National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2004-04-30 05:28 UTC
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576
CDUS41 KLWX 300529
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT FRI APR 30 2004
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 29 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 78 333 PM 87 1974 70 8 75
MINIMUM 37 613 AM 32 1987 44 -7 48
AVERAGE 58 57 1 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.04 1990 0.12 -0.12 0.01
MONTH TO DATE 5.05 3.10 1.95 2.61
SINCE MAR 1 7.10 6.65 0.45 6.32
SINCE JAN 1 10.44 12.47 -2.03 15.28
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
MONTH TO DATE 0.0 0.4 -0.4 T
SINCE MAR 1 T 3.8 -3.8 1.9
SINCE JUL 1 17.4 21.2 -3.8 50.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 8 -1 3
MONTH TO DATE 336 354 -18 343
SINCE MAR 1 910 1024 -114 984
SINCE JUL 1 4635 4757 -122 5028
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 36 10 26 8
SINCE MAR 1 36 14 22 8
SINCE JAN 1 36 14 22 8
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 10.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 M500 AM
LOWEST 29 M200 PM
AVERAGE 50
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 86 1974
MINIMUM TEMPERATURE (F) 45 29 1977
SUNRISE AND SUNSET
APRIL 30 2004.........SUNRISE 613 AM EDT SUNSET 802 PM EDT
MAY 1 2004...........SUNRISE 611 AM EDT SUNSET 803 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$