National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2006-08-21 05:41 UTC
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000
CDUS41 KLWX 210543
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
141 AM EDT MON AUG 21 2006
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 20 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 93 137 PM 104 1983 85 8 90
MINIMUM 72 623 AM 47 1976 62 10 71
AVERAGE 83 74 9 81
PRECIPITATION (IN)
YESTERDAY T 2.17 1963 0.12 -0.12 0.00
MONTH TO DATE 1.19 2.38 -1.19 1.60
SINCE JUN 1 15.43 10.02 5.41 11.37
SINCE JAN 1 26.94 26.83 0.11 29.05
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 18 9 9 16
MONTH TO DATE 263 210 53 291
SINCE JUN 1 931 758 173 973
SINCE JAN 1 1013 833 180 1001
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 44 1200 PM
AVERAGE 67
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 94 2005
MINIMUM TEMPERATURE (F) 62 47 1976
SUNRISE AND SUNSET
AUGUST 21 2006........SUNRISE 629 AM EDT SUNSET 756 PM EDT
AUGUST 22 2006........SUNRISE 630 AM EDT SUNSET 755 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$