Climatological Report (Daily)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS46 KMTR 180042
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
442 PM PST FRI NOV 17 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR NOVEMBER 17 2017...
VALID TODAY AS OF 0400 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         64    308 PM  78    2008  63      1       62
  MINIMUM         37    705 AM  25    2000  39     -2       33
  AVERAGE         51                        51      0       48

PRECIPITATION (IN)
  TODAY            0.00                                      0.00
  MONTH TO DATE    2.27                                      0.01
  SINCE OCT 1      2.46                                      3.82
  SINCE JAN 1     30.64                                     18.49

DEGREE DAYS
 HEATING
  TODAY           14                                        17
  MONTH TO DATE  183                                        99
  SINCE SEP 1    365                                       273
  SINCE JUL 1    375                                       330

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


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NW (330)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           100 AM
 LOWEST     39           300 PM
 AVERAGE    68

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        78      2005
 MINIMUM TEMPERATURE (F)   39        26      2000


SUNRISE AND SUNSET
NOVEMBER 17 2017......SUNRISE   653 AM PST   SUNSET   455 PM PST
NOVEMBER 18 2017......SUNRISE   654 AM PST   SUNSET   455 PM PST


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




$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.