Climatological Report (Daily)
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790
CDUS45 KTFX 221010
CLIHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
407 AM MDT FRI MAY 22 2015


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

...THE HELENA MT CLIMATE SUMMARY FOR MAY 21 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         73    336 PM  89    1980  69      4       79
  MINIMUM         40    512 AM  27    1953  42     -2       40
  AVERAGE         57                        56      1       60

PRECIPITATION (IN)
  YESTERDAY        T             1.93 1981   0.07  -0.07     0.00
  MONTH TO DATE    1.26                      1.12   0.14     0.24
  SINCE OCT 1      5.24                      4.92   0.32     5.44
  SINCE JAN 1      2.96                      3.35  -0.39     4.44

SNOWFALL (IN)
  YESTERDAY        0.0           2.7  1987   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.8   -0.8       T
  SINCE MAR 1      T                        10.7  -10.7      3.8
  SINCE JUL 1     24.3                      38.0  -13.7     41.8
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                        10     -2        5
  MONTH TO DATE  273                       265      8      290
  SINCE MAR 1   1460                      1758   -298     1785
  SINCE JUL 1   6468                      7319   -851     7301

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


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     6.1


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1100 PM
 LOWEST     31           300 PM
 AVERAGE    54

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        86      2001
                                             1928
 MINIMUM TEMPERATURE (F)   43        31      1947


SUNRISE AND SUNSET
MAY 22 2015...........SUNRISE   547 AM MDT   SUNSET   903 PM MDT
MAY 23 2015...........SUNRISE   546 AM MDT   SUNSET   905 PM MDT


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




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