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
232
CDUS46 KMTR 220040
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
440 PM PST TUE FEB 21 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 21 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         61   1054 AM  70    2014  61      0       63
                                      2002
  MINIMUM         49    715 AM  30    2013  39     10       34
                                      2006
  AVERAGE         55                        50      5       49

PRECIPITATION (IN)
  TODAY            0.21                                      0.00
  MONTH TO DATE    8.92                                      0.65
  SINCE OCT 1     29.98                                     11.17
  SINCE JAN 1     21.03                                      6.98

DEGREE DAYS
 HEATING
  TODAY           10                                        16
  MONTH TO DATE  192                                       235
  SINCE DEC 1   1243                                      1270
  SINCE JUL 1   1747                                      1811

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1      0                                         0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     8.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 AM
 LOWEST     69          1100 AM
 AVERAGE    79

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        78      2012
 MINIMUM TEMPERATURE (F)   39        28      2013


SUNRISE AND SUNSET
FEBRUARY 21 2017......SUNRISE   651 AM PST   SUNSET   554 PM PST
FEBRUARY 22 2017......SUNRISE   650 AM PST   SUNSET   556 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.