National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-01-31 05:34 UTC
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751
CDUS41 KLWX 310536
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1234 AM EST SAT JAN 31 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 30 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 28 203 PM 70 2002 42 -14 34
MINIMUM 17 1159 PM 2 1965 22 -5 30
AVERAGE 23 32 -9 32
PRECIPITATION (IN)
YESTERDAY T 0.37 1968 0.09 -0.09 T
MONTH TO DATE 1.41 2.96 -1.55 2.53
SINCE DEC 1 5.98 6.03 -0.05 6.14
SINCE JAN 1 1.41 2.96 -1.55 2.53
SNOWFALL (IN)
YESTERDAY T 6.3 2000 0.3 -0.3 T
MONTH TO DATE 6.0 7.8 -1.8 5.1
SINCE DEC 1 17.4 10.0 7.4 13.3
SINCE JUL 1 17.4 10.9 6.5 13.3
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 42 33 9 33
MONTH TO DATE 1092 992 100 1094
SINCE DEC 1 1983 1876 107 2066
SINCE JUL 1 2809 2853 -44 3048
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 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 M700 AM
LOWEST 37 M400 PM
AVERAGE 56
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 65 1993
MINIMUM TEMPERATURE (F) 22 -7 1965
SUNRISE AND SUNSET
JANUARY 31 2004.......SUNRISE 717 AM EST SUNSET 529 PM EST
FEBRUARY 1 2004......SUNRISE 717 AM EST SUNSET 530 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$