National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2005-08-21 05:37 UTC
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000
CDUS41 KLWX 210538
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
137 AM EDT SUN AUG 21 2005
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 20 2005...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2005
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 424 PM 104 1983 85 5 91
MINIMUM 71 239 AM 47 1976 62 9 67
AVERAGE 81 74 7 79
PRECIPITATION (IN)
YESTERDAY 0.00 2.17 1963 0.12 -0.12 T
MONTH TO DATE 1.61 2.38 -0.77 3.69
SINCE JUN 1 11.38 10.02 1.36 11.15
SINCE JAN 1 29.06 26.83 2.23 24.64
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0
2001
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 9 22 -13 14
SINCE JUL 1 0 1 -1 2
COOLING
YESTERDAY 16 9 7 14
MONTH TO DATE 291 210 81 171
SINCE JUN 1 973 758 215 712
SINCE JAN 1 1001 833 168 952
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 600 AM
LOWEST 56 300 PM
AVERAGE 78
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 93 1968
MINIMUM TEMPERATURE (F) 62 47 1976
SUNRISE AND SUNSET
AUGUST 21 2005........SUNRISE 629 AM EDT SUNSET 756 PM EDT
AUGUST 22 2005........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.
$$