Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 170900
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
200 AM PDT WED SEP 17 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR SEPTEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         84    321 PM  85    2004  80      4       80
  MINIMUM         50    607 AM  38    2006  49      1       52
  AVERAGE         67                        65      2       66

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.00                                      0.00
  SINCE JUL 1      0.07                                      0.00
  SINCE JAN 1      8.34                                      1.97

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    6                                         1
  SINCE SEP 1      6                                         1
  SINCE JUL 1     28                                        37

 COOLING
  YESTERDAY        2                                         1
  MONTH TO DATE   37                                        55
  SINCE SEP 1     37                                        55
  SINCE JAN 1    210                                       292
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     6.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     40           200 PM
 AVERAGE    70

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        94      2000
 MINIMUM TEMPERATURE (F)   49        42      2006


SUNRISE AND SUNSET
SEPTEMBER 17 2014.....SUNRISE   653 AM PDT   SUNSET   714 PM PDT
SEPTEMBER 18 2014.....SUNRISE   653 AM PDT   SUNSET   712 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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