WFO Monthly/Daily Climate Data
Issued by NWS

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742
CXUS56 KTFX 041210
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2024
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 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  44  24  34   7  31   0 0.00  0.0    0  2.5 13 290   M    M   3        19 300
 2  46  20  33   6  32   0 0.00  0.0    0  1.9 10  40   M    M   0        11  30
 3  46  17  32   6  33   0 0.00  0.0    0  2.1 12  30   M    M   0        14  30
================================================================================
SM  136   61        96   0  0.00  0.0      6.5          M        3
================================================================================
AV 45.3 20.3                               2.2 FASTST   M    M   1    MAX(MPH)
                                 MISC ---->    13 290                 19 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   HELENA MT
                                          MONTH:     DECEMBER
                                          YEAR:      2024
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 32.8   TOTAL FOR MONTH:   0.00    1 = FOG OR MIST
DPTR FM NORMAL:   6.2   DPTR FM NORMAL:   -0.05    2 = FOG REDUCING VISIBILITY
HIGHEST:    46 ON  3, 2  GRTST 24HR  0.00 ON  1- 1      TO 1/4 MILE OR LESS
LOWEST:     17 ON  3                               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:   0
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   0
MIN 32 OR BELOW:   3    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.    96    CLEAR  (SCALE 0-3)   3
DPTR FM NORMAL   -18    PTCLDY (SCALE 4-7)   0
TOTAL FM JUL 1  1479    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL  -477

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   590    HIGHEST SLP M ON M
DPTR FM NORMAL   157    LOWEST  SLP 30.28 ON  1

[REMARKS]