National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-12-12 08:27 UTC
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000
CDUS46 KMTR 120827
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1227 AM PST THU DEC 12 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 56 325 PM 64 2005 56 0 56
MINIMUM 25R 1247 AM 29 2005 36 -11 35
AVERAGE 41 46 -5 46
PRECIPITATION (IN)
YESTERDAY 0.00 0.02
MONTH TO DATE 0.47 1.74
SINCE JUL 1 2.20 5.35
SINCE JAN 1 4.17 19.12
DEGREE DAYS
HEATING
YESTERDAY 24 19
MONTH TO DATE 284 142
SINCE DEC 1 284 142
SINCE JUL 1 963 714
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 7.2
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 92 700 AM
LOWEST 35 200 PM
AVERAGE 64
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 60 2010
MINIMUM TEMPERATURE (F) 36 28 2007
SUNRISE AND SUNSET
DECEMBER 12 2013......SUNRISE 717 AM PST SUNSET 449 PM PST
DECEMBER 13 2013......SUNRISE 717 AM PST SUNSET 450 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$