Climatological Report (Daily)
Issued by NWS Tiyan, Guam

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000
CDGM40 PGUM 210644
CLIGUM


CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN, GUAM
434 PM CHST SAT OCT 21 2017


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

...THE GUAM INTERNATIONAL AIRPORT GU CLIMATE SUMMARY FOR OCTOBER 21 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    258 PM  92    1984  87      1       90
  MINIMUM         75    614 AM  70    1945  77     -2       80
  AVERAGE         82                        82      0       85

PRECIPITATION (IN)
  TODAY            0.00          5.40 1992   0.37  -0.37     0.54
  MONTH TO DATE   17.22                      8.31   8.91    10.19
  SINCE SEP 1     32.14                     22.48   9.66    25.84
  SINCE JAN 1     87.20                     79.00   8.20    72.18

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           17                        17      0       20
  MONTH TO DATE  346                       357    -11      399
  SINCE SEP 1    876                       850     26      973
  SINCE JAN 1   5258                      4837    421     5437
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     75          1100 AM
 AVERAGE    88

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


THE GUAM INTERNATIONAL AIRPORT GU CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        92      1983
 MINIMUM TEMPERATURE (F)   77        70      1945


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   612 AM CHST  SUNSET   558 PM CHST
OCTOBER 22 2017.......SUNRISE   613 AM CHST  SUNSET   558 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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