Climatological Report (Monthly)
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 012326
CLMROA

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE BLACKSBURG VA
726 PM EDT FRI MAY 1 2015

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

...THE ROANOKE VA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              95   04/27/1957
 LOW               15   04/01/1923
HIGHEST            80   04/18                         86
                        04/17
                        04/08
LOWEST             32   04/05                         28
AVG. MAXIMUM     67.8              68.0    -0.2     68.2
AVG. MINIMUM     46.4              45.3     1.1     44.9
MEAN             57.1              56.7     0.4     56.5
DAYS MAX >= 90      0               0.2    -0.2
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      1               1.8    -0.8
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.35   1987
 MINIMUM         0.48   1976
TOTALS           4.99              3.37    1.62     4.18
DAILY AVG.       0.17              0.11    0.06     0.14
DAYS >= .01        14              10.3     3.7
DAYS >= .10         9               6.0     3.0
DAYS >= .50         3               2.0     1.0
DAYS >= 1.00        1               0.5     0.5
GREATEST
 24 HR. TOTAL    1.80   04/19 TO 04/20

SNOWFALL (INCHES)
TOTALS            0.0                                0.0
SINCE 7/1        21.7
SNOWDEPTH AVG.      0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0

DEGREE_DAYS
HEATING TOTAL     236               275     -39
 SINCE 7/1       4209              4032     177
COOLING TOTAL       6                24     -18
 SINCE 1/1          6                29     -23
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
HIGHEST WIND SPEED/DIRECTION    44/150    DATE  04/08
HIGHEST GUST SPEED/DIRECTION    49/150    DATE  04/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       8
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

$$

PW



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