WFO Monthly/Daily Climate Data
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CXUS55 KRIW 042218
CF6P60
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LAKE YELLOWSTONE WY
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   44 32 N
                                          LONGITUDE: 110 25 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  30   9  20  -5  45   0 0.00    M    M    M 10 110   M    M   M        18 110
 2  31  12  22  -3  43   0 0.06    M    M    M 10  80   M    M   M        23  60
 3  32   8  20  -6  45   0 0.10    M    M  2.0  8  20   M    M   M        17  20
 4  36   6  21  -5  44   0 0.01    M    M  2.0  8  20   M    M   M        17  20
 5  45   4  25  -1  40   0 0.00    M    M  1.9  9 300   M    M   M        17 340
 6  48  12  30   4  35   0 0.00    M    M  3.4 15 280   M    M   M        25 260
 7  29   2  16 -10  49   0 0.02    M    M  3.0 13 320   M    M   M        23 300
 8  31   1  16 -11  49   0 0.00    M    M  2.1  7 350   M    M   M        14  30
 9  38   4  21  -6  44   0 0.00    M    M  1.6  6 120   M    M   M        10 100
10  44   9  27   0  38   0 0.00    M    M  2.1 14 270   M    M   M        23 290
11  41  24  33   6  32   0 0.01    M    M  3.1 16 280   M    M   M        28 290
12  43  23  33   5  32   0 0.08    M    M  2.3 12 240   M    M   M        31 250
13  37  28  33   5  32   0 0.08    M    M  2.5 10 260   M    M   M        19 280
14   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
15   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
16   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
17   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
18   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
19   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
20   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
21   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
22   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
23   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
24   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
25   M   M   M   M   M   M    M    M    M    M  M   M   M    M   M         M   M
26  39  25  32   0  33   0 0.22    M    M  0.9  8  20   M    M   0        14  40
27  45  19  32   0  33   0 0.00    M    M  1.0  8 310   M    M   0        14 310
28  52  18  35   3  30   0 0.00    M    M  2.9 15 280   M    M   0        25 260
29  58  23  41   8  24   0 0.00    M    M  1.8 10 300   M    M   0        17 300
30  63  27  45  12  20   0 0.00    M    M  1.9 14 270   M    M   0        27 270
================================================================================
SM  742  254       668   0  0.58    M     34.5          M        0
================================================================================
AV 41.2 14.1                               2.2 FASTST   M    M   0    MAX(MPH)
                                 MISC ---->    16 280                 31 250
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LAKE YELLOWSTONE WY
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   44 32 N
                                          LONGITUDE: 110 25 W

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

AVERAGE MONTHLY: 27.7   TOTAL FOR MONTH:   0.58    1 = FOG OR MIST
DPTR FM NORMAL:  -1.0   DPTR FM NORMAL:   -1.70    2 = FOG REDUCING VISIBILITY
HIGHEST:    63 ON 30    GRTST 24HR  0.22 ON 26-26      TO 1/4 MILE OR LESS
LOWEST:      1 ON  8                               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:   5    0.01 INCH OR MORE:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  18    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   668    CLEAR  (SCALE 0-3)   5
DPTR FM NORMAL  -420    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1 10021    CLOUDY (SCALE 8-10) 25
DPTR FM NORMAL  -630

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.47 ON 29
DPTR FM NORMAL     0    LOWEST  SLP 29.58 ON 26

[REMARKS]
#FINAL-04-21#


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