WFO Monthly/Daily Climate Data
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CXUS55 KRIW 200945
CF6RKS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCK SPRINGS WY
                                          MONTH:     SEPTEMBER
                                          YEAR:      2017
                                          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  82  52  67   5   0   2 0.00  0.0    M 11.3 18 270   M    M   0        23 260
 2  84  52  68   6   0   3 0.00  0.0    M  6.3 13 250   M    M   0        16 260
 3  88  55  72  10   0   7 0.00  0.0    M  6.1 14 330   M    M   0 8      20 290
 4  86  52  69   8   0   4 0.00  0.0    M 10.1 24  60   M    M   0 8      31  70
 5  73  43  58  -3   7   0 0.00    M    M  9.2 16  90   M    M   0 8      20  70
 6  81  45  63   3   2   0 0.00  0.0    M  5.0 13 330   M    M   0 8      17 310
 7  81  46  64   4   1   0 0.00    M    M  3.4 13 260   M    M   0 8      15 260
 8  80  52  66   6   0   1 0.00    M    0  6.7 29 240   M    M   1 8      35 240
 9  81  51  66   7   0   1    T  0.0    0  7.6 31 230   M    M   3        37 230
10  77  52  65   6   0   0    T  0.0    0  6.6 14 300   M    M   3        24 320
11  81  52  67   9   0   2    T  0.0    0  5.4 16 350   M    M   2        20 360
12  82  54  68  10   0   3 0.00  0.0    0  7.2 18 250   M    M   1        23 280
13  78  58  68  10   0   3    T  0.0    0 13.2 26 220   M    M   2        33 220
14  74  50  62   5   3   0 0.03    M    M  7.2 29 230   M    M   4 13     34 230
15  52  40  46 -11  19   0 0.18    M    M 14.6 30 260   M    M   7 1      35 250
16  55  37  46 -10  19   0 0.00    M    M 13.4 30 280   M    M   1        37 250
17  65  32  49  -7  16   0 0.00    M    M  7.2 21 220   M    M   1        26 250
18  72  43  58   2   7   0 0.00  0.0    M 11.9 26 200   M    M   2        32 200
19  53  33  43 -12  22   0 0.19    M    M 13.3 31 260   M    M   6 1      37 260
================================================================================
SM 1425  899        96  26  0.40     0.0 165.7          M       33
================================================================================
AV 75.0 47.3                               8.7 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 31 230               # 37  230
================================================================================
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:    SEPTEMBER
                                          YEAR:     2017
                                          LATITUDE:   41 35 N
                                          LONGITUDE: 109  4 W

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

AVERAGE MONTHLY: 61.2   TOTAL FOR MONTH:   0.40    1 = FOG OR MIST
DPTR FM NORMAL:   2.4   DPTR FM NORMAL:   -0.16    2 = FOG REDUCING VISIBILITY
HIGHEST:    88 ON  3    GRTST 24HR  0.19 ON 19-19      TO 1/4 MILE OR LESS
LOWEST:     32 ON 17                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR     0.0         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:   3
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:   1    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.    96    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL   -30    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1   113    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL   -77

[CDD (BASE 65) ]
TOTAL THIS MO.    26
DPTR FM NORMAL    19    [PRESSURE DATA]
TOTAL FM JAN 1   394    HIGHEST SLP M ON M
DPTR FM NORMAL   110    LOWEST  SLP 29.58 ON 19

[REMARKS]



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