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

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CXUS53 KARX 012101
CLMRST

CLIMATE REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
202 AM CDT FRI NOV 1 2013

...NEAR NORMAL TEMPERATURES AND SLIGHTLY ABOVE NORMAL PRECIPITATION
AT ROCHESTER MINNESOTA IN OCTOBER...

THE AVERAGE TEMPERATURE FOR THE MONTH WAS 47.7 DEGREES...WHICH WAS
0.7 DEGREES BELOW NORMAL. THE AVERAGE HIGH WAS 57.0 DEGREES...WHILE
THE AVERAGE LOW TEMPERATURE WAS 38.4 DEGREES. THE HIGHEST TEMPERATURE
WAS 76 ON THE 1ST AND 2ND...WHILE THE COLDEST TEMPERATURE WAS 24
DEGREES ON THE 22ND AND 25TH.

ROCHESTER RECEIVED 2.98 INCHES OF PRECIPITATION DURING THE MONTH OF
OCTOBER WHICH WAS 0.74 INCHES ABOVE NORMAL. IT WAS THE 19TH WETTEST
MONTH ON RECORD...AND THE WETTEST SINCE 2009 WHEN 7.57 INCHES WAS
RECORDED. THE GREATEST 24-HOUR PRECIPITATION AMOUNT WAS 0.77 INCHES
WHICH FELL ON THE 15TH.

A TRACE OF SNOWFALL WAS RECORDED ON THE 19TH...20TH...22ND...AND
23RD.

...RECORDS...

NO TEMPERATURE OR PRECIPITATION RECORDS WERE ESTABLISHED AT
ROCHESTER DURING THE MONTH OF OCTOBER.

...DISCUSSION...

THE FIRST TWO WEEKS OF OCTOBER FEATURED ABOVE NORMAL TEMPERATURES
THANKS TO PERSISTENT WARM AND MOIST SOUTHERLY FLOW. A POTENT EARLY
AUTUMN STORM SYSTEM BROUGHT WIDESPREAD SHOWERS AND THUNDERSTORMS TO
THE UPPER MIDWEST FROM THE 3RD UNTIL THE 5TH. IN THE WAKE OF THIS
SYSTEM...CONDITIONS BECAME PLEASANT AND DRY. FINALLY...A STRONG COLD
FRONT PUSHED INTO THE AREA BY THE MIDDLE OF THE MONTH...SENDING
TEMPERATURES BELOW NORMAL FOR THE FIRST TIME. THE WEATHER PATTERN
THEN FLIPPED...AND A BROAD AREA OF LOW PRESSURE SETTLED ACROSS MUCH
OF THE UPPER MIDWEST. TEMPERATURES AVERAGED 10 TO NEARLY 20 DEGREES
BELOW NORMAL DURING THIS STRETCH. THE FIRST SIGNIFICANT FREEZE
OCCURRED DURING THE 3RD WEEK OF THE MONTH...AND THE FIRST SNOW
FLAKES OF THE SEASON WERE RECORDED AS WELL. A TOTAL OF 4 DAYS HAD A
TRACE OF SNOWFALL. TOWARD THE END OF THE MONTH...TEMPERATURES
MODERATED TO NEAR NORMAL. A STORM SYSTEM BROUGHT SHOWERS AND
ISOLATED THUNDERSTORMS TO THE AREA ON THE 30TH AND 31ST.

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

...THE ROCHESTER CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   10/03/1997
 LOW               -6   10/25/1887
HIGHEST            76   10/02        MM      MM       79  10/03
                        10/01
LOWEST             24   10/25        MM      MM       25  10/31
                        10/22
AVG. MAXIMUM     57.0              58.4    -1.4     58.5
AVG. MINIMUM     38.4              38.4     0.0     39.0
MEAN             47.7              48.4    -0.7     48.8
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      0               0.1    -0.1        0
DAYS MIN <= 32     10               8.1     1.9        8
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.11   1911
 MINIMUM         0.01   1952
TOTALS           2.98              2.24    0.74     1.85
DAILY AVG.       0.10              0.07    0.03     0.06
DAYS >= .01        10               9.4     0.6       12
DAYS >= .10         5               4.8     0.2        6
DAYS >= .50         3               1.4     1.6        1
DAYS >= 1.00        0               0.4    -0.4        0
GREATEST
 24 HR. TOTAL    0.77   10/15 TO 10/15

SNOWFALL (INCHES)
RECORDS
 TOTAL           10.0   1887
TOTALS              T               0.8    -0.8      0.0
SINCE 7/1           T               0.8    -0.8      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL        T   10/19 TO 10/19
                        10/20 TO 10/20
                        10/23 TO 10/23

DEGREE_DAYS
HEATING TOTAL     529               521       8
 SINCE 7/1        683               736     -53
COOLING TOTAL       0                 6      -6
 SINCE 1/1        656               585      71
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
HIGHEST WIND SPEED/DIRECTION    33/150    DATE  10/11
HIGHEST GUST SPEED/DIRECTION    41/140    DATE  10/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      2
FOG                      18     FOG W/VIS <= 1/4 MILE      3
HAZE                      4

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

$$

ZT





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