National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2005-05-15 05:30 UTC
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000
CDUS41 KLWX 150531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
130 AM EDT SUN MAY 15 2005
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR MAY 14 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 84 251 PM 88 1991 73 11 87
MINIMUM 54 431 AM 32 1996 49 5 66
AVERAGE 69 62 7 77
PRECIPITATION (IN)
YESTERDAY 1.31R 1.05 1978 0.14 1.17 0.00
MONTH TO DATE 1.37 1.84 -0.47 1.27
SINCE MAR 1 9.64 8.61 1.03 8.36
SINCE JAN 1 14.19 14.43 -0.24 11.70
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 1.2 3.8 -2.6 T
SINCE JUL 1 17.3 21.2 -3.9 17.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 106 86 20 43
SINCE MAR 1 1145 1118 27 953
SINCE JUL 1 4481 4878 -397 4680
COOLING
YESTERDAY 4 1 3 12
MONTH TO DATE 13 14 -1 71
SINCE MAR 1 24 29 -5 108
SINCE JAN 1 24 29 -5 108
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 PM
LOWEST 48 300 PM
AVERAGE 71
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 88 1991
MINIMUM TEMPERATURE (F) 50 37 1984
SUNRISE AND SUNSET
MAY 15 2005...........SUNRISE 557 AM EDT SUNSET 816 PM EDT
MAY 16 2005...........SUNRISE 556 AM EDT SUNSET 817 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$