National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2006-04-20 05:33 UTC
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000
CDUS41 KLWX 200533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
133 AM EDT THU APR 20 2006
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 19 2006...
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 75 520 PM 91 2002 67 8 85
MINIMUM 44 438 AM 27 2001 41 3 46
1990
AVERAGE 60 54 6 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.75 1998 0.11 -0.11 T
MONTH TO DATE 1.61 1.98 -0.37 2.61
SINCE MAR 1 1.68 5.53 -3.85 6.54
SINCE JAN 1 6.46 11.35 -4.89 11.09
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0
2001
MONTH TO DATE 0.0 0.4 -0.4 0.0
SINCE MAR 1 T 3.8 -3.8 1.2
SINCE JUL 1 14.1 21.2 -7.1 17.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 5 11 -6 0
MONTH TO DATE 149 259 -110 197
SINCE MAR 1 738 929 -191 941
SINCE JUL 1 3966 4689 -723 4277
COOLING
YESTERDAY 0 0 0 1
MONTH TO DATE 9 0 9 8
SINCE MAR 1 12 4 8 8
SINCE JAN 1 12 4 8 8
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 200 AM
LOWEST 23 200 PM
AVERAGE 53
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 88 1985
1976
MINIMUM TEMPERATURE (F) 41 28 1974
SUNRISE AND SUNSET
APRIL 20 2006.........SUNRISE 626 AM EDT SUNSET 752 PM EDT
APRIL 21 2006.........SUNRISE 625 AM EDT SUNSET 753 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$