National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2006-08-18 05:45 UTC
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000
CDUS41 KLWX 180548
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
145 AM EDT FRI AUG 18 2006
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 17 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 89 352 PM 101 1988 86 3 86
MINIMUM 63 249 AM 44 1979 63 0 66
AVERAGE 76 74 2 76
PRECIPITATION (IN)
YESTERDAY 0.00 3.32 1997 0.12 -0.12 0.00
MONTH TO DATE 1.19 2.02 -0.83 1.41
SINCE JUN 1 15.43 9.66 5.77 11.18
SINCE JAN 1 26.94 26.47 0.47 28.86
SNOWFALL (IN)
YESTERDAY 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 4 22 -18 9
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 11 10 1 11
MONTH TO DATE 219 181 38 258
SINCE JUN 1 887 729 158 940
SINCE JAN 1 969 804 165 968
..................................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 100 AM
LOWEST 36 300 PM
AVERAGE 57
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 97 2002
MINIMUM TEMPERATURE (F) 63 45 1981
SUNRISE AND SUNSET
AUGUST 18 2006........SUNRISE 626 AM EDT SUNSET 801 PM EDT
AUGUST 19 2006........SUNRISE 627 AM EDT SUNSET 759 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$