   0 0.00  0.0    0 11.4 23 250   M    M   4        29 250
24  53  38  46  -5  19   0    T  0.0    0  4.5 13 290   M    M   8 1      16 290
25  52  35  44  -8  21   0 0.00  0.0    0 11.1 21 320   M    M   8 1      29 310
26  63  37  50  -2  15   0    T    T    0 15.9 23 110   M    M   8 4      32 110
27  78  49  64  12   1   0 0.00  0.0    0 10.0 21 260   M    M   8        27 260
28  65  51  58   5   7   0    T  0.0    0  8.0 20 250   M    M   7        26 250
29  62  48  55   2  10   0 0.10  0.0    0  9.5 21 300   M    M   9 1      31 300
30  54  36  45  -9  20   0 0.07  0.0    0 12.3 24 330   M    M   4 1      35 300
================================================================================
SM 1771 1137       491   3  1.91  0.3    288.7          M      181
================================================================================
AV 59.0 37.9                               9.6 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 28 250                 38 140
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   GRAND RAPIDS
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   42 52 N
                                          LONGITUDE:  85 31 W

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

AVERAGE MONTHLY: 48.5   TOTAL FOR MONTH:   1.91    1 = FOG OR MIST
DPTR FM NORMAL:   0.5   DPTR FM NORMAL:   -1.44    2 = FOG REDUCING VISIBILITY
HIGHEST:    80 ON  7    GRTST 24HR  1.00 ON 10-11      TO 1/4 MILE OR LESS
LOWEST:     16 ON  2                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.3 INCH    5 = HAIL
                        GRTST 24HR   0.3 ON 21-21  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  0            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:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   8    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   491    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL   -27    PTCLDY (SCALE 4-7)  24
TOTAL FM JUL 1  5863    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL  -342

[CDD (BASE 65) ]
TOTAL THIS MO.     3
DPTR FM NORMAL    -4    [PRESSURE DATA]
TOTAL FM JAN 1     3    HIGHEST SLP 30.58 ON  2
DPTR FM NORMAL    -5    LOWEST  SLP 29.33 ON 11

[REMARKS]
#FINAL-04-21#


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