Climatological Report (Daily)
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS41 KLWX 172126
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT WED SEP 17 2014


...................................

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 17 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         79    327 PM  96    1991  79      0       72
  MINIMUM         59    615 AM  44    1923  62     -3       54
  AVERAGE         69                        71     -2       63

PRECIPITATION (IN)
  TODAY            0.00          3.26 1876   0.14  -0.14     0.00
  MONTH TO DATE    0.43                      2.02  -1.59     0.35
  SINCE SEP 1      0.43                      2.02  -1.59     0.35
  SINCE JAN 1     34.10                     28.42   5.68    28.67

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        2
  MONTH TO DATE    0                         2     -2        2
  SINCE SEP 1      0                         2     -2        2
  SINCE JUL 1      0                         2     -2        2

 COOLING
  TODAY            4                         6     -2        0
  MONTH TO DATE  204                       147     57      176
  SINCE SEP 1    204                       147     57      176
  SINCE JAN 1   1597                      1458    139     1606
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     4.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           500 AM
 LOWEST     32           400 PM
 AVERAGE    54

..........................................................


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        91      1927
                                             1921
                                             1898
 MINIMUM TEMPERATURE (F)   62        45      1937


SUNRISE AND SUNSET
SEPTEMBER 17 2014.....SUNRISE   651 AM EDT   SUNSET   713 PM EDT
SEPTEMBER 18 2014.....SUNRISE   652 AM EDT   SUNSET   712 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.