Climatological Report (Monthly)
Issued by NWS Shreveport, LA

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CXUS54 KSHV 011743 AAA
CLMSHV

CLIMATE REPORT...ADDED GROWING SEASON SUMMARY
NATIONAL WEATHER SERVICE SHREVEPORT LA
1243 PM CDT WED NOV 1 2017

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

...THE SHREVEPORT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              99   10/01/1938
 LOW               28   10/31/1993
HIGHEST            93   10/09
                        10/08
LOWEST             29   10/29
MEAN             68.2             66.4     1.8
DAYS MAX >= 90      4
DAYS MIN <= 32      1

PRECIPITATION (INCHES)
TOTALS           1.13              4.96   -3.83
DAYS >= .01         4
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.77   10/22 TO 10/22

DEGREE_DAYS
HEATING TOTAL      79                80      -1
COOLING TOTAL     187               124      63
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    32/310    DATE  10/24
HIGHEST GUST SPEED/DIRECTION    43/300    DATE  10/22


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     FOG W/VIS <= 1/4 MILE      0

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

&&

WEATHERWISE DURING OCTOBER OF 2017 IN SHREVEPORT AND BOSSIER CITY,
WE RECORDED SLIGHTLY WARMER THAN NORMAL TEMPERATURES AND BELOW
NORMAL RAINFALL.  THIS OCTOBER WAS FAIRLY TYPICAL WITH NO SEVERE
WEATHER NOR FLOODING.

NEVERTHELESS, SHREVEPORT ENDED A LONG DRY SPELL AFTER THE DRIEST
SEPTEMBER ON RECORD THAT OBSERVED ONLY A TRACE OF RAINFALL. THE 32
DAY DRY SPELL THAT BEGAN DURING SEPTEMBER 1, ENDED OCTOBER 3RD AS WE
TALLIED ALL OF 0.02 INCHES OF RAINFALL.  DRY WEATHER CONTINUED
THROUGH OCTOBER 21ST, BUT ENDED THE 22ND WHEN WE RECEIVED A
BENEFICIAL 0.77 INCHES. AT MONTH`S END DURING HALLOWEEN EVENING,
ADDITIONAL RAINFALL MOVED IN AND EASED DRY CONDITIONS.

SHREVEPORT SET A NUMBER OF TEMPERATURE RECORDS THIS OCTOBER
INCLUDING ITS FIFTH EARLIEST FREEZE ON RECORD.  DURING OCTOBER 29,
OUR LOW TEMPERATURE RECEDED TO 29 DEGREES AND BROKE THE OLD DAILY
RECORD OF 31 DEGREES SET DURING 1952.  OCTOBER 29TH OF 2017 NOW TIES
FIFTH EARLIEST FREEZE ON RECORD.  BELOW, WE LIST THE FIVE EARLIEST
FREEZES IN SHREVEPORT WITH THE DATES OF OCCURRENCE:

1. 32 DEGREES DURING OCTOBER 19, 1989

2. 29 DEGREES DURING OCTOBER 20, 1989

3. 31 DEGREES DURING OCTOBER 21, 1976

4. 31 DEGREES DURING OCTOBER 28, 1957

5. 31 DEGREES DURING OCTOBER 29, 1952
   29 DEGREES DURING OCTOBER 29, 2017

THIS GROWING SEASON OF 2017 BEGAN DURING JANUARY 27 OF 2017 AS THE
FINAL FREEZE OF THE YEAR, MUCH EARLIER THAN THE NORMAL MID MARCH
DATE NEAR MARCH 15TH.  OUR GROWING SEASON LASTED 275 DAYS THIS YEAR
FROM JANUARY 27 THROUGH OCTOBER 28.  THE NORMAL GROWING SEASON
IN SHREVEPORT LASTS FROM MARCH 15 THROUGH NOVEMBER 15 FOR 245 DAYS.

THIS OCTOBER ALSO OBSERVED WIDE TEMPERATURE SWINGS AFTER THE VERY
DRY SEPTEMBER.  DURING OCTOBER 3RD, SHREVEPORT ONLY RECORDED A LOW
TEMPERATURE OF 75 DEGREES AND BROKE THE DAILY WARMEST MINIMUM
TEMPERATURE RECORD OF 74 DEGREES SET DURING 2002.  FOR OCTOBER 8TH,
SHREVEPORT REACHED A HIGH TEMPERATURE OF 93 DEGREES AND TIED THE
DAILY HIGH TEMPERATURE RECORD LAST SET DURING 2010.

&&

$$

VIII.


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