WFO Monthly/Daily Climate Data
Issued by NWS Sioux Falls, SD

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CXUS53 KFSD 011718
CF6SUX

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

                                          STATION:   SIOUX CITY IA
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   42 24 N
                                          LONGITUDE:  96 23 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  83  55  69  -5   0   4 0.00  0.0    0  8.5 21 350   M    M   1 8      28  10
 2  82  50  66  -8   0   1 0.00  0.0    0  3.2 13 170   M    M   1 18     17 110
 3  81  53  67  -7   0   2 0.00  0.0    0  6.8 15 140   M    M   0 18     21 130
 4  81  55  68  -6   0   3 0.06  0.0    0 11.5 22 170   M    M   3 3      32 170
 5  88  66  77   4   0  12 0.64  0.0    0  7.6 31  60   M    M   3 13     45  60
 6  86  66  76   3   0  11 0.05  0.0    0  8.9 32 150   M    M   1 3      45 140
 7  83  70  77   4   0  12 0.01  0.0    0  9.0 24 210   M    M   1 3      35 180
 8  84  66  75   2   0  10 0.00  0.0    0  7.2 15 180   M    M   2 1      22 200
 9  91  68  80   7   0  15 0.00  0.0    0  7.4 16 130   M    M   4 12     22 140
10  90  68  79   6   0  14 0.00  0.0    0  7.0 20  20   M    M   0        25  20
11  90  64  77   4   0  12 0.00  0.0    0  6.9 18 320   M    M   2 12     27 340
12  89  59  74   2   0   9 0.00  0.0    0  9.1 25  10   M    M   0        37  10
13  87  55  71  -1   0   6 0.00  0.0    0  6.4 23 360   M    M   0        34  10
14  85  50  68  -4   0   3 0.00  0.0    0  6.3 15 160   M    M   0        21 140
15  85  52  69  -3   0   4 0.00  0.0    0 10.1 17 150   M    M   0        25 140
16  89  59  74   2   0   9 0.00  0.0    0 10.4 21 180   M    M   0        28 130
17  91  67  79   7   0  14 0.00  0.0    0 11.2 21 170   M    M   1        27 180
18  89  65  77   5   0  12 0.00  0.0    0 10.9 20 150   M    M   1 1      26 140
19  91  67  79   8   0  14 0.00  0.0    0 11.2 21 160   M    M   2 1      32 170
20  89  63  76   5   0  11 0.10  0.0    0 11.6 28 160   M    M   5 13     39 160
21  79  56  68  -3   0   3 0.00  0.0    0 11.5 24 320   M    M   0        33 320
22  84  56  70  -1   0   5    T  0.0    0 11.2 24 130   M    M   3        32 120
23  96  67  82  11   0  17    T  0.0    0  7.3 16 160   M    M   1 12     23 150
24  92  71  82  12   0  17    T  0.0    0  7.0 20 170   M    M   0        26 150
25  90  69  80  10   0  15    T  0.0    0  8.9 30 350   M    M   2 13     41 340
26  85  68  77   7   0  12 0.83  0.0    0 10.4 26 300   M    M   2 13     35 300
27  89  69  79   9   0  14 0.74  0.0    0  8.7 37 280   M    M   2 13     56 270
28  90  69  80  10   0  15 0.24  0.0    0 13.1 26 170   M    M   2 3      36 160
29  83  63  73   4   0   8    T  0.0    0  6.2 16 240   M    M   3        23 240
30  83  58  71   2   0   6 0.26  0.0    0  7.5 25  60   M    M   5 13     36  70
31  81  63  72   3   0   7 1.11  0.0    0  8.0 17 290   M    M   4 13     22 300
================================================================================
SM 2686 1927         0 297  4.04  0.0    271.0          M       51
================================================================================
AV 86.6 62.2                               8.7 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->    37 280                 56 270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
- COLUMN 17 PEAK WIND IN M.P.H.
- PRECIPITATION AMOUNTS IN COLUMNS 7,8 AND 9 ARE THE OFFICIAL PRECIPITATION
  AMOUNTS FOR SIOUX CITY, IA
- SNOW DEPTH IN COLUMN 9 IS RECORDED AT 6 AM CST (12Z)

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

                                          STATION:   SIOUX CITY IA
                                          MONTH:     AUGUST
                                          YEAR:      2021
                                          LATITUDE:   42 24 N
                                          LONGITUDE:  96 23 W

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

AVERAGE MONTHLY: 74.4   TOTAL FOR MONTH:   4.04    1 = FOG OR MIST
DPTR FM NORMAL:   2.7   DPTR FM NORMAL:    0.10    2 = FOG REDUCING VISIBILITY
HIGHEST:    96 ON 23    GRTST 24HR  1.37 ON 30-31      TO 1/4 MILE OR LESS
LOWEST:     50 ON 14, 2                             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:  10
MAX 90 OR ABOVE:   9    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  27
DPTR FM NORMAL   -11    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1     1    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL    -9

[CDD (BASE 65) ]
TOTAL THIS MO.   297
DPTR FM NORMAL    78    [PRESSURE DATA]
TOTAL FM JAN 1   948    HIGHEST SLP 30.28 ON 14
DPTR FM NORMAL   180    LOWEST  SLP 29.64 ON 20

[REMARKS]
RECORD DAILY MINIMUM TEMPERATURE WAS TIED ON THE 2ND WITH 50 DEGREES. THIS
READING WAS PREVIOUSLY ESTABLISHED IN 1907.

#FINAL-08-21#


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