WFO Monthly/Daily Climate Data
Issued by NWS Rapid City, SD

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CXUS53 KUNR 010930
CF6RAP
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   RAPID CITY AIRPORT SD
                                          MONTH:     MAY
                                          YEAR:      2021
                                          LATITUDE:   44  2 N
                                          LONGITUDE: 103  4 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  80  54  67  19   0   2 0.08    M    M 10.2 24 350   M    M   1        30 350
 2  58  45  52   3  13   0 0.03    M    M 19.1 39 330   M    M   7 1      51 330
 3  59  33  46  -3  19   0 0.00    M    M 13.2 23 340   M    M   4        31  10
 4  64  31  48  -1  17   0 0.02    M    M 10.6 25 170   M    M   4        32 160
 5  60  34  47  -3  18   0 0.09    M    M 13.5 33 340   M    M   3 1      44 340
 6  65  35  50   0  15   0 0.00    M    M  5.2 15  10   M    M   2        20  20
 7  70  35  53   2  12   0 0.00    M    M 13.6 29 110   M    M   0        37 140
 8  50  36  43  -8  22   0    T    M    M 11.5 22 120   M    M   9        29 110
 9  50  36  43  -8  22   0 0.05    M    M  5.6 20 330   M    M   9 3      24 330
10  54  33  44  -8  21   0 0.00    M    M  5.4 13  90   M    M   8        18  70
11  61  31  46  -6  19   0 0.00    M    M  5.7 17 150   M    M   5        24 160
12  65  31  48  -5  17   0 0.01    M    M  9.4 24 190   M    M   2 3      34 170
13  68  31  50  -3  15   0 0.02    M    M  7.9 23 260   M    M   1        29 190
14  67  38  53   0  12   0    T    M    M  7.6 22  20   M    M   2        35  30
15  67  44  56   2   9   0 0.03    M    M  3.6 15 200   M    M   8        19 190
16  73  47  60   6   5   0    T    M    M  5.8 16 150   M    M   6 1      22 140
17  72  41  57   2   8   0 0.00    M    M  9.4 25 130   M    M   6 12     32 120
18  81  50  66  11   0   1 0.00    M    M 16.0 30 170   M    M   3        40 160
19  80  49  65  10   0   0 0.00    M    M 10.4 29 340   M    M   1        37 330
20  84  49  67  11   0   2 0.38    M    M 13.7 29 220   M    M   2 13     38 220
21  56  40  48  -8  17   0 0.07    M    M 23.6 32 340   M    M   9 138    44 340
22  56  39  48  -8  17   0    T    M    M 15.1 29 350   M    M  10 1      40 340
23  65  44  55  -2  10   0 1.35    M    M  7.9 44 280   M    M   8 1235   58 280
24  75  42  59   2   6   0 0.00    M    M 16.5 36 260   M    M   0        48 230
25  75  45  60   2   5   0    T    M    M 12.4 24 310   M    M   1        34 310
26  52  40  46 -12  19   0 0.35    M    M 10.6 37  70   M    M   6 13     50  60
27  47  40  44 -14  21   0 0.00    M    M 10.6 17  20   M    M  10 12     22  50
28  66  39  53  -6  12   0 0.00    M    M 16.1 28 150   M    M   4        37 170
29  67  44  56  -3   9   0 0.00    M    M 12.1 24 360   M    M   5        31 360
30  72  42  57  -2   8   0 0.00    M    M  4.4 16 340   M    M   4        24 330
31  75  41  58  -2   7   0 0.00    M    M 10.1 23 180   M    M   1        32 160
================================================================================
SM 2034 1239       375   5  2.48    M    336.8          M      141
================================================================================
AV 65.6 40.0                              10.9 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    44 280                 58 280
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   RAPID CITY AIRPORT SD
                                          MONTH:     MAY
                                          YEAR:      2021
                                          LATITUDE:   44  2 N
                                          LONGITUDE: 103  4 W

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

AVERAGE MONTHLY: 52.8   TOTAL FOR MONTH:   2.48    1 = FOG OR MIST
DPTR FM NORMAL:  -1.3   DPTR FM NORMAL:   -0.97    2 = FOG REDUCING VISIBILITY
HIGHEST:    84 ON 20    GRTST 24HR  1.35 ON 23-23      TO 1/4 MILE OR LESS
LOWEST:     31 ON 13,12                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:   4    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   375    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL    26    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  7013    CLOUDY (SCALE 8-10)  7
DPTR FM NORMAL  -146

[CDD (BASE 65) ]
TOTAL THIS MO.     5
DPTR FM NORMAL    -6    [PRESSURE DATA]
TOTAL FM JAN 1     5    HIGHEST SLP 30.36 ON  6
DPTR FM NORMAL    -7    LOWEST  SLP 29.50 ON  2

[REMARKS]
#FINAL-05-21#


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