National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2007-07-29 05:17 UTC
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000
CDUS41 KLWX 290518
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
117 AM EDT SUN JUL 29 2007
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 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 91 413 PM 99 1993 88 3 91
MINIMUM 66 549 AM 47 1977 65 1 73
AVERAGE 79 76 3 82
PRECIPITATION (IN)
YESTERDAY 0.06 1.65 2000 0.11 -0.05 T
MONTH TO DATE 1.12 3.22 -2.10 2.45
SINCE JUN 1 4.04 7.29 -3.25 14.24
SINCE JAN 1 15.34 24.10 -8.76 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 14 12 2 17
MONTH TO DATE 345 311 34 374
SINCE JUN 1 636 514 122 613
SINCE JAN 1 787 589 198 695
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 44 400 PM
AVERAGE 69
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 97 1993
MINIMUM TEMPERATURE (F) 64 53 1978
1977
SUNRISE AND SUNSET
JULY 29 2007..........SUNRISE 608 AM EDT SUNSET 824 PM EDT
JULY 30 2007..........SUNRISE 609 AM EDT SUNSET 823 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$