National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2006-07-21 05:45 UTC
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000
CDUS41 KLWX 210552
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
145 AM EDT FRI JUL 21 2006
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR JULY 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 89 412 PM 101 1980 88 1 90
MINIMUM 71 423 AM 55 1974 64 7 73
AVERAGE 80 76 4 82
PRECIPITATION (IN)
YESTERDAY 0.00 2.28 1970 0.11 -0.11 0.00
MONTH TO DATE 2.19 2.34 -0.15 6.99
SINCE JUN 1 13.98 6.41 7.57 8.91
SINCE JAN 1 25.49 23.22 2.27 26.59
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0
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 1 -1 0
SINCE JUN 1 4 22 -18 9
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 15 12 3 17
MONTH TO DATE 261 215 46 264
SINCE JUN 1 500 418 82 537
SINCE JAN 1 582 493 89 565
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 52 400 PM
AVERAGE 73
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 1991
MINIMUM TEMPERATURE (F) 65 48 1966
SUNRISE AND SUNSET
JULY 21 2006..........SUNRISE 601 AM EDT SUNSET 831 PM EDT
JULY 22 2006..........SUNRISE 602 AM EDT SUNSET 830 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$