National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-12-18 08:26 UTC
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000
CDUS46 KMTR 180827
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST WED DEC 18 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 64 323 PM 66 2000 55 9 60
MINIMUM 35 524 AM 24 2008 36 -1 40
AVERAGE 50 45 5 50
PRECIPITATION (IN)
YESTERDAY 0.00 0.02
MONTH TO DATE 0.47 1.85
SINCE JUL 1 2.20 5.46
SINCE JAN 1 4.17 19.23
DEGREE DAYS
HEATING
YESTERDAY 15 15
MONTH TO DATE 405 263
SINCE DEC 1 405 263
SINCE JUL 1 1084 835
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 39 300 PM
AVERAGE 66
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 62 2003
MINIMUM TEMPERATURE (F) 36 21 2006
SUNRISE AND SUNSET
DECEMBER 18 2013......SUNRISE 721 AM PST SUNSET 451 PM PST
DECEMBER 19 2013......SUNRISE 721 AM PST SUNSET 452 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$