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000
CXUS55 KBOU 011334
CF6BDU

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

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 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  81  61  71   M   0   6 0.00    M    M  2.4  7 160   M    M   5 8       M   M
 2  86  59  73   M   0   8 0.00    M    M  3.3 10 270   M    M   1        18 240
 3  81  61  71   M   0   6 0.19    M    M  5.3 10  10   M    M   7         M   M
 4  82  59  71   M   0   6 0.00    M    M  2.8  6  30   M    M   3         M   M
 5  91  59  75   M   0  10 0.00    M    M  3.6  7 110   M    M   0         M   M
 6  90  63  77   M   0  12 0.00    M    M  2.3  9  10   M    M   1 3      49 230
 7  81  63  72   M   0   7 0.00    M    M  6.3 18 230   M    M   0 8      26 270
 8  91  61  76   M   0  11 0.00    M    M  3.8 10 240   M    M   0        16 240
 9  95  64  80   M   0  15 0.00    M    M  4.3 12 250   M    M   0        17 100
10  95  61  78   M   0  13 0.00    M    M  4.7 20 260   M    M   0        29 260
11  93  63  78   M   0  13 0.00    M    M  5.2 13  40   M    M   0         M   M
12  86  63  75   M   0  10 0.00    M    M  4.8 12  50   M    M   1        18  50
13  82  61  72   M   0   7 0.00    M    M  3.7  7 340   M    M   0         M   M
14  91  59  75   M   0  10 0.00    M    M  2.7  8 270   M    M   0        12 190
15  90  63  77   M   0  12 0.00    M    M  4.5 13  20   M    M   1 3      20  10
16  91  61  76   M   0  11 0.00    M    M  3.8  8 260   M    M   0         M   M
17  95  61  78   M   0  13 0.00    M    M  3.9 12 220   M    M   0 8      23 220
18  91  61  76   M   0  11 0.00    M    M  3.1  9 300   M    M   0        24 340
19  75  59  67   M   0   2 0.42    M    M  4.1 14 360   M    M   4 3      22 360
20  79  52  66   M   0   1 0.08    M    M  7.8 24 260   M    M   1        35 240
21  82  54  68   M   0   3 0.18    M    M  3.5  8 230   M    M   3        17 140
22  90  54  72   M   0   7 0.00    M    M  3.3  8  70   M    M   2        22 250
23  90  64  77   M   0  12 0.00    M    M  4.3 13 260   M    M   1        25 260
24  93  59  76   M   0  11 0.00    M    M  4.3 13 280   M    M   0        18 280
25  84  61  73   M   0   8 0.00    M    M  2.3  7  40   M    M   0         M   M
26  84  59  72   M   0   7 0.06    M    M  3.9 14  10   M    M   1        21  10
27  91  63  77   M   0  12 0.05    M    M  5.2 10 220   M    M   0        22 240
28  86  59  73   M   0   8 0.00    M    M  4.5 15 360   M    M   1        21 360
29  82  59  71   M   0   6 0.00    M    M  4.2  8 360   M    M   4        23  90
30  93  55  74   M   0   9 0.00    M    M  3.3 10 240   M    M   0         M   M
31  95  63  79   M   0  14 0.00    M    M  3.2  9 100   M    M   0         M   M
================================================================================
SM 2716 1864         0 281  0.98    M    124.4          M       36
================================================================================
AV 87.6 60.1                               4.0 FASTST   M    M   1    MAX(MPH)
                                 MISC ---->    24 260                 49 230
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   BOULDER AIRPORT
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   40  2 N
                                          LONGITUDE: 105 14 W

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

AVERAGE MONTHLY: 73.9   TOTAL FOR MONTH:   0.98    1 = FOG OR MIST
DPTR FM NORMAL:    M    DPTR FM NORMAL:       M    2 = FOG REDUCING VISIBILITY
HIGHEST:    95 ON 31,17  GRTST 24HR  0.42 ON 19-19      TO 1/4 MILE OR LESS
LOWEST:     52 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:   0    0.01 INCH OR MORE:   6
MAX 90 OR ABOVE:  17    0.10 INCH OR MORE:   3
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.     0    CLEAR  (SCALE 0-3)  27
DPTR FM NORMAL     M    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     M

[CDD (BASE 65) ]
TOTAL THIS MO.   281
DPTR FM NORMAL     M    [PRESSURE DATA]
TOTAL FM JAN 1   794    HIGHEST SLP M ON M
DPTR FM NORMAL     M    LOWEST  SLP M ON M

[REMARKS]
#FINAL-08-21#