Climatological Report (Daily)
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000
CDUS46 KMTR 210030
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
530 PM PDT SAT OCT 20 2018


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         78    214 PM  91    2006  75      3       64
  MINIMUM         46    806 AM  37    2013  44      2       41
  AVERAGE         62                        60      2       53

PRECIPITATION (IN)
  TODAY            0.00          0.13 2004   0.08  -0.08     0.00
  MONTH TO DATE    1.23                      0.95   0.28     0.21
  SINCE OCT 1      1.23                      0.95   0.28     0.21
  SINCE JAN 1     19.86                     23.48  -3.62    42.19

DEGREE DAYS
 HEATING
  TODAY            3                                        12
  MONTH TO DATE   41                                        60
  SINCE SEP 1     76                                        74
  SINCE JUL 1     97                                        78

 COOLING
  TODAY            0                                         0
  MONTH TO DATE   23                                        10
  SINCE SEP 1     64                                       173
  SINCE JAN 1    389                                       611
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     37           200 PM
 AVERAGE    69

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        88      1999
 MINIMUM TEMPERATURE (F)   44        37      2017


SUNRISE AND SUNSET
OCTOBER 20 2018.......SUNRISE   725 AM PDT   SUNSET   626 PM PDT
OCTOBER 21 2018.......SUNRISE   726 AM PDT   SUNSET   625 PM PDT


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




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