Climatological Report (Daily)
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000
CDUS46 KMTR 240025
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT MON OCT 23 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 23 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         89    247 PM  90    2003  74     15       70
  MINIMUM         48    603 AM  39    2016  44      4       39
                                      1998
  AVERAGE         69                        59     10       55

PRECIPITATION (IN)
  TODAY            0.00          2.71 2010   0.08  -0.08     0.00
  MONTH TO DATE    0.21                      1.19  -0.98     1.74
  SINCE OCT 1      0.21                      1.19  -0.98     1.74
  SINCE JAN 1     42.19                     23.72  18.47    25.30

DEGREE DAYS
 HEATING
  TODAY            0                                        10
  MONTH TO DATE   74                                       103
  SINCE SEP 1     88                                       130
  SINCE JUL 1     92                                       142

 COOLING
  TODAY            4                                         0
  MONTH TO DATE   14                                         9
  SINCE SEP 1    177                                        95
  SINCE JAN 1    615                                       356
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     3.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM
 LOWEST     29           200 PM
 AVERAGE    65

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        92      2003
 MINIMUM TEMPERATURE (F)   44        37      1999


SUNRISE AND SUNSET
OCTOBER 23 2017.......SUNRISE   729 AM PDT   SUNSET   622 PM PDT
OCTOBER 24 2017.......SUNRISE   730 AM PDT   SUNSET   620 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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