Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 190542
CLIBWI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
142 AM EDT TUE SEP 19 2017


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

...THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 18 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74    444 PM  91    1978  77     -3       87
                                      1977
                                      1898
  MINIMUM         64    155 AM  41    1990  57      7       67
  AVERAGE         69                        67      2       77

PRECIPITATION (IN)
  YESTERDAY        0.02          2.13 2003   0.15  -0.13     0.00
  MONTH TO DATE    1.95                      2.33  -0.38     0.09
  SINCE SEP 1      1.95                      2.33  -0.38     0.09
  SINCE JAN 1     32.19                     30.18   2.01    31.19

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   19                        12      7        0
  SINCE SEP 1     19                        12      7        0
  SINCE JUL 1     19                        13      6        0

 COOLING
  YESTERDAY        4                         4      0       12
  MONTH TO DATE   61                       104    -43      197
  SINCE SEP 1     61                       104    -43      197
  SINCE JAN 1   1153                      1114     39     1464
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     84           900 AM
 AVERAGE    92

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


THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        94      1983
                                             1896
 MINIMUM TEMPERATURE (F)   56        42      1959


SUNRISE AND SUNSET
SEPTEMBER 19 2017.....SUNRISE   652 AM EDT   SUNSET   708 PM EDT
SEPTEMBER 20 2017.....SUNRISE   653 AM EDT   SUNSET   707 PM EDT


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




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