National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-01-20 05:40 UTC
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000
CDUS41 KLWX 200540
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1240 AM EST SAT JAN 20 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 19 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 47 133 PM 65 1972 41 6 55
MINIMUM 28 1150 PM -6 1994 21 7 26
AVERAGE 38 31 7 41
PRECIPITATION (IN)
YESTERDAY 0.00 1.36 1987 0.10 -0.10 0.00
MONTH TO DATE 1.87 1.90 -0.03 1.63
SINCE DEC 1 3.61 4.97 -1.36 4.56
SINCE JAN 1 1.87 1.90 -0.03 1.63
SNOWFALL (IN)
YESTERDAY 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 34 -7 24
MONTH TO DATE 382 627 -245 445
SINCE DEC 1 1090 1511 -421 1416
SINCE JUL 1 1951 2488 -537 2155
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 31 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 10.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 700 AM
LOWEST 37 100 PM
AVERAGE 61
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 63 2006
MINIMUM TEMPERATURE (F) 21 -7 1985
SUNRISE AND SUNSET
JANUARY 20 2007.......SUNRISE 725 AM EST SUNSET 517 PM EST
JANUARY 21 2007.......SUNRISE 724 AM EST SUNSET 518 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$