Climatological Report (Monthly)
Issued by NWS St Louis, MO

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CXUS53 KLSX 020045 CCA
CLMCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
159 PM CDT MON MAY 1 2017

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

...THE COLUMBIA MO CLIMATE SUMMARY FOR THE MONTH OF APRIL 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1890 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              93   04/10/1930
 LOW               14   04/05/1920
HIGHEST            86   04/19                         81
LOWEST             35   04/07                         27
AVG. MAXIMUM     70.5              66.1     4.4     69.0
AVG. MINIMUM     49.0              44.0     5.0     47.0
MEAN             59.7              55.0     4.7     58.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               2.7    -2.7        2
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.69   1994
 MINIMUM         0.61   1948
TOTALS           8.76              4.49    4.27     2.64
DAILY AVG.       0.29              0.15    0.14     0.09
DAYS >= .01        11              10.8     0.2       13
DAYS >= .10         8               7.2     0.8        6
DAYS >= .50         4               3.1     0.9        1
DAYS >= 1.00        2               1.1     0.9        1
GREATEST
 24 HR. TOTAL    4.89   04/29 TO 04/30              1.08

SNOWFALL (INCHES)
RECORDS
 TOTAL            7.1   1980
 24 HR TOTAL      7.1   04/14/1980 TO 04/15/1980
TOTALS            0.0               0.2    -0.2      0.0
SINCE 7/1         1.6              18.0   -16.4      9.0
GREATEST
 24 HR TOTAL      0.0

DEGREE_DAYS
HEATING TOTAL     190               321    -131      229
 SINCE 7/1       3730              4903   -1173     3824
COOLING TOTAL      38                22      16       28
 SINCE 1/1         46                25      21       32
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    37/160    DATE  04/09
HIGHEST GUST SPEED/DIRECTION    44/260    DATE  04/26

SKY COVER
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          7


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       9
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     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.

$$


...MONTHLY...

13TH WARMEST APRIL ON RECORD (59.7 DEGREES).

6TH WETTEST APRIL ON RECORD (8.76 INCHES).

TIED LEAST NUMBER OF OCCURENCES OF A MINIMUM TEMPERATURE LESS THAN OR
EQUAL TO 40 DEGREES (2 DAYS).


...DAILY...

1 RECORD RAINFALL VALUE SET (4.46 INCHES ON 04/29. PREVIOUS 3.08
INCHES IN 2012).

RECORD 24-HR RAINFALL VALUE TOTAL OF 4.89 INCHES ON 29-30 APRIL
FOR THE MONTH. PREVIOUS 4.50 INCHES ON 28 APRIL 1996.



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