National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2015-09-17 08:30 UTC
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808
CDUS46 KMTR 170830
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT THU SEP 17 2015
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 16 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 68 1101 AM 85 2004 80 -12 84
MINIMUM 50 543 AM 38 2006 49 1 50
AVERAGE 59 65 -6 67
PRECIPITATION (IN)
YESTERDAY 0.06 0.00
MONTH TO DATE 0.06 0.00
SINCE OCT 1 16.49 9.70
SINCE JAN 1 4.10 8.34
DEGREE DAYS
HEATING
YESTERDAY 6 0
MONTH TO DATE 18 6
SINCE SEP 1 18 6
SINCE JUL 1 24 28
COOLING
YESTERDAY 0 2
MONTH TO DATE 52 37
SINCE SEP 1 52 37
SINCE JAN 1 315 210
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 63 1100 AM
AVERAGE 82
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 94 2000
MINIMUM TEMPERATURE (F) 49 42 2006
SUNRISE AND SUNSET
SEPTEMBER 17 2015.....SUNRISE 652 AM PDT SUNSET 714 PM PDT
SEPTEMBER 18 2015.....SUNRISE 653 AM PDT SUNSET 713 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$