National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-07-28 05:19 UTC
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000
CDUS41 KLWX 280521
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
119 AM EDT SAT JUL 28 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 27 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 95 208 PM 98 1993 88 7 93
MINIMUM 69 1159 PM 52 1977 65 4 73
AVERAGE 82 76 6 83
PRECIPITATION (IN)
YESTERDAY 0.22 3.50 1994 0.11 0.11 0.00
MONTH TO DATE 1.06 3.11 -2.05 2.45
SINCE JUN 1 3.98 7.18 -3.20 14.24
SINCE JAN 1 15.28 23.99 -8.71 25.75
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 1 -1 0
SINCE JUN 1 3 22 -19 4
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 17 12 5 18
MONTH TO DATE 331 299 32 357
SINCE JUN 1 622 502 120 596
SINCE JAN 1 773 577 196 678
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
SANDSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1000 PM
LOWEST 30 300 PM
AVERAGE 60
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 99 1993
MINIMUM TEMPERATURE (F) 65 47 1977
SUNRISE AND SUNSET
JULY 28 2007..........SUNRISE 607 AM EDT SUNSET 825 PM EDT
JULY 29 2007..........SUNRISE 608 AM EDT SUNSET 824 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$