Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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000
CDGM40 PGUM 190632
CLIGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
432 PM CHST THU OCT 19 2017


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

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR OCTOBER 19 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         88   1153 AM  91    1992  87      1       90
                                      1991
                                      1988
  MINIMUM         78    130 AM  70    1994  77      1       78
  AVERAGE         83                        82      1       84

PRECIPITATION (IN)
  TODAY            T             4.73 1977   0.37  -0.37     0.09
  MONTH TO DATE   17.22                      7.57   9.65     9.43
  SINCE SEP 1     32.14                     21.74  10.40    25.08
  SINCE JAN 1     87.20                     78.26   8.94    71.42

SNOWFALL (IN)
  TODAY            0.0
  MONTH TO DATE    0.0
  SINCE SEP 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0
  MONTH TO DATE    0
  SINCE SEP 1      0
  SINCE JUL 1      0

 COOLING
  TODAY           18                        17      1       19
  MONTH TO DATE  310                       323    -13      359
  SINCE SEP 1    840                       816     24      933
  SINCE JAN 1   5222                      4803    419     5397
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    13.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           200 AM
 LOWEST     74           300 PM
 AVERAGE    86

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


THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        91      2014
                                             1988
                                             1970
 MINIMUM TEMPERATURE (F)   77        73      2002
                                             1965


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   612 AM CHST  SUNSET   559 PM CHST
OCTOBER 20 2017.......SUNRISE   612 AM CHST  SUNSET   559 PM CHST


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




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