Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 220025
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
425 PM PST TUE NOV 21 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR NOVEMBER 21 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         66    310 PM  70    1959  61      5       61
  MINIMUM         55    533 AM  35    1964  48      7       52
  AVERAGE         61                        54      7       57

PRECIPITATION (IN)
  TODAY            0.00          1.81 1977   0.09  -0.09     0.00
  MONTH TO DATE    2.38                      1.53   0.85     0.81
  SINCE OCT 1      2.59                      2.48   0.11     3.59
  SINCE JAN 1     24.78                     15.77   9.01    16.03

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

DEGREE DAYS
 HEATING
  TODAY            4                        10     -6        8
  MONTH TO DATE  146                       173    -27       91
  SINCE SEP 1    222                       347   -125      209
  SINCE JUL 1    282                       460   -178      312

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        1
  SINCE SEP 1    214                        66    148       77
  SINCE JAN 1    346                       163    183      142
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     6.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           200 AM
 LOWEST     63           100 PM
 AVERAGE    75

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        74      1959
 MINIMUM TEMPERATURE (F)   48        36      1952
                                             1947


SUNRISE AND SUNSET
NOVEMBER 21 2017......SUNRISE   656 AM PST   SUNSET   455 PM PST
NOVEMBER 22 2017......SUNRISE   657 AM PST   SUNSET   454 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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