National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-10-18 05:30 UTC
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000
CDUS41 KLWX 180533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
130 AM EDT MON OCT 18 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR OCTOBER 17 2004...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2004
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 64 335 PM 83 1963 67 -3 59
MINIMUM 36 1159 PM 31 1982 42 -6 44
AVERAGE 50 54 -4 52
PRECIPITATION (IN)
YESTERDAY 0.00 1.11 1975 0.11 -0.11 0.01
MONTH TO DATE 0.27 1.89 -1.62 1.59
SINCE SEP 1 6.07 5.71 0.36 8.85
SINCE JAN 1 30.81 33.94 -3.13 52.90
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 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 15 11 4 13
MONTH TO DATE 141 141 0 149
SINCE SEP 1 154 201 -47 184
SINCE JUL 1 156 206 -50 184
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 15 -12 0
SINCE SEP 1 136 147 -11 105
SINCE JAN 1 1195 1072 123 984
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 7.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 600 AM
LOWEST 19 200 PM
AVERAGE 52
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 82 1963
MINIMUM TEMPERATURE (F) 41 27 1982
SUNRISE AND SUNSET
OCTOBER 18 2004.......SUNRISE 723 AM EDT SUNSET 626 PM EDT
OCTOBER 19 2004.......SUNRISE 724 AM EDT SUNSET 625 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$