000
CXUS54 KTSA 011311
CLMTUL

CLIMATE REPORT
NATIONAL WEATHER SERVICE TULSA OK
811 AM CST SUN NOV 1 2009

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

...THE TULSA OKLAHOMA CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1882 TO 2009

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              94   10/02/2003
 LOW               23   10/28/1925
HIGHEST            84   10/01        74      10       86  10/01
LOWEST             35   10/18        51     -16       30  10/28
AVG. MAXIMUM     64.5              74.0    -9.5     74.1
AVG. MINIMUM     47.2              51.1    -3.9     49.2
MEAN             55.9              62.6    -6.7     61.6
DAYS MAX >= 90      0               1.0    -1.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        16.51   MM
 MINIMUM         0.00   MM
TOTALS           6.14              4.05    2.09     2.75
DAILY AVG.       0.20              0.13    0.07     0.09
DAYS >= .01        14               5.0     9.0        5
DAYS >= .10         8                MM      MM        3
DAYS >= .50         3                MM      MM        1
DAYS >= 1.00        2                MM      MM        1
GREATEST
 24 HR. TOTAL    2.85   10/08 TO 10/09

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.3   1993
TOTALS            0.0                 T     0.0      0.0
SINCE 7/1         0.0                 T     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   10/31 TO 10/31

DEGREE_DAYS
HEATING TOTAL     284               152     132      145
 SINCE 7/1        297               181     116      149
COOLING TOTAL       9                64     -55       51
 SINCE 1/1       1874              2042    -168     2000
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    31/180    DATE  10/01
HIGHEST GUST SPEED/DIRECTION    38/180    DATE  10/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM

NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       7
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     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.

&&
-------------------------------------------------------------------
 YEARLY PRECIPITATION (INCHES):
 TOTAL.....................43.66
 DEPARTURE FROM NORMAL.....+7.14

...COLDEST OCTOBER ON RECORD...

OCTOBER 2009 TIES WITH OCTOBER OF 1925 FOR THE RECORD COLDEST
OCTOBER. THE AVERAGE MONTHLY TEMPERATURE OF 55.9 WAS 6.7 DEGREES
BELOW NORMAL. THE DAILY HIGH TEMPERATURES WERE THE PRIMARY FACTOR IN
THIS RECORD SETTING EVENT. THE OBSERVED AVERAGE DAILY MAXIMUM
TEMPERATURE OF 64.5 DEGREES WAS 9.5 DEGREES BELOW NORMAL...WHILE THE
DAILY AVERAGE MINIMUM OF 47.2 DEGREES FELL SHORT BY 3.9 DEGREES FROM
THE NORMAL. THERE WERE ONLY 8 DAYS IN THE MONTH WHERE THE AVERAGE
DAILY TEMPERATURE WAS AT OR ABOVE NORMAL...THE REMAINING 23 DAYS
WERE BELOW NORMAL BY -5 TO -18 DEGREES. OCTOBER 2009 WAS ALSO A
WETTER THAN NORMAL MONTH BY 2.09 INCHES. HOWEVER...IT ONLY RANKED AS
THE 21ST WETTEST OCTOBER ON RECORD.
$$