Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 220028
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
428 PM PST WED FEB 21 2018


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 21 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1930 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         55    352 PM  73    2014  62     -7       60
                                      1995
  MINIMUM         31    340 AM  27    1955  41    -10       46
  AVERAGE         43                        52     -9       53

PRECIPITATION (IN)
  TODAY            0.00          1.07 2017   0.13  -0.13     1.07
  MONTH TO DATE    0.00                      2.21  -2.21     6.83
  SINCE OCT 1      5.25                     10.80  -5.55    21.40
  SINCE JAN 1      3.26                      5.22  -1.96    14.94

DEGREE DAYS
 HEATING
  TODAY           22                        13      9       12
  MONTH TO DATE  259                       319    -60      224
  SINCE DEC 1   1215                      1445   -230     1347
  SINCE JUL 1   1577                      1917   -340     1719

 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   3   RESULTANT WIND DIRECTION  NE (60)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (90)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           200 AM
 LOWEST     26           200 PM
 AVERAGE    54

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        79      2012
 MINIMUM TEMPERATURE (F)   41        29      1976


SUNRISE AND SUNSET
FEBRUARY 21 2018......SUNRISE   649 AM PST   SUNSET   553 PM PST
FEBRUARY 22 2018......SUNRISE   648 AM PST   SUNSET   554 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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