National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-12-27 08:47 UTC
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409
CDUS46 KMTR 270847
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1247 AM PST FRI DEC 27 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 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 67R 316 PM 61 1999 54 13 56
MINIMUM 28 402 AM 24 2011 36 -8 39
AVERAGE 48 45 3 48
PRECIPITATION (IN)
YESTERDAY 0.00 0.01
MONTH TO DATE 0.47 4.18
SINCE JUL 1 2.20 7.79
SINCE JAN 1 4.17 21.56
DEGREE DAYS
HEATING
YESTERDAY 17 17
MONTH TO DATE 566 430
SINCE DEC 1 566 430
SINCE JUL 1 1245 1002
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.6
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 100 500 AM
LOWEST 26 300 PM
AVERAGE 63
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 67 1999
MINIMUM TEMPERATURE (F) 36 27 2007
SUNRISE AND SUNSET
DECEMBER 27 2013......SUNRISE 725 AM PST SUNSET 456 PM PST
DECEMBER 28 2013......SUNRISE 725 AM PST SUNSET 457 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$