National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
Product Timestamp: 2018-04-18 08:45 UTC
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535
CDUS46 KMTR 180845
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT WED APR 18 2018
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 17 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 427 PM 81 2016 68 -6 63
MINIMUM 34 530 AM 32 2004 42 -8 55
AVERAGE 48 55 -7 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.15
MONTH TO DATE 3.76 2.86
SINCE OCT 1 15.79 36.60
SINCE JAN 1 12.76 27.65
DEGREE DAYS
HEATING
YESTERDAY 17 6
MONTH TO DATE 169 150
SINCE MAR 1 607 415
SINCE JUL 1 2627 2298
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 0 0
SINCE JAN 1 0 0
..................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 43 400 PM
AVERAGE 72
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 83 2016
MINIMUM TEMPERATURE (F) 42 33 2005
SUNRISE AND SUNSET
APRIL 18 2018.........SUNRISE 629 AM PDT SUNSET 748 PM PDT
APRIL 19 2018.........SUNRISE 628 AM PDT SUNSET 749 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$