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

                                          STATION:   WALDEN
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          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  55  16  36   M  29   0 0.00    M    M 10.9 21 210   M    M   0        29 200
 2  60  23  42   M  23   0 0.00    M    M  7.6 16 270   M    M   0        23 270
 3  62  19  41   M  24   0 0.00    M    M  7.4 15 250   M    M   0        20 250
 4  67  22  45   M  20   0 0.00    M    M  8.3 20 230   M    M   2        29 220
 5  64  24  44   M  21   0 0.00    M    M  9.6 22 220   M    M   1        29 220
 6  47  18  33   M  32   0 0.00    M    M  9.7 21 330   M    M   4        29 330
 7  47  25  36   M  29   0 0.00    M    M  8.8 18 240   M    M   7        29 240
 8  55  21  38   M  27   0 0.00    M    M 10.5 22 260   M    M   3        30 260
 9  40  22  31   M  34   0 0.00    M    M 10.7 17 290   M    M   4        24 290
10  55  19  37   M  28   0 0.00    M    M 11.3 24 250   M    M   1        35 250
11  51  22  37   M  28   0 0.00    M    M 11.5 23 240   M    M   1        29 240
12  42  11  27   M  38   0 0.00    M    M  7.4 20 340   M    M   0        24 340
13  42  17  30   M  35   0 0.00    M    M  4.5 12  50   M    M   5        17  60
14  49  19  34   M  31   0 0.00    M    M  4.9 16  70   M    M   7        23  70
15  34  21  28   M  37   0 0.00    M    M 10.7 22 330   M    M   9        28 330
16  32  18  25   M  40   0 0.00    M    M 10.7 16 330   M    M   6        20 330
17  37  16  27   M  38   0 0.00    M    M  7.1 13 320   M    M   4        20   0
18  46  15  31   M  34   0 0.00    M    M  6.6 16 260   M    M   3        21 250
19  49  10  30   M  35   0 0.00    M    M 11.7 21 270   M    M   6        33 250
20  32  -3  15   M  50   0 0.00    M    M  5.8 15 330   M    M   2        17 320
21  34  10  22   M  43   0 0.00    M    M  3.2  8 310   M    M   5         M   M
22  46  27  37   M  28   0 0.00    M    M  5.9 17 250   M    M   6        25 250
23  50  19  35   M  30   0 0.00    M    M  8.7 25 280   M    M   3        31 310
24  56  20  38   M  27   0 0.00    M    M 11.7 24 240   M    M   3        35 240
25  65  38  52   M  13   0 0.00    M    M 15.2 30 210   M    M   3        41 220
26  57  32  45   M  20   0 0.00    M    M 18.7 37 220   M    M   0        47 220
27  49  24  37   M  28   0 0.00    M    M  6.7 18 160   M    M   6        24 160
28  52  30  41   M  24   0 0.00    M    M  9.4 16 320   M    M   5        18 350
29  62  21  42   M  23   0 0.00    M    M  4.9 10 120   M    M   0         M   M
30  70  27  49   M  16   0 0.00    M    M  6.3 15 300   M    M   0        18 300
================================================================================
SM 1507  603       885   0  0.00    M    266.4          M       96
================================================================================
AV 50.2 20.1                               8.9 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->    37 220                 47 220
================================================================================
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:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   40 45 N
                                          LONGITUDE: 106 16 W

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

AVERAGE MONTHLY: 35.2   TOTAL FOR MONTH:   0.00    1 = FOG OR MIST
DPTR FM NORMAL:   0.0   DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    70 ON 30    GRTST 24HR  0.00 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:     -3 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:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:  29    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   1    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   885    CLEAR  (SCALE 0-3)  17
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)  12
TOTAL FM JUL 1  8851    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL     M

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

[REMARKS]
#FINAL-04-21#


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