Climatological Report (Monthly)
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CXUS54 KLZK 041423
CLMHRO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
918 AM CDT MON SEP 4 2017

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

...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             112   08/03/2011
                        08/09/1934
 LOW               41   08/31/1915
HIGHEST            93   08/20        88       5       95  08/12
                                                          08/04
LOWEST             55   08/24        67     -12       55  08/22
AVG. MAXIMUM     83.5              88.9    -5.4     86.1
AVG. MINIMUM     64.2              66.4    -2.2     68.5
MEAN             73.9              77.6    -3.7     77.3
DAYS MAX >= 90      3              14.2   -11.2        9
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        14.56   1915
 MINIMUM            T   2007
TOTALS           2.10              3.58   -1.48     6.93
DAILY AVG.       0.07              0.12   -0.05     0.22
DAYS >= .01        12               8.3     3.7       13
DAYS >= .10         7                                  8
DAYS >= .50         1                                  4
DAYS >= 1.00        0               1.0    -1.0        3
GREATEST
 24 HR. TOTAL    0.59   08/06 TO 08/06

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
 LIQUID EQUIV    0.00              0.00    0.00     0.00
SINCE 7/1         0.0               0.0     0.0      0.0
 LIQUID 7/1      0.00              0.00    0.00     0.00
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0                                  0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0

DEGREE_DAYS
HEATING TOTAL       0                 1      -1        0
 SINCE 7/1          0                 1      -1        0
COOLING TOTAL     281               393    -112      386
 SINCE 1/1       1105              1211    -106     1311

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        10/29
LATEST                          04/04
..................................................

WIND (MPH)
AVERAGE WIND SPEED              4.9
HIGHEST WIND SPEED/DIRECTION    29/320    DATE  08/16
HIGHEST GUST SPEED/DIRECTION    42/340    DATE  08/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       5
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      3
HAZE                      1

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

&&

...Data for Harrison for August 2017...

.Summary...
For the third year in a row, temperatures were, on the whole, below
average during the month of August at Harrison.

For the 5th year in a row, there were no 100-degree days during the
month. There were only three 90-degree days during the month, which
was the fewest amount since 1976, and tied 1976 and 1903 for the 2nd
fewest on record. Only 1915 had less (with no 90-degree days).

For the first time in three years, rainfall was below average for
the month.

.Monthly Temperatures...
The average high temperature was the coolest since 2004, and the 6th
coolest on record. The average low temperature was the coolest since
2015. The average temperature was the coolest since 2004.

.Daily Temperatures...
Daily temperatures were above average on four days, average on two
days and below average on 25 days.

For the 5th year in a row, there were no 100-degree days. There were
only three days with temperatures at or above 90 degrees, which tied
August 1976 and 1903 for the second fewest on record. Only August
1915 had less.

There were three days with low temperatures below 60 degrees, which
was the most in August since 2015.

.Daily Record Temperatures Tied or Broken During the Month...
Date  Record Type               New Record          Previous Record
13th  Coolest High Temperature  73 in 2017            74 in 2004

.Monthly Rainfall...
Rainfall was below average for the first time in three years. It was
the driest August since 2014.

.Daily Rainfall Records Tied or Broken...
None.

$$

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