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000
CXUS55 KBOU 011000
CF633V
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   WALDEN
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   40 45 N
                                          LONGITUDE: 106 16 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  27   9  18   M  47   0 0.00    M    M 11.0 21 340   M    M   8        30 330
 2  19  -8   6   M  59   0 0.00    M    M  6.0 13 360   M    M   0        16 340
 3  28  -8  10   M  55   0 0.00    M    M  4.6 10 140   M    M   0         M   M
 4  36  -2  17   M  48   0 0.00    M    M  3.8  9 140   M    M   0         M   M
 5  39   1  20   M  45   0 0.00    M    M  3.9  8 140   M    M   0         M   M
 6  43   0  22   M  43   0 0.00    M    M  4.4 10 130   M    M   0         M   M
 7  41   1  21   M  44   0 0.00    M    M  4.1  9 140   M    M   0         M   M
 8  46   0  23   M  42   0 0.00    M    M  4.8  9 120   M    M   0         M   M
 9  50   1  26   M  39   0 0.00    M    M  6.7 13 230   M    M   0         M   M
10  37  12  25   M  40   0 0.00    M    M  5.3 10 340   M    M   4         M   M
11  30   9  20   M  45   0 0.00    M    M  5.3 13 280   M    M   8        18 350
12  21   7  14   M  51   0 0.00    M    M 11.8 21 340   M    M   9        28 340
13  21 -13   4   M  61   0 0.00    M    M  8.9 17 190   M    M   2        24 190
14  30  12  21   M  44   0 0.00    M    M  9.7 15 350   M    M   8        20 350
15  23  10  17   M  48   0 0.00    M    M  8.6 16 210   M    M   7        22 210
16  30  18  24   M  41   0 0.00    M    M 10.2 15 280   M    M   7        21 220
17  34   7  21   M  44   0 0.00    M    M 10.4 17 210   M    M   3        24 160
18  30   9  20   M  45   0 0.00    M    M  5.7 15 340   M    M   7         M   M
19  30   9  20   M  45   0 0.00    M    M 12.7 22 230   M    M   4        32 180
20  37  18  28   M  37   0 0.00    M    M 13.7 20 220   M    M   6        30 220
21  41  21  31   M  34   0 0.00    M    M  9.3 17 240   M    M   3        23 230
22  41  10  26   M  39   0 0.00    M    M 14.5 32 300   M    M   5        44 300
23  14  -2   6   M  59   0 0.00    M    M 14.4 25 320   M    M   5        33 320
24  23   1  12   M  53   0 0.00    M    M  8.8 12 190   M    M   3        18 140
25  34  -4  15   M  50   0 0.00    M    M  4.7  9 120   M    M   0         M   M
26  39  18  29   M  36   0 0.00    M    M  8.9 17 220   M    M   3        23 220
27  30   9  20   M  45   0 0.00    M    M  8.1 17 210   M    M   5        25 210
28  18   0   9   M  56   0 0.00    M    M  2.6  7 310   M    M   7         M   M
29  19  -9   5   M  60   0 0.00    M    M  7.2 13 340   M    M   4         M   M
30  19 -22  -1   M  66   0 0.00    M    M  6.5 14 190   M    M   2        21 190
31  25   9  17   M  48   0 0.00    M    M  6.9 17 200   M    M   6        24 200
================================================================================
SM  955  123      1469   0  0.00    M    243.5          M      116
================================================================================
AV 30.8  4.0                               7.9 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    32 300                 44 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   WALDEN
                                          MONTH:     DECEMBER
                                          YEAR:      2020
                                          LATITUDE:   40 45 N
                                          LONGITUDE: 106 16 W

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

AVERAGE MONTHLY: 17.4   TOTAL FOR MONTH:   0.00    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    50 ON  9    GRTST 24HR  0.00 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:    -22 ON 30                               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:  18    0.01 INCH OR MORE:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:  11    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1469    CLEAR  (SCALE 0-3)  14
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1  4075    CLOUDY (SCALE 8-10)  2
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1    11    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]
#FINAL-12-20#