WFO Monthly/Daily Climate Data
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CXUS55 KRIW 100945
CF6RKS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCK SPRINGS WY
                                          MONTH:     DECEMBER
                                          YEAR:      2016
                                          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  28  14  21  -3  44   0    T    M    M 10.4 18 260   M    M   8 1      21 270
 2  25   7  16  -7  49   0    T    M    M  6.9 20 250   M    M   5 18     22 250
 3  26  11  19  -4  46   0 0.00    M    M 22.5 40 260   M    M   3        47 260
 4  37  20  29   7  36   0 0.00    M    M 19.0 33 240   M    M   5        44 240
 5  32   2  17  -5  48   0    T    M    M 19.1 41 280   M    M   4 1      52 280
 6  18  -7   6 -16  59   0    T    M    M  3.1  9 260   M    M   5 1      11 120
 7  12  -4   4 -18  61   0    T    M    M  5.5 13  60   M    M   5 18     15  50
 8  10  -9   1 -21  64   0    T    M    M  2.9 12 260   M    M   4 18     13 260
 9  37   9  23   2  42   0    T    M    M 16.2 36 260   M    M   6 1      40 250
================================================================================
SM  225   43       449   0    T     M    105.6          M       45
================================================================================
AV 25.0  4.8                              11.7 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 41 280               # 52  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:  ROCK SPRINGS WY
                                          MONTH:    DECEMBER
                                          YEAR:     2016
                                          LATITUDE:   41 35 N
                                          LONGITUDE: 109  4 W

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

AVERAGE MONTHLY: 14.9   TOTAL FOR MONTH:      T    1 = FOG OR MIST
DPTR FM NORMAL:  -7.4   DPTR FM NORMAL:   -0.15    2 = FOG REDUCING VISIBILITY
HIGHEST:    37 ON  9, 4 GRTST 24HR    T  ON  9- 9      TO 1/4 MILE OR LESS
LOWEST:     -9 ON  8                               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:   7    0.01 INCH OR MORE:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:   9    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   3    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   449    CLEAR  (SCALE 0-3)   1
DPTR FM NORMAL    66    PTCLDY (SCALE 4-7)   8
TOTAL FM JUL 1  2169    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -207

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   354    HIGHEST SLP M ON M
DPTR FM NORMAL    68    LOWEST  SLP 29.57 ON  5

[REMARKS]



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