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

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CXUS53 KLSX 020659
CLSCOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1259 AM CST THU MAR 2 2017

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

...THE COLUMBIA CLIMATE SUMMARY FOR METEOROLOGICAL
WINTER, FROM 12/1/2016 TO 2/28/2017...

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

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              82   02/29/1972
 LOW              -26   02/12/1899
HIGHEST            77   02/28
                        02/20
                        02/19
LOWEST             -2   12/19
                        12/18
AVG. MAXIMUM     47.3              41.1     6.2
AVG. MINIMUM     28.2              23.1     5.1
MEAN             37.7              32.1     5.6
DAYS MAX >= 90      0
DAYS MAX <= 32     15
DAYS MIN <= 32     63
DAYS MIN <= 0       3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.30   1984/1985
 MINIMUM         1.35   1962/1963
TOTALS           2.23              6.61   -4.38
DAYS >= .01        25
DAYS >= .10         8
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.39   12/03 TO 12/04

SNOWFALL (INCHES)
RECORDS
 TOTAL           45.6   2010/2011
 24 HR TOTAL     19.7   01/18/1995 TO 01/19/1995
TOTALS            1.6              15.2   -13.6
SINCE 7/1         1.6              16.1   -14.5
GREATEST
 SNOW DEPTH         1   01/06
                        01/05
 24 HR TOTAL      1.0   01/05

DEGREE_DAYS
HEATING TOTAL    2458              2961    -503
 SINCE 7/1       3041              3946    -905
COOLING TOTAL       4                 0       4
 SINCE 1/1          4                 0       4
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    40/240    DATE  01/10
HIGHEST GUST SPEED/DIRECTION    53/240    DATE  01/10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     HAIL                       0
FOG W/VIS <= 1/4 MILE    12

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


...SEASONAL...

TIED 3RD WARMEST METEOROLOGICAL WINTER ON RECORD (37.7 DEGREES).

MOST NUMBER OF OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER THAN
OR EQUAL TO 70 DEGREES WITHIN THE WINTER SEASON
(10 DAYS. PREVIOUS 8 DAYS IN 1889-1890).

5TH DRIEST WINTER ON RECORD (2.23 INCHES).

TIED LEAST NUMBER OF OCCURRENCES WITH A HALF INCH OF PRECIPITATION
(0 DAYS. TIED WITH SEVERAL WINTERS).

TIED 2ND LEAST SNOWIEST WINTER ON RECORD (1.6 INCHES).

TIED 2ND LEAST NUMBER OF OCCURRENCES OF MEASURABLE SNOWFALL ON
A CALENDAR DAY (3 DAYS).


...MONTHLY...

WARMEST FEBRUARY ON RECORD (45.9 DEGREES. PREVIOUS 44.2 IN 1954).

MOST OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER THAN OR EQUAL
TO 70 DEGREES WITHIN THE MONTH OF FEBRUARY
(9 DAYS. PREVIOUS 6 DAYS IN 1976).

MOST OCCURRENCES OF A MAXIMUM TEMPERATURE GREATER THAN OR EQUAL
TO 60 DEGREES WITHIN THE MONTH OF FEBRUARY
(15 DAYS. PREVIOUS 13 DAYS IN 1976).

TIED 5TH LEAST NUMBER OF OCCURRENCES OF A MINIMUM TEMPERATURE
LESS THAN OR EQUAL TO 32 DEGREES WITHIN THE MONTH OF
FEBRUARY (15 DAYS).

TIED MOST OCCURRENCES OF A MINIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 40 DEGREES WITHIN THE MONTH OF FEBRUARY
(8 DAYS. TIED WITH 1976 AND 1930).

MOST CONSECUTIVE DAYS WITH A MAXIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 70 DEGREES WITHIN THE MONTH OF FEBRUARY
(5 DAYS ENDING ON 02/20).

MOST CONSECUTIVE DAYS WITH A MAXIMUM TEMPERATURE GREATER THAN OR
EQUAL TO 60 DEGREES WITHIN THE MONTH OF FEBRUARY
(9 DAYS ENDING ON 02/24).

4TH DRIEST FEBRUARY ON RECORD (0.21 INCHES).

TIED LEAST SNOWIEST FEBRUARY ON RECORD
(TRACE. TIED WITH SEVERAL OTHER YEARS).

15TH WARMEST JANUARY ON RECORD (35.5 DEGREES).


...DAILY...

6 RECORD HIGH TEMPERATURES SET OR TIED
(02/28, 02/20, 02/19, 02/18, 02/11, AND 01/11).

2 RECORD HIGH MINIMUM TEMPERATURES SET (02/28 AND 02/20).


GOSSELIN

$$



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