National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-12-15 05:38 UTC
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000
CDUS41 KLWX 150544
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1238 AM EST WED DEC 15 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR DECEMBER 14 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 38 1148 AM 67 2001 46 -8 34
MINIMUM 27 1159 PM 3 1989 26 1 27
AVERAGE 33 36 -3 31
PRECIPITATION (IN)
YESTERDAY 0.00 0.89 2003 0.10 -0.10 0.89
MONTH TO DATE 1.69 1.40 0.29 3.83
SINCE DEC 1 1.69 1.40 0.29 3.83
SINCE JAN 1 37.39 40.13 -2.74 64.97
SNOWFALL (IN)
YESTERDAY 0.0 3.6 2003 0.1 -0.1 3.6
MONTH TO DATE 0.0 0.5 -0.5 11.4
SINCE DEC 1 0.0 0.5 -0.5 11.4
SINCE JUL 1 0.0 1.4 -1.4 11.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 32 28 4 34
MONTH TO DATE 294 369 -75 431
SINCE DEC 1 294 369 -75 431
SINCE JUL 1 1099 1346 -247 1257
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1201 1075 126 993
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 12.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 700 AM
LOWEST 41 500 PM
AVERAGE 50
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 71 1971
MINIMUM TEMPERATURE (F) 26 5 1989
SUNRISE AND SUNSET
DECEMBER 15 2004......SUNRISE 722 AM EST SUNSET 449 PM EST
DECEMBER 16 2004......SUNRISE 722 AM EST SUNSET 449 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$