National Weather Service Text Product
AFOS product CLIDCA
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIDCA
Product Timestamp: 2012-01-31 05:20 UTC
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409
CDUS41 KLWX 310520
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1220 AM EST TUE JAN 31 2012
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 30 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 48 441 PM 77 2002 44 4 44
MINIMUM 34 759 AM -6 1873 29 5 27
AVERAGE 41 36 5 36
PRECIPITATION (IN)
YESTERDAY 0.00 0.97 1939 0.09 -0.09 0.00
MONTH TO DATE 2.19 2.71 -0.52 2.25
SINCE DEC 1 7.09 5.76 1.33 4.03
SINCE JAN 1 2.19 2.71 -0.52 2.25
SNOWFALL (IN)
YESTERDAY 0.0 11.5 1930 0.2 -0.2
MONTH TO DATE 1.7 5.4 -3.7
SINCE JUL 1 1.7 8.2 -6.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 28 -4 29
MONTH TO DATE 734 869 -135 933
SINCE DEC 1 1347 1655 -308 1866
SINCE JUL 1 1942 2350 -408 2438
COOLING
YESTERDAY 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 22 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 9.0
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 59 1200 AM
LOWEST 21 400 PM
AVERAGE 40
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 71 1916
MINIMUM TEMPERATURE (F) 29 -2 1905
SUNRISE AND SUNSET
JANUARY 31 2012.......SUNRISE 716 AM EST SUNSET 528 PM EST
FEBRUARY 1 2012......SUNRISE 715 AM EST SUNSET 529 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$