National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-09-29 05:23 UTC
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000
CDUS41 KLWX 290524
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT SAT SEP 29 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR SEPTEMBER 28 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 79 244 PM 86 1998 75 4 78
MINIMUM 60 1159 PM 34 1989 50 10 56
AVERAGE 70 63 7 67
PRECIPITATION (IN)
YESTERDAY 0.00 1.61 2004 0.12 -0.12 0.67
MONTH TO DATE 1.40 3.58 -2.18 7.09
SINCE SEP 1 1.40 3.58 -2.18 7.09
SINCE JAN 1 19.04 31.81 -12.77 34.08
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 5 -5 0
MONTH TO DATE 26 50 -24 35
SINCE SEP 1 26 50 -24 35
SINCE JUL 1 26 55 -29 35
COOLING
YESTERDAY 5 2 3 2
MONTH TO DATE 220 128 92 80
SINCE SEP 1 220 128 92 80
SINCE JAN 1 1485 1053 432 1241
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 200 AM
LOWEST 30 300 PM
AVERAGE 62
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 85 1986
1973
MINIMUM TEMPERATURE (F) 50 34 1978
SUNRISE AND SUNSET
SEPTEMBER 29 2007.....SUNRISE 704 AM EDT SUNSET 656 PM EDT
SEPTEMBER 30 2007.....SUNRISE 704 AM EDT SUNSET 655 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$