National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-01-17 05:38 UTC
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000
CDUS41 KLWX 170539
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1238 AM EST WED JAN 17 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 16 2007...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2006
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 117 AM 65 1974 41 21 45
MINIMUM 30 1159 PM -4 1964 22 8 28
AVERAGE 46 31 15 37
PRECIPITATION (IN)
YESTERDAY 0.00 0.64 1991 0.10 -0.10 0.00
MONTH TO DATE 1.87 1.60 0.27 1.06
SINCE DEC 1 3.61 4.67 -1.06 3.99
SINCE JAN 1 1.87 1.60 0.27 1.06
SNOWFALL (IN)
YESTERDAY 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 33 -14 28
MONTH TO DATE 280 525 -245 381
SINCE DEC 1 988 1409 -421 1352
SINCE JUL 1 1849 2386 -537 2091
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 29 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 14.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 1200 AM
LOWEST 44 600 PM
AVERAGE 61
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 70 1990
MINIMUM TEMPERATURE (F) 22 -7 1982
SUNRISE AND SUNSET
JANUARY 17 2007.......SUNRISE 726 AM EST SUNSET 514 PM EST
JANUARY 18 2007.......SUNRISE 726 AM EST SUNSET 515 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$