National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2005-01-31 05:31 UTC
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000
CDUS41 KLWX 310533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1231 AM EST MON JAN 31 2005
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 30 2005...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 36 432 PM 70 2002 42 -6 28
MINIMUM 27 848 PM 2 1965 22 5 17
AVERAGE 32 32 0 23
PRECIPITATION (IN)
YESTERDAY 0.32 0.37 1968 0.09 0.23 T
MONTH TO DATE 3.14 2.96 0.18 1.41
SINCE DEC 1 6.15 6.03 0.12 5.98
SINCE JAN 1 3.14 2.96 0.18 1.41
SNOWFALL (IN)
YESTERDAY 1.9 6.3 2000 0.3 1.6 T
MONTH TO DATE 7.4 7.8 -0.4 6.0
SINCE DEC 1 7.4 10.0 -2.6 17.4
SINCE JUL 1 7.4 10.9 -3.5 17.4
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 33 33 0 42
MONTH TO DATE 892 992 -100 1092
SINCE DEC 1 1728 1876 -148 1983
SINCE JUL 1 2533 2853 -320 2809
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 NE (30)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FREEZING RAIN
LT FREEZING RAIN
HEAVY SNOW
SNOW
LIGHT SNOW
SLEET
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 53 1100 PM
AVERAGE 77
..........................................................
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 2005.......SUNRISE 717 AM EST SUNSET 530 PM EST
FEBRUARY 1 2005......SUNRISE 716 AM EST SUNSET 531 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$