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000
CXUS55 KRIW 011010
CF6RKS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCK SPRINGS WY
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   41 35 N
                                          LONGITUDE: 109  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  61  23  42   4  23   0 0.00    M    M  6.4 15 150   M    M   0        18 140
 2  66  30  48  10  17   0 0.00    M    M  9.6 26 270   M    M   0        38 260
 3  71  33  52  14  13   0 0.00    M    M  7.7 23 260   M    M   1        33 260
 4  71  38  55  16  10   0 0.00    M    M  9.7 31 260   M    M   1        45 260
 5  68  39  54  15  11   0 0.00    M    M 11.2 37 220   M    M   3        57 160
 6  41  25  33  -6  32   0    T    M    M 18.7 40 260   M    M  10 18     51 260
 7  55  29  42   3  23   0 0.00    M    M 15.8 31 260   M    M   3        42 260
 8  57  25  41   1  24   0 0.00    M    M 16.9 38 270   M    M   2        52 240
 9  51  22  37  -3  28   0 0.00    M    M 14.9 28 260   M    M   1        40 280
10  61  24  43   3  22   0 0.00    M    M 18.2 39 250   M    M   0        52 240
11  50  26  38  -2  27   0 0.00    M    M 12.7 26 290   M    M   0        34 280
12  42  18  30 -10  35   0 0.00    M    M 16.3 33  60   M    M   3        42  70
13  39  17  28 -13  37   0    T    M    M 27.4 40  60   M    M   4        51  60
14  28  19  24 -17  41   0 0.04    M    M 30.4 40  60   M    M  10 128    53  50
15  32  20  26 -15  39   0    T    M    M 19.0 32  60   M    M  10 18     41  60
16  36  20  28 -14  37   0    T    M    M 15.6 28  70   M    M   7        34  40
17  45  20  33  -9  32   0    T    M    M  9.0 23  60   M    M   4        30  40
18  57  22  40  -2  25   0 0.00    M    M 10.4 22 270   M    M   2        31 270
19  42  15  29 -13  36   0 0.02    M    M 17.4 37  60   M    M   6 12     47  60
20  38  10  24 -19  41   0 0.00    M    M  9.1 20  70   M    M   4        29  50
21  44  18  31 -12  34   0 0.00    M    M 10.4 17 160   M    M   3        30  90
22  55  22  39  -4  26   0 0.00    M    M 10.4 23 260   M    M   2        33 260
23  56  31  44   0  21   0    T    M    M 14.6 39 290   M    M   4        53 290
24  59  31  45   1  20   0 0.00    M    M 10.1 31 240   M    M   4        42 250
25  62  37  50   6  15   0    T    M    M 10.5 32 240   M    M   7        44 220
26  58  33  46   2  19   0    T    M    M 13.2 37 200   M    M   5        47 200
27  47  31  39  -6  26   0 0.01    M    M  9.1 21  50   M    M   9 1      27  50
28  62  28  45   0  20   0 0.00    M    M  9.5 24 260   M    M   1 1      31 270
29  70  34  52   7  13   0 0.00    M    M  9.8 21 250   M    M   0        32 290
30  78  40  59  13   6   0 0.00    M    M 10.6 23 290   M    M   0        33 250
================================================================================
SM 1602  780       753   0  0.07    M    404.6          M      106
================================================================================
AV 53.4 26.0                              13.5 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 40 260                 57 160
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   ROCK SPRINGS WY
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   41 35 N
                                          LONGITUDE: 109  4 W

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

AVERAGE MONTHLY: 39.7   TOTAL FOR MONTH:   0.07    1 = FOG OR MIST
DPTR FM NORMAL:  -1.9   DPTR FM NORMAL:   -0.84    2 = FOG REDUCING VISIBILITY
HIGHEST:    78 ON 30    GRTST 24HR  0.04 ON 14-14      TO 1/4 MILE OR LESS
LOWEST:     10 ON 20                               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:   2    0.01 INCH OR MORE:   3
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  23    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   753    CLEAR  (SCALE 0-3)  16
DPTR FM NORMAL    50    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1  7392    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL  -140

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.43 ON 20
DPTR FM NORMAL     0    LOWEST  SLP 29.43 ON 26

[REMARKS]
#FINAL-04-21#