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Climatological Report (Daily)
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CDUS45 KTFX 211021
CLIGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
419 AM MDT TUE MAY 21 2013


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...THE GREAT FALLS MT CLIMATE SUMMARY FOR MAY 20 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         64    257 PM  94    1897  66     -2       75
  MINIMUM         41   1154 PM  28    1903  40      1       35
  AVERAGE         53                        53      0       55

PRECIPITATION (IN)
  YESTERDAY        0.24          1.76 1957   0.09   0.15      T
  MONTH TO DATE    0.99                      1.33  -0.34     0.62
  SINCE OCT 1      6.62                      6.64  -0.02     7.49
  SINCE JAN 1      3.28                      4.64  -1.36     4.70

SNOWFALL (IN)
  YESTERDAY        0.0           4.5  1987   0.0    0.0      0.0
  MONTH TO DATE    0.0                       2.1   -2.1      0.0
  SINCE MAR 1     20.4                      22.6   -2.2     17.7
  SINCE JUL 1     76.2                      62.6   13.6     36.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       12                        12      0       10
  MONTH TO DATE  244                       299    -55      252
  SINCE MAR 1   1897                      1911    -14     1512
  SINCE JUL 1   6710                      7416   -706     6321

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    3                         0      3        1
  SINCE MAR 1      3                         1      2        4
  SINCE JAN 1      3                         1      2        4
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     56           300 PM
 AVERAGE    78

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        93      1980
 MINIMUM TEMPERATURE (F)   40        30      2009
                                             2001


SUNRISE AND SUNSET
MAY 21 2013...........SUNRISE   541 AM MDT   SUNSET   904 PM MDT
MAY 22 2013...........SUNRISE   540 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.




$$
National Weather Service Weather Forecast Office
