Climatological Report (Monthly)
Issued by NWS

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CXUS54 KLZK 021418
CLMHRO


CLIMATE REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
910 AM CDT TUE JUN 2 2015

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

...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF MAY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   05/29/1926
                        05/28/1926
 LOW               26   05/02/1911
HIGHEST            84   05/29        76       8       92  05/04
LOWEST             43   05/22        56     -13       37  05/16
AVG. MAXIMUM     75.5              76.2    -0.7     77.6
AVG. MINIMUM     56.6              55.4     1.2     56.4
MEAN             66.1              65.8     0.3     67.0
DAYS MAX >= 90      0               0.4    -0.4        2
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        16.87   1961
 MINIMUM         0.59   2012
TOTALS          10.71              4.69    6.02     4.37
DAILY AVG.       0.35              0.15    0.20     0.14
DAYS >= .01        20              12.6     7.4       14
DAYS >= .10        13                                  7
DAYS >= .50         9                                  4
DAYS >= 1.00        4               1.6     2.4        1
GREATEST
 24 HR. TOTAL    2.06   05/10 TO 05/11

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.1   2013
 24 HR TOTAL      0.1   05/03/2013 TO 05/03/2013
 SNOW DEPTH         T   05/03/2013
TOTALS            0.0               0.0     0.0      0.0
 LIQUID EQUIV    0.00              0.00    0.00     0.00
SINCE 7/1        13.6              11.5     2.1     25.8
 LIQUID 7/1      1.36              1.00    0.36     2.58
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      56                77     -21       99
 SINCE 7/1       4154              3998     156     4465
COOLING TOTAL      99               102      -3      169
 SINCE 1/1        124               139     -15      187

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

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    24/260    DATE  05/17
HIGHEST GUST SPEED/DIRECTION    34/270    DATE  05/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      15
LIGHT RAIN               22     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      3
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 MAY 2015...

.SUMMARY...

MAY TEMPERATURES WERE RIGHT AT THE 30-YEAR AVERAGE...AND RAINFALL
WAS OVER TWICE THE 30-YEAR AVERAGE.

MOST DAYS IN THE MONTH SAW ABOVE AVERAGE DAILY TEMPERATURES...THOUGH
THERE WERE NO PERIODS THAT WERE EXCESSIVELY WARM. NO 90-DEGREE DAYS
WERE RECORDED...WHICH MARKED THE FIRST MAY SINCE 2013 WITH NO SUCH
DAYS. THE COOLEST PERIOD WAS BRIEF...AND DURING THE THIRD WEEK OF
THE MONTH.

PRECIPITATION WAS WIDESPREAD THROUGHOUT THE MONTH...WITH THE ONLY
EXTENDED DRY PERIOD IN THE FIRST FIVE DAYS OF THE MONTH. THERE WERE
20 DAYS WITH MEASURABLE RAINFALL...WHICH WAS THE MOST IN THE MONTH
OF MAY SINCE 2002...AND WAS THE MOST ON RECORD IN THE MONTH OF MAY.
THE PREVIOUS RECORD WAS 18 DAYS IN 2002.

.MONTHLY TEMPERATURES...

THE AVERAGE HIGH TEMPERATURE WAS THE COOLEST SINCE 2013. THE AVERAGE
LOW TEMPERATURE WAS THE WARMEST SINCE 2012. THE AVERAGE MONTHLY
TEMPERATURE WAS THE COOLEST SINCE 2013.

.DAILY AVERAGE TEMPERATURES...

ABOVE NORMAL ON 19 DAYS...NORMAL ON 1 DAY...AND BELOW NORMAL ON 11
DAYS.

.NUMBER OF DAYS WITH TEMPERATURES...

AT OR ABOVE 90 DEGREES....0...FIRST TIME SINCE 2013
AT OR BELOW 50 DEGREES....6...THE LEAST SINCE 2012

.DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

NONE.

.RAINFALL...

IT WAS THE WETTEST MAY SINCE 1990...AND THE 5TH WETTEST MAY ON
RECORD.

THE 3.01 INCHES OF RAIN ON THE 11TH WAS THE 6TH WETTEST CALENDAR DAY
ON RECORD IN THE MONTH OF MAY.

.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...

NONE.

$$

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