National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2003-01-20 05:32 UTC
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701
CDUS41 KLWX 200535
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1232 AM EST MON JAN 20 2003
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JANUARY 19 2003...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 34 400 PM 65 1972 41 -7 33
MINIMUM 11 500 AM -6 1994 21 -10 25
AVERAGE 23 31 -8 29
PRECIPITATION (IN)
YESTERDAY 0.00 1.36 1987 0.10 -0.10 0.27
MONTH TO DATE 2.51 1.90 0.61 0.94
SINCE DEC 1 6.12 4.97 1.15 2.50
SINCE JAN 1 2.51 1.90 0.61 0.94
SNOWFALL (IN)
YESTERDAY 0.0 4.3 1978 0.3 -0.3 2.6
MONTH TO DATE 4.5 4.5 0.0 2.6
SINCE DEC 1 12.7 6.7 6.0 2.6
SINCE JUL 1 12.7 7.6 5.1 2.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 42 34 8 36
MONTH TO DATE 648 627 21 570
SINCE DEC 1 1620 1511 109 1296
SINCE JUL 1 2602 2488 114 2099
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 15 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 500 AM
LOWEST 35 300 PM
AVERAGE 48
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 57 1991
MINIMUM TEMPERATURE (F) 21 -7 1985
SUNRISE AND SUNSET
JANUARY 20 2003.......SUNRISE 725 AM EST SUNSET 517 PM EST
JANUARY 21 2003.......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.