Climatological Report (Daily)
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872
CDUS46 KMTR 180045
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 PM PST SAT FEB 17 2018


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 17 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         67    233 PM  73    2007  60      7       59
                                      1930
  MINIMUM         45    633 AM  35    1956  47     -2       54
  AVERAGE         56                        53      3       57

PRECIPITATION (IN)
  TODAY            0.00          1.83 1986   0.15  -0.15     0.86
  MONTH TO DATE    0.00                      2.50  -2.50     4.61
  SINCE OCT 1      7.90                     14.05  -6.15    22.89
  SINCE JAN 1      4.85                      6.69  -1.84    13.94

SNOWFALL (IN)
  TODAY            0.0           0.0
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            9                        12     -3        8
  MONTH TO DATE  101                       214   -113      136
  SINCE DEC 1    851                      1117   -266     1012
  SINCE JUL 1   1190                      1681   -491     1426

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


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     3.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67          1200 PM
 LOWEST     43           300 PM
 AVERAGE    55

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   60        71      1977
 MINIMUM TEMPERATURE (F)   47        33      1956


SUNRISE AND SUNSET
FEBRUARY 17 2018......SUNRISE   656 AM PST   SUNSET   551 PM PST
FEBRUARY 18 2018......SUNRISE   655 AM PST   SUNSET   552 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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