National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2021-02-04 21:32 UTC
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973
CDUS41 KLWX 042132
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
432 PM EST THU FEB 04 2021
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 4 2021...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1960 TO 2021
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 49 3:45 PM 70 1991 44 5 67
MINIMUM 28 7:25 AM 4 1965 25 3 53
1996
AVERAGE 39 34 5 60
PRECIPITATION (IN)
TODAY 0.00 2.17 1998 0.10 -0.10 T
MONTH TO DATE 0.23 0.40 -0.17 0.10
SINCE DEC 1 7.92 6.04 1.88 6.40
SINCE JAN 1 2.11 3.08 -0.97 3.43
SNOWFALL (IN)
TODAY 0.0 6.2 1995 0.3 -0.3 0.0
MONTH TO DATE 2.7 1.3 1.4 0.0
SINCE DEC 1 8.3 12.1 -3.8 2.9
SINCE JUL 1 8.3 12.6 -4.3 2.9
SNOW DEPTH 2
DEGREE DAYS
HEATING
TODAY 26 31 -5 5
MONTH TO DATE 121 124 -3 65
SINCE DEC 1 1827 1992 -165 1669
SINCE JUL 1 2494 2908 -414 2532
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 10.8
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53 5:00 AM
LOWEST 22 3:00 PM
AVERAGE 38
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 73 1991
MINIMUM TEMPERATURE (F) 25 -10 1996
SUNRISE AND SUNSET
FEBRUARY 4 2021......SUNRISE 7:13 AM EST SUNSET 5:35 PM EST
FEBRUARY 5 2021......SUNRISE 7:12 AM EST SUNSET 5:36 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$