Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 210037
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
537 PM PDT MON OCT 20 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 20 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         72    311 PM  85    2003  73     -1       74
  MINIMUM         55    529 AM  36    2008  42     13       40
  AVERAGE         64                        58      6       57

PRECIPITATION (IN)
  TODAY            T                                         0.00
  MONTH TO DATE    0.15                                      0.00
  SINCE JUL 1      0.53                                      0.84
  SINCE JAN 1      8.80                                      2.81

DEGREE DAYS
 HEATING
  TODAY            1                                         8
  MONTH TO DATE   46                                       123
  SINCE SEP 1     68                                       151
  SINCE JUL 1     90                                       187

 COOLING
  TODAY            0                                         0
  MONTH TO DATE   31                                         4
  SINCE SEP 1     94                                        66
  SINCE JAN 1    267                                       303
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     8.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     44           300 PM
 AVERAGE    72

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        87      1999
 MINIMUM TEMPERATURE (F)   42        35      2004


SUNRISE AND SUNSET
OCTOBER 20 2014.......SUNRISE   723 AM PDT   SUNSET   624 PM PDT
OCTOBER 21 2014.......SUNRISE   724 AM PDT   SUNSET   623 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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