Climatological Report (Monthly)
Issued by NWS Tulsa, OK

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215
CXUS54 KTSA 011311
CLMTUL

CLIMATE REPORT
NATIONAL WEATHER SERVICE TULSA OK
431 AM CDT TUE MAY 1 2018

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

...THE TULSA OKLAHOMA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1882 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             102   04/12/1972
 LOW               22   04/13/1957
                        04/02/1936
                        04/05/1920
HIGHEST            86   04/17        72      14       84  04/08
LOWEST             25   04/07        49     -24       39  04/27
                                                          04/07
                                                          04/06
AVG. MAXIMUM     66.6              71.8    -5.2     73.2
AVG. MINIMUM     41.6              49.3    -7.7     52.1
MEAN             54.1              60.6    -6.5     62.7
DAYS MAX >= 90      0               0.5    -0.5        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      9               0.7     8.3        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.44   2017
 MINIMUM         0.34   1989
TOTALS           1.76              3.79   -2.03    10.44
DAILY AVG.       0.06              0.13   -0.07     0.35
DAYS >= .01         7               8.5    -1.5       16
DAYS >= .10         2               6.1    -4.1       12
DAYS >= .50         1               2.7    -1.7        6
DAYS >= 1.00        1               1.2    -0.2        2
GREATEST
 24 HR. TOTAL    1.13   04/21 TO 04/21

SNOWFALL (INCHES)
RECORDS
 TOTAL            1.7   1957
TOTALS            0.1                 T     0.1        T
SINCE 7/1         2.1               9.6    -7.5      0.7
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      0.1   04/07 TO 04/07

DEGREE_DAYS
HEATING TOTAL     339               186     153      127
 SINCE 7/1       3416              3535    -119     2642
COOLING TOTAL      21                53     -32       64
 SINCE 1/1         29                65     -36      120
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.8
HIGHEST WIND SPEED/DIRECTION    37/330    DATE  04/03
HIGHEST GUST SPEED/DIRECTION    47/190    DATE  04/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      0
HAZE                      4


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

&&
-------------------------------------------------------------------
 YEARLY PRECIPITATION (INCHES):
 TOTAL.....................10.15
 DEPARTURE FROM NORMAL.....-0.44
$$



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