Climatological Report (Daily)
Issued by NWS Blacksburg, VA

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000
CDUS41 KRNK 160831
CLIROA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
325 AM EST SAT DEC 16 2017


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

...THE ROANOKE VA CLIMATE SUMMARY FOR DECEMBER 15 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         39    313 PM  75    1984  48     -9       41
  MINIMUM         30    834 AM   3    1917  30      0       15
  AVERAGE         35                        39     -4       28

PRECIPITATION (IN)
  YESTERDAY        0.00          1.47 1948   0.09  -0.09     0.00
  MONTH TO DATE    0.15                      1.54  -1.39     1.99
  SINCE DEC 1      0.15                      1.54  -1.39     1.99
  SINCE JAN 1     37.31                     39.85  -2.54    46.01

SNOWFALL (IN)
  YESTERDAY        0.0                                       0.0
  MONTH TO DATE    1.5                                       0.0
  SINCE DEC 1      1.5                                       0.0
  SINCE JUL 1      1.5                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       30                        26      4       37
  MONTH TO DATE  361                       366     -5      372
  SINCE DEC 1    361                       366     -5      372
  SINCE JUL 1   1096                      1170    -74      900

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1414                      1208    206     1563
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.1


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           100 AM
 LOWEST     51           600 PM
 AVERAGE    62

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


THE ROANOKE VA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   47        75      1971
 MINIMUM TEMPERATURE (F)   30         6      1951
                                             1914


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   728 AM EST   SUNSET   504 PM EST
DECEMBER 17 2017......SUNRISE   728 AM EST   SUNSET   504 PM EST


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




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