National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2002-08-19 05:29 UTC
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498
CDUS41 KLWX 190532
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
129 AM EDT MON AUG 19 2002
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR AUGUST 18 2002...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2002
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 97R 410 PM 95 1991 86 11 81
MINIMUM 74 612 AM 45 1981 63 11 60
AVERAGE 86 74 12 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.89 1965 0.12 -0.12 0.00
MONTH TO DATE 0.36 2.14 -1.78 2.35
SINCE JUN 1 6.62 9.78 -3.16 11.37
SINCE JAN 1 19.99 26.59 -6.60 27.78
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 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 0 0 0
SINCE JUN 1 2 22 -20 18
SINCE JUL 1 0 1 -1 5
COOLING
YESTERDAY 21 10 11 6
MONTH TO DATE 272 191 81 235
SINCE JUN 1 895 739 156 716
SINCE JAN 1 1023 814 209 783
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 200 AM
LOWEST 40 300 PM
AVERAGE 64
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 94 1983
MINIMUM TEMPERATURE (F) 63 52 1981
SUNRISE AND SUNSET
AUGUST 19 2002........SUNRISE 627 AM EDT SUNSET 759 PM EDT
AUGUST 20 2002........SUNRISE 628 AM EDT SUNSET 758 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.