National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-02-20 05:30 UTC
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282
CDUS41 KLWX 200532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1230 AM EST FRI FEB 20 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 19 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 59 356 PM 71 1997 47 12 42
MINIMUM 25 714 AM 7 1979 25 0 15
AVERAGE 42 36 6 29
PRECIPITATION (IN)
YESTERDAY 0.00 1.34 1972 0.10 -0.10 0.00
MONTH TO DATE 1.83 1.85 -0.02 3.74
SINCE DEC 1 7.81 7.97 -0.16 10.04
SINCE JAN 1 3.24 4.90 -1.66 6.43
SNOWFALL (IN)
YESTERDAY 0.0 13.8 1979 0.2 -0.2 0.0
MONTH TO DATE T 4.4 -4.4 28.5
SINCE DEC 1 17.4 14.7 2.7 41.8
SINCE JUL 1 17.4 15.6 1.8 41.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 23 29 -6 36
MONTH TO DATE 622 595 27 665
SINCE DEC 1 2651 2504 147 2764
SINCE JUL 1 3477 3481 -4 3746
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 16 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 1000 PM
LOWEST 30 M200 PM
AVERAGE 53
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 70 1971
MINIMUM TEMPERATURE (F) 25 -2 1979
SUNRISE AND SUNSET
FEBRUARY 20 2004......SUNRISE 655 AM EST SUNSET 552 PM EST
FEBRUARY 21 2004......SUNRISE 654 AM EST SUNSET 553 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$