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000
CXUS56 KSGX 311445
CF6RAL

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

                                          STATION:   RIVERSIDE MUNI AIRPORT CA
                                          MONTH:     DECEMBER
                                          YEAR:      2011
                                          LATITUDE:   33 57 N
                                          LONGITUDE: 117 27 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  64  54  59   3   6   0 0.00  0.0    0 11.4 24  10   M    M   4        41  20
 2  65  47  56   0   9   0 0.00  0.0    0  5.6 17 240   M    M   2        23 250
 3  60  40  50  -6  15   0 0.00  0.0    0  7.7 25  30   M    M   0        38  40
 4  63  38  51  -5  14   0 0.00  0.0    0  3.4 13 150   M    M   0        25 140
 5  62  36  49  -6  16   0 0.00  0.0    0  8.3 20  10   M    M   0        33 360
 6  67  35  51  -4  14   0 0.00  0.0    0  6.1 13 100   M    M   0        17  80
 7  72  34  53  -2  12   0 0.00  0.0    0  4.6 13 100   M    M   0        18  90
 8  71  37  54  -1  11   0 0.00  0.0    0  2.7  9  50   M    M   0        13  30
 9  75  38  57   2   8   0 0.00  0.0    0  4.8 14 360   M    M   0        21 360
10  73  41  57   2   8   0 0.00  0.0    0  3.0 10 280   M    M   1 8      14 280
11  61  38  50  -4  15   0 0.00  0.0    0  2.5 10 260   M    M   2 8      13 270
12  51  45  48  -6  17   0 0.43    M    0  3.3  9  50   M    M   9 18     14  30
13  58  41  50  -4  15   0 0.00  0.0    0  3.2  9  50   M    M   5 1      15  40
14  60  41  51  -3  14   0 0.00  0.0    0  2.3  7  40   M    M   2 1      10 270
15  58  37  48  -6  17   0 0.06    M    0  4.1 12 360   M    M   3 18     17 350
16  65  42  54   0  11   0 0.00  0.0    0  8.7 23  40   M    M   1        39  30
17  63  51  57   3   8   0    T  0.0    0  6.2 17  40   M    M   8        30  40
18  59  42  51  -3  14   0    T    M    0  2.6 10 120   M    M   6        17 210
19  59  48  54   0  11   0    T    M    0  1.6  8 130   M    M   8         9 130
20  67  42  55   1  10   0 0.00  0.0    0  4.7 17 360   M    M   3        28  10
21  64  39  52  -2  13   0 0.00  0.0    0  2.7  8 250   M    M   0 8      13 270
22  60  40  50  -4  15   0 0.00  0.0    0 10.4 24  30   M    M   0 1      39  30
23  69  52  61   7   4   0 0.00  0.0    0  9.6 21  20   M    M   0        37  20
24  74  40  57   3   8   0 0.00  0.0    0  5.9 16  10   M    M   0        25  30
25  77  40  59   5   6   0 0.00  0.0    0  4.9 10  50   M    M   0        15 340
26  73  39  56   2   9   0 0.00  0.0    0  4.1  9  40   M    M   0        12  40
27  72  38  55   1  10   0 0.00  0.0    0  3.6 10  40   M    M   0        13  40
28  82  39  61   7   4   0 0.00  0.0    0  3.9  9 100   M    M   0 8      13  90
29  78  42  60   6   5   0 0.00  0.0    0  2.6  9  50   M    M   2 8      12  40
30  76  45  61   7   4   0 0.00  0.0    0  2.5  8 260   M    M   0        14 350
================================================================================
SM 1998 1241       323   0  0.49     0.0 147.0          M       56
================================================================================
AV 66.6 41.4                               4.9 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 25  30               # 41   20
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  RIVERSIDE MUNI AIRPORT CA
                                          MONTH:    DECEMBER
                                          YEAR:     2011
                                          LATITUDE:   33 57 N
                                          LONGITUDE: 117 27 W

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

AVERAGE MONTHLY: 54.0   TOTAL FOR MONTH:   0.49    1 = FOG OR MIST
DPTR FM NORMAL:  -0.5   DPTR FM NORMAL:   -0.96    2 = FOG REDUCING VISIBILITY
HIGHEST:    82 ON 28    GRTST 24HR  0.43 ON 12-12      TO 1/4 MILE OR LESS
LOWEST:     34 ON  7                               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:   2
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   323    CLEAR  (SCALE 0-3)  24
DPTR FM NORMAL     7    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1   546    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL    30

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  1718    HIGHEST SLP M ON M
DPTR FM NORMAL   -36    LOWEST  SLP 29.74 ON  1

[REMARKS]