National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2003-04-28 05:30 UTC
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977
CDUS41 KLWX 280533
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
130 AM EDT MON APR 28 2003
...................................
...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 27 2003...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1962 TO 2003
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 512 PM 92 1990 69 2 64
MINIMUM 44 1136 PM 31 1987 44 0 36
AVERAGE 58 57 1 50
PRECIPITATION (IN)
YESTERDAY 0.00 1.65 1973 0.11 -0.11 0.12
MONTH TO DATE 2.60 2.86 -0.26 1.77
SINCE MAR 1 6.31 6.41 -0.10 5.25
SINCE JAN 1 14.13 12.23 1.90 6.94
SNOWFALL (IN)
YESTERDAY 0.0 T 1994 0.0 0.0 MM
MONTH TO DATE T 0.4 -0.4 0.0
SINCE MAR 1 1.9 3.8 -1.9 0.0
SINCE JUL 1 50.1 21.2 28.9 2.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 9 -2 15
MONTH TO DATE 333 337 -4 274
SINCE MAR 1 974 1007 -33 877
SINCE JUL 1 5018 4740 278 3926
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 8 8 0 55
SINCE MAR 1 8 12 -4 55
SINCE JAN 1 8 12 -4 55
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 28 500 PM
AVERAGE 64
..........................................................
THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 88 1990
MINIMUM TEMPERATURE (F) 44 32 1993
SUNRISE AND SUNSET
APRIL 28 2003.........SUNRISE 616 AM EDT SUNSET 759 PM EDT
APRIL 29 2003.........SUNRISE 615 AM EDT SUNSET 800 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.