National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2013-10-21 08:27 UTC
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929
CDUS46 KMTR 210827
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT MON OCT 21 2013
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 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 74 249 PM 85 2003 73 1 75
MINIMUM 40 330 AM 36 2008 42 -2 50
AVERAGE 57 58 -1 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.02
SINCE JUL 1 0.84 0.02
SINCE JAN 1 2.81 13.79
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
DEGREE DAYS
HEATING
YESTERDAY 8 2
MONTH TO DATE 123 64
SINCE SEP 1 151 144
SINCE JUL 1 187 199
COOLING
YESTERDAY 0 0
MONTH TO DATE 4 36
SINCE SEP 1 66 51
SINCE JAN 1 303 204
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 38 100 PM
AVERAGE 69
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 87 1999
MINIMUM TEMPERATURE (F) 42 35 2004
SUNRISE AND SUNSET
OCTOBER 21 2013.......SUNRISE 724 AM PDT SUNSET 623 PM PDT
OCTOBER 22 2013.......SUNRISE 725 AM PDT SUNSET 621 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$