Climatological Report (Daily)
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CDUS45 KTFX 110804
CLILWT


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
103 AM MST MON DEC 11 2017


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

...THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 10 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         50    302 PM  64    1990  34     16       14
  MINIMUM         31   1152 PM -22    1961  13     18       -8
  AVERAGE         41                        24     17        3

PRECIPITATION (IN)
  YESTERDAY        0.00          0.77 1929   0.02  -0.02     0.02
  MONTH TO DATE    0.42                      0.21   0.21     0.10
  SINCE OCT 1      1.80                      2.05  -0.25     4.17
  SINCE JAN 1     12.41                     16.40  -3.99    20.20

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       24                        41    -17       62
  MONTH TO DATE  337                       403    -66      522
  SINCE DEC 1    337                       403    -66      522
  SINCE JUL 1   2311                      2531   -220     2248

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    375                       210    165      259
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.9


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    53           200 PM
 LOWEST     26           500 PM
 AVERAGE    40

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


THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        64      1939
 MINIMUM TEMPERATURE (F)   13       -28      1932


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   754 AM MST   SUNSET   428 PM MST
DECEMBER 12 2017......SUNRISE   755 AM MST   SUNSET   429 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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