National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-01-04 05:34 UTC
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377
CDUS41 KLWX 040538
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1234 AM EST SUN JAN 4 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 3 2004...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 405 PM 68 2000 42 21 38
MINIMUM 39 1231 AM 8 1979 23 16 33
AVERAGE 51 32 19 36
PRECIPITATION (IN)
YESTERDAY 0.00 0.53 1985 0.10 -0.10 0.34
MONTH TO DATE 0.19 0.30 -0.11 2.12
SINCE DEC 1 4.76 3.37 1.39 5.73
SINCE JAN 1 0.19 0.30 -0.11 2.12
SNOWFALL (IN)
YESTERDAY 0.0 0.9 1989 0.2 -0.2 0.0
MONTH TO DATE 0.0 0.6 -0.6 0.0
SINCE DEC 1 11.4 2.8 8.6 8.2
SINCE JUL 1 11.4 3.7 7.7 8.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 32 -18 29
MONTH TO DATE 60 96 -36 73
SINCE DEC 1 951 980 -29 1045
SINCE JUL 1 1777 1957 -180 2027
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 72 M300 PM
AVERAGE 86
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 74 1997
MINIMUM TEMPERATURE (F) 22 5 1979
SUNRISE AND SUNSET
JANUARY 4 2004.......SUNRISE 729 AM EST SUNSET 500 PM EST
JANUARY 5 2004.......SUNRISE 729 AM EST SUNSET 501 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$