Climatological Report (Daily)
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CDUS45 KTFX 200848
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
146 AM MST TUE FEB 20 2018


...................................

...THE HELENA MT CLIMATE SUMMARY FOR FEBRUARY 19 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM          6    308 PM  64    1981  40    -34       45
  MINIMUM         -6   1159 PM -23    1882  17    -23       31
  AVERAGE          0                        28    -28       38

PRECIPITATION (IN)
  YESTERDAY        0.02          0.22 1949   0.01   0.01     0.01
  MONTH TO DATE    1.09                      0.19   0.90     0.52
  SINCE OCT 1      4.76                      2.12   2.64     4.12
  SINCE JAN 1      1.43                      0.55   0.88     1.14

SNOWFALL (IN)
  YESTERDAY        0.4           4.8  1993   0.2    0.2      0.0
  MONTH TO DATE   12.5                       3.5    9.0      8.7
  SINCE DEC 1     39.1                      17.0   22.1     45.2
  SINCE JUL 1     47.9                      25.8   22.1     46.5
  SNOW DEPTH       4

DEGREE DAYS
 HEATING
  YESTERDAY       65                        37     28       27
  MONTH TO DATE  929                       728    201      810
  SINCE DEC 1   3692                      3364    328     4013
  SINCE JUL 1   5573                      5246    327     5488

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     5.8


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           200 AM
 LOWEST     49           200 PM
 AVERAGE    64

..........................................................


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        64      1995
 MINIMUM TEMPERATURE (F)   18       -19      1986


SUNRISE AND SUNSET
FEBRUARY 20 2018......SUNRISE   723 AM MST   SUNSET   601 PM MST
FEBRUARY 21 2018......SUNRISE   721 AM MST   SUNSET   602 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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