National Weather Service Text Product
AFOS product CLIIAD
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIIAD
Product Timestamp: 2020-12-11 05:23 UTC
Bulk Download
Bulk Download
Bulk Download Help
This bulk download tool provides the NWS text
in a raw form, hopefully directly usable by your processing system.
You can either provide a complete 6-character PIL/AFOS ID or provide
the 3-character base ID (e.g., AFD). The start and end
dates represent 00 UTC for those dates. The Zip format is useful as
the filenames will have the product timestamp, which is useful for
when the product format has ambiguous timestamps.
458
CDUS41 KLWX 110523
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST FRI DEC 11 2020
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 10 2020...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1960 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 1:08 PM 70 1966 47 7 56
MINIMUM 24 6:25 AM 4 1989 28 -4 37
AVERAGE 39 38 1 47
PRECIPITATION (IN)
YESTERDAY 0.00 2.26 1992 0.11 -0.11 0.21
MONTH TO DATE 0.99 1.09 -0.10 1.19
SINCE DEC 1 0.99 1.09 -0.10 1.19
SINCE JAN 1 44.64 39.67 4.97 39.03
SNOWFALL (IN)
YESTERDAY 0.0 2.6 1992 0.1 -0.1 T
MONTH TO DATE T 0.9 -0.9 T
SINCE DEC 1 T 0.9 -0.9 T
SINCE JUL 1 T 1.4 -1.4 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 26 27 -1 18
MONTH TO DATE 251 257 -6 251
SINCE DEC 1 251 257 -6 251
SINCE JUL 1 918 1173 -255 1114
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1406 1178 228 1524
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 2.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 11:00 PM
LOWEST 52 1:00 PM
AVERAGE 72
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 71 1979
MINIMUM TEMPERATURE (F) 28 3 1968
SUNRISE AND SUNSET
DECEMBER 11 2020......SUNRISE 7:19 AM EST SUNSET 4:48 PM EST
DECEMBER 12 2020......SUNRISE 7:20 AM EST SUNSET 4:48 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$