Climatological Report (Daily)
Issued by NWS

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228
CDUS46 KMTR 230825
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1225 AM PST THU NOV 23 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR NOVEMBER 22 2017...

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)
 YESTERDAY
  MAXIMUM         69    352 PM  74    2005  61      8       60
  MINIMUM         44    705 AM  26    2003  38      6       38
  AVERAGE         57                        50      7       49

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.12
  MONTH TO DATE    2.27                                      0.47
  SINCE OCT 1      2.46                                      4.28
  SINCE JAN 1     30.64                                     18.95

DEGREE DAYS
 HEATING
  YESTERDAY        8                                        16
  MONTH TO DATE  238                                       159
  SINCE SEP 1    420                                       333
  SINCE JUL 1    430                                       390

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE SEP 1    148                                        67
  SINCE JAN 1    530                                       186
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   E (70)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     4.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     68           100 PM
 AVERAGE    84

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        72      2007
 MINIMUM TEMPERATURE (F)   38        23      2003


SUNRISE AND SUNSET
NOVEMBER 23 2017......SUNRISE   659 AM PST   SUNSET   452 PM PST
NOVEMBER 24 2017......SUNRISE   700 AM PST   SUNSET   451 PM PST


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




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