National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-02-21 05:41 UTC
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000
CDUS41 KLWX 210543
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1241 AM EST WED FEB 21 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR FEBRUARY 20 2007...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2007
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 50 513 PM 70 1971 47 3 42
MINIMUM 38 1209 AM -2 1979 25 13 24
AVERAGE 44 36 8 33
PRECIPITATION (IN)
YESTERDAY 0.26 1.02 1996 0.10 0.16 0.00
MONTH TO DATE 1.71 1.95 -0.24 2.17
SINCE DEC 1 5.56 8.07 -2.51 7.50
SINCE JAN 1 3.82 5.00 -1.18 4.57
SNOWFALL (IN)
YESTERDAY 0.0 0.2 -0.2
MONTH TO DATE 5.3 4.6 0.7
SINCE AUG 1 6.9 15.8 -8.9
SINCE JUL 1 6.9 15.8 -8.9
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 21 29 -8 32
MONTH TO DATE 796 624 172 564
SINCE DEC 1 2299 2533 -234 2250
SINCE JUL 1 3160 3510 -350 2989
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 21 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1100 PM
LOWEST 42 400 PM
AVERAGE 69
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 70 1997
MINIMUM TEMPERATURE (F) 25 7 1972
1968
SUNRISE AND SUNSET
FEBRUARY 21 2007......SUNRISE 654 AM EST SUNSET 554 PM EST
FEBRUARY 22 2007......SUNRISE 652 AM EST SUNSET 555 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$