Climatological Report (Seasonal)
Issued by NWS La Crosse, WI

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CXUS53 KARX 051548
CLSLSE

CLIMATE REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1037 AM CST TUE JUN 5 2018

...ANOTHER WET SPRING IN LA CROSSE WI WITH WILD SWINGS
IN TEMPERATURES...

THE SPRING OF 2018 WAS ANOTHER WET ONE AT LA CROSSE REGIONAL
AIRPORT. IT WAS THE 17TH WETTEST METEOROLOGICAL SPRING.  THIS
IS THE 3RD TIME THIS DECADE AND THE 7TH TIME THIS CENTURY
THAT A SPRING HAS BEEN AMONG THE 20 WETTEST SPRINGS.
WHILE THE SPRING TEMPERATURES AVERAGED CLOSE TO NORMAL,
IT WAS FAR FROM THAT.  THERE WERE 21 DAYS WITH TEMPERATURES
10 DEGREES OR MORE COLDER-THAN-NORMAL AND 19 DAYS WITH
TEMPERATURES 10 DEGREES OR MORE WARMER-THAN-NORMAL.

MORE DETAILS ON THESE STATISTICS CAN BE FOUND BELOW.

TEMPERATURES -

FROM MARCH 1ST THROUGH MAY 31ST, LA CROSSE REGIONAL AIRPORT
HAD AN AVERAGE TEMPERATURE OF 47.1 DEGREES.  THIS WAS
0.5 DEGREES COLDER THAN THE 1981-2010 NORMAL OF 47.6 DEGREES.
WHILE THE SPRING TEMPERATURES AVERAGED CLOSE TO NORMAL,
IT WAS FAR FROM THAT.  THERE WERE 21 DAYS WITH TEMPERATURES
10 DEGREES OR MORE COLDER-THAN-NORMAL AND 19 DAYS WITH
TEMPERATURES 10 DEGREES OR MORE WARMER-THAN-NORMAL.

THE TABLE BELOW CONTAINS THE MONTHLY TEMPERATURES AND
THEIR DEPARTURES FROM NORMAL FOR THE SPRING OF 2018.

           SPRING 2018 TEMPERATURES
               IN LA CROSSE WI

                  AVERAGE            DEPARTURE
   MONTH        TEMPERATURE         FROM NORMAL
   -----        -----------         -----------
   MARCH       34.4 DEGREES        -0.1 DEGREES
   APRIL       39.3 DEGREES        -9.3 DEGREES - COLDEST
   MAY         67.6 DEGREES        +7.9 DEGREES - 2ND WARMEST

   SPRING      47.1 DEGREES        -0.5 DEGREES

THE WARMEST HIGH TEMPERATURE WAS 98F ON MAY 27TH.
THE COLDEST HIGH TEMPERATURE WAS 27F ON APRIL 15TH.

THE WARMEST LOW TEMPERATURE WAS 74F ON MAY 29TH.
THE COLDEST LOW TEMPERATURE WAS 5F ON MARCH 8TH.

MAXIMUM TEMPERATURE <= 32 ON 4 DAYS
MAXIMUM TEMPERATURE >= 90 ON 4 DAYS - TIED FOR 5TH MOST
WITH 1874, 1911, AND 1988.  THE ONLY ONES WHICH HAD MORE
WERE 1934 WITH 9 DAYS, 1972 WITH 7 DAYS, 1998 WITH 5 DAYS,
AND 1980 WITH 5 DAYS.

MINIMUM TEMPERATURE <= 32 ON 47 DAYS
MINIMUM TEMPERATURE <=  0 ON  0 DAYS

PRECIPITATION - 17TH WETTEST

FROM MARCH 1ST THROUGH MAY 31ST, LA CROSSE REGIONAL AIRPORT
RECEIVED 11.53 INCHES OF PRECIPITATION.  THIS WAS 2.63 INCHES
WETTER THAN THE 1981-2010 SPRING NORMAL OF 8.90 INCHES.
THIS MADE IT THE 17TH WETTEST METEOROLOGICAL SPRING.
THIS WAS THE 3RD TIME THIS DECADE AND THE 7TH TIME THIS CENTURY
THAT A SPRING HAS BEEN AMONG THE 20 WETTEST SPRINGS.

BELOW ARE THE 20 WETTEST SPRINGS IN LA CROSSE WI.

           WETTEST SPRINGS
           IN LA CROSSE WI
               1873-2018

          PRECIPITATION
  RANK        TOTAL          YEAR
  ----     ------------      ----
    1      17.21 INCHES      1973
    2      16.53 INCHES      2013
    3      15.37 INCHES      1945
    4      15.04 INCHES      1991
    5      14.61 INCHES      2004
    6      13.83 INCHES      2017
    7      13.70 INCHES      1993
    8      13.61 INCHES      1888
    9      13.28 INCHES      1908
   10      13.11 INCHES      1903
   11      12.88 INCHES      1960
   12      12.41 INCHES      2008
   13      12.31 INCHES      1951
   14      12.29 INCHES      1892
   15      12.03 INCHES      1965
   16      11.97 INCHES      1876
   17      11.53 INCHES      2018
   18      11.51 INCHES      2006
   19      11.41 INCHES      1956
   20      11.38 INCHES      2015

THE TABLE BELOW CONTAINS THE MONTHLY PRECIPITATION TOTALS
AND THEIR DEPARTURES FROM NORMAL FOR THE SPRING OF 2018.

