National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-05-18 08:45 UTC
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192
CDUS46 KMTR 180845
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT SAT MAY 18 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 17 2013...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 73 1206 PM 95 2009 73 0 72
MINIMUM 45 522 AM 41 1999 46 -1 50
AVERAGE 59 59 0 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.05 0.01
SINCE JUL 1 9.54 17.28
SINCE JAN 1 1.75 13.70
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE MAR 1 0.0
SINCE JUL 1 0.0
DEGREE DAYS
HEATING
YESTERDAY 6 4
MONTH TO DATE 44 87
SINCE MAR 1 583 770
SINCE JUL 1 2788 3034
COOLING
YESTERDAY 0 0
MONTH TO DATE 9 6
SINCE MAR 1 12 13
SINCE JAN 1 12 13
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 34 100 PM
AVERAGE 64
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 81 2001
MINIMUM TEMPERATURE (F) 46 40 2007
SUNRISE AND SUNSET
MAY 18 2013...........SUNRISE 556 AM PDT SUNSET 816 PM PDT
MAY 19 2013...........SUNRISE 555 AM PDT SUNSET 817 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$