Climatological Report (Monthly)
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000
CXUS54 KLZK 020029
CLMHRO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
724 PM CDT SUN OCT 1 2017

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

...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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             106   09/03/1939
                        09/05/1913
                        09/04/1913
 LOW               30   09/29/1967
                        09/29/1908
HIGHEST            94   09/20        80      14       91  09/08
                                                          09/06
LOWEST             47   09/07        59     -12       45  09/27
AVG. MAXIMUM     84.8              80.6     4.2     84.1
AVG. MINIMUM     58.1              57.8     0.3     59.9
MEAN             71.5              69.2     2.3     72.0
DAYS MAX >= 90      8               3.2     4.8        3
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        11.80   1930
 MINIMUM         0.08   1928
TOTALS           0.58              4.20   -3.62     1.24
DAILY AVG.       0.02              0.14   -0.12     0.04
DAYS >= .01         3              10.5    -7.5        8
DAYS >= .10         2                                  4
DAYS >= .50         0                                  1
DAYS >= 1.00        0               1.4    -1.4        0
GREATEST
 24 HR. TOTAL    0.30   09/18 TO 09/18

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       4                42     -38       12
 SINCE 7/1          4                43     -39       12
COOLING TOTAL     206               168      38      227
 SINCE 1/1       1311              1379     -68     1538

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

WIND (MPH)
AVERAGE WIND SPEED              5.2
HIGHEST WIND SPEED/DIRECTION    21/090    DATE  09/24
HIGHEST GUST SPEED/DIRECTION    29/080    DATE  09/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

&&

...Data for Harrison for September 2017...

.Summary...
With the exception of much of the first half of the month, daily
temperatures at Harrison were a little over two degrees above
average for the month as a whole. This was thanks to the anomalously
warm period in the last two weeks, with daily temperatures
frequently reaching the 80s and lower 90s.

There were eight 90-degree days, which was the most in the month of
September since 2005. However, there were seven days with
temperatures below 60 degrees, which was the most since 2013. There
were three days with temperatures below 50 degrees for the second
year in a row.

Rainfall was significantly below average, and this was the driest
September in 13 years. There were only two days with measurable
rainfall, which was the fewest in the month of September since 2004.

.Monthly Temperatures...
The average high temperature was the warmest since 2005. However,
the average low temperature was the coolest since 2011. The average
monthly temperature was the coolest since 2015.

.Daily Temperatures...
Daily temperatures were above average on 20 days and below average
on ten days.

.Daily Record Temperatures Tied or Broken During the Month...
None.

.Monthly Rainfall...
This was the driest September since 2004, and the 11th driest
September on record.

.Daily Rainfall Records Tied or Broken During the Month...
None.

$$

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