Climatological Report (Daily)
Issued by NWS Blacksburg, VA

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000
CDUS41 KRNK 130858
CLIROA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
349 AM EST WED DEC 13 2017


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

...THE ROANOKE VA CLIMATE SUMMARY FOR DECEMBER 12 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         46    918 AM  77    1931  48     -2       62
  MINIMUM         24   1159 PM   5    1962  31     -7       38
  AVERAGE         35                        40     -5       50

PRECIPITATION (IN)
  YESTERDAY        T             1.35 1983   0.10  -0.10     0.12
  MONTH TO DATE    0.15                      1.25  -1.10     1.99
  SINCE DEC 1      0.15                      1.25  -1.10     1.99
  SINCE JAN 1     37.31                     39.56  -2.25    46.01

SNOWFALL (IN)
  YESTERDAY        T                                         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       T

DEGREE DAYS
 HEATING
  YESTERDAY       30                        26      4       15
  MONTH TO DATE  270                       288    -18      290
  SINCE DEC 1    270                       288    -18      290
  SINCE JUL 1   1005                      1092    -87      818

 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    35   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    12.5


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           300 AM
 LOWEST     42           900 PM
 AVERAGE    62

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


THE ROANOKE VA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        79      1927
 MINIMUM TEMPERATURE (F)   30        -4      1917


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   725 AM EST   SUNSET   503 PM EST
DECEMBER 14 2017......SUNRISE   726 AM EST   SUNSET   503 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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