National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-12-17 08:27 UTC
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000
CDUS46 KMTR 170828
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1227 AM PST TUE DEC 17 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 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 64 203 PM 69 2011 55 9 55
MINIMUM 34 459 AM 28 2006 36 -2 45
AVERAGE 49 46 3 50
PRECIPITATION (IN)
YESTERDAY 0.00 0.02
MONTH TO DATE 0.47 1.83
SINCE JUL 1 2.20 5.44
SINCE JAN 1 4.17 19.21
DEGREE DAYS
HEATING
YESTERDAY 16 15
MONTH TO DATE 390 248
SINCE DEC 1 390 248
SINCE JUL 1 1069 820
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.2
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 92 200 AM
LOWEST 34 200 PM
AVERAGE 63
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 66 2000
MINIMUM TEMPERATURE (F) 36 24 2008
SUNRISE AND SUNSET
DECEMBER 17 2013......SUNRISE 720 AM PST SUNSET 451 PM PST
DECEMBER 18 2013......SUNRISE 721 AM PST SUNSET 451 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$