          SPRING 2018 PRECIPITATION
               IN LA CROSSE WI

                PRECIPITATION         DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   MARCH        1.14 INCHES         -0.90 INCHES
   APRIL        2.98 INCHES         -0.36 INCHES
   MAY          7.41 INCHES         +3.89 INCHES -  6TH WETTEST

   SPRING      11.53 INCHES         +2.63 INCHES - 17TH WETTEST

THE WETTEST DAY WAS MAY 3RD WHEN 1.22 INCHES OF RAIN FELL.

MEASURABLE PRECIPITATION FELL ON 30 DAYS (32.6%) AND TRACE
AMOUNTS ON 12 DAYS (13%).


SNOWFALL - 6TH SNOWIEST

FROM MARCH 1ST THROUGH MAY 31ST, THE SNOW OBSERVER NEAR LA CROSSE
REGIONAL AIRPORT RECORDED 25.1 INCHES. THIS WAS 16.3 INCHES SNOWIER
THAN THE 1981-2010 NORMAL OF 8.8 INCHES.  THIS WAS THE 6TH MOST SNOW
DURING A SPRING. BELOW ARE THE 10 SNOWIEST SPRINGS IN LA CROSSE WI.

           SNOWIEST SPRINGS
           IN LA CROSSE WI
               1897-2018

            SNOWFALL
  RANK        TOTAL          YEAR
  ----     -----------       ----
    1      33.5 INCHES       1959
    2      28.5 INCHES       1923
           28.5 INCHES       1909
    4      27.5 INCHES       1962
    5      26.9 INCHES       1956
    6      25.1 INCHES       2018
    7      24.7 INCHES       1951
    8      23.7 INCHES       1997
    9      23.1 INCHES       1900
   10      22.0 INCHES       1975

THE TABLE BELOW CONTAINS THE MONTHLY SNOWFALL TOTALS AND
THEIR DEPARTURES FROM NORMAL FOR THE SPRING OF 2018.

             SPRING 2018 SNOWFALL
               IN LA CROSSE WI

                   SNOWFALL           DEPARTURE
   MONTH            TOTAL            FROM NORMAL
   -----        ------------         -----------
   MARCH         6.1 INCHES          -1.0 INCH
   APRIL        19.0 INCHES         +17.3 INCHES - SNOWIEST
   MAY             0 INCHES           0.0 INCHES

   SPRING       25.1 INCHES         +16.3 INCHES - 6TH SNOWIEST

THE SNOWIEST DAY WAS ON APRIL 3RD WHEN 6.7 INCHES OF SNOW FELL.

MEASURABLE SNOW FELL ON 8 DAYS (8.7%) AND TRACE AMOUNTS ON
11 DAYS (12%).

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

...THE LA CROSSE WI CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2018 TO 5/31/2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1873 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             107   05/31/1934
 LOW              -28   03/01/1962
HIGHEST            98   05/27        MM      MM
LOWEST              5   03/08        MM      MM
AVG. MAXIMUM     57.9              58.0    -0.1
AVG. MINIMUM     36.3              37.3    -1.0
MEAN             47.1              47.6    -0.5
DAYS MAX >= 90      4               0.7     3.3
DAYS MAX <= 32      4               4.7    -0.7
DAYS MIN <= 32     47              31.4    15.6
DAYS MIN <= 0       0               0.6    -0.6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          11.53              8.90    2.63
DAILY AVG.       0.13              0.10    0.03
DAYS >= .01        30              32.9    -2.9
DAYS >= .10        21              18.0     3.0
DAYS >= .50        10               5.9     4.1
DAYS >= 1.00        4               2.0     2.0
GREATEST
 24 HR. TOTAL    1.22   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS           25.1               8.8    16.3
 LIQUID EQUIV    2.51              0.90    1.61
SINCE 7/1        49.8              43.3     6.5
 LIQUID 7/1      4.98
DAYS >= TRACE      19               5.5    13.5
DAYS >= 1.0         5               2.3     2.7
GREATEST
 SNOW DEPTH         7   04/19
                        04/04
 24 HR TOTAL      6.7   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1776              1649     127
 SINCE 7/1         MM              7157      MM
COOLING TOTAL     159                48     111
 SINCE 1/1        159                48     111

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    35/300    DATE  05/25
HIGHEST GUST SPEED/DIRECTION    57/050    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           47
NUMBER OF DAYS PC             25
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                      14
LIGHT RAIN               28     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                5     SNOW                       5
LIGHT SNOW               16     SLEET                      3
FOG                      38     FOG W/VIS <= 1/4 MILE      8
HAZE                     15


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

$$

BOYNE


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