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Climatological Report (Monthly)
Issued by NWS La Crosse, WI
Issued by NWS La Crosse, WI
000
CXUS53 KARX 041737 CCA
CLMRST
CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE LA CROSSE WI
104 AM CST SAT DEC 1 2012
...MUCH ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION
DURING NOVEMBER AT ROCHESTER MINNESOTA...
THE AVERAGE TEMPERATURE FOR THE MONTH AT THE ROCHESTER
INTERNATIONAL AIRPORT WAS 38.4 DEGREES. THIS WAS 4.6 DEGREES ABOVE
NORMAL. THE AVERAGE HIGH TEMPERATURE WAS 48.2 DEGREES AND THE
AVERAGE LOW WAS 28.6 DEGREES. THE HIGHEST TEMPERATURE WAS 75 DEGREES
ON THE 10TH...WHILE THE LOWEST READING WAS 9 DEGREES WHICH OCCURRED
ON THE 26TH AND 27TH.
ROCHESTER RECEIVED 0.51 INCHES OF PRECIPITATION DURING THE MONTH OF
NOVEMBER. THIS WAS 1.40 INCHES BELOW NORMAL. THE GREATEST 24-HOUR
PRECIPITATION WAS 0.28 INCHES WHICH FELL FROM THE 10TH-11TH. TOTAL
SNOWFALL WAS 0.1 INCHES...WHICH FELL ON THE 12TH. THIS WAS 6.0
INCHES BELOW NORMAL. THERE WERE FOUR DAYS WHERE A TRACE OF SNOW
FELL...ON THE 11TH...22ND...23RD AND 26TH.
...RECORDS...
ON THE 10TH...THE HIGH TEMPERATURE OF 75 DEGREES BROKE THE PREVIOUS
RECORD HIGH OF 68 DEGREES SET IN 1949.
ON THE 10TH...THE LOW TEMPERATURE OF 46 DEGREES BROKE THE PREVIOUS
WARMEST LOW RECORD OF 45 DEGREES SET IN 2010.
ON THE 11TH...THE HIGH TEMPERATURE OF 66 DEGREES TIED THE PREVIOUS
RECORD HIGH SET IN 1912.
ON THE 21ST...THE HIGH TEMPERATURE OF 70 DEGREES BROKE THE PREVIOUS
RECORD HIGH OF 69 DEGREES SET IN 1990. THIS WAS ALSO THE LATEST THAT
ROCHESTER HAS SEEN A 70 DEGREE DAY. THE PREVIOUS RECORD WAS NOVEMBER
16TH OF 1953 WHEN THE TEMPERATURE TOPPED OUT AT 71 DEGREES.
...DISCUSSION...
THE FIRST WEEK OF NOVEMBER FEATURED NEAR TO SLIGHTLY BELOW NORMAL
TEMPERATURES AND OVERALL CLOUDY CONDITIONS...AS WEAK WEATHER SYSTEMS
MOVED THROUGH THE REGION. A POTENT LOW PRESSURE SYSTEM MOVED THROUGH
THE NORTHERN PLAINS DURING THE SECOND WEEK OF THE MONTH...BRINGING A
STRETCH OF UNSEASONABLE WARMTH TO THE UPPER MIDWEST. A STRONG COLD
THEN SWEPT THROUGH...SENDING TEMPERATURES TO BELOW NORMAL READINGS
ALONG WITH THE FIRST AND ONLY MEASURABLE SNOWFALL OF THE MONTH ON
THE 12TH. NOVEMBER 2012 WILL ALSO BE REMEMBERED FOR THE RECORD WARM
THANKSGIVING...WHERE FOR SEVERAL DAYS LEADING UP TO THE HOLIDAY
AVERAGE TEMPERATURES WERE 10 TO 15 DEGREES ABOVE NORMAL. IN
FACT...ROCHESTER TIED WITH 1913 FOR THE WARMEST THANKSGIVING DAY ON
RECORD WHEN THE TEMPERATURE REACHED 64 DEGREES. ANOTHER STRONG COLD
FRONT MOVED THROUGH LATE ON THANKSGIVING DAY...THEN BELOW NORMAL
TEMPERATURES WITH GENERALLY DRY CONDITIONS PERSISTED THROUGH THE END
OF THE MONTH.
...RECORDS...
ON THE 10TH...THE HIGH TEMPERATURE OF 68 DEGREES BROKE THE PREVIOUS
RECORD HIGH OF 67 DEGREES SET IN 2010.
ON THE 22ND...THE HIGH TEMPERATURE OF 64 DEGREES BROKE THE PREVIOUS
RECORD HIGH OF 59 DEGREES SET IN 1963.
...DISCUSSION...
THE FIRST WEEK OF NOVEMBER FEATURED BELOW NORMAL TEMPERATURES AND
OVERALL CLOUDY CONDITIONS...AS WEAK WEATHER SYSTEMS MOVED THROUGH
THE REGION. THE FIRST SNOWFLAKES OF THE SEASON FELL ON THE 6TH. A
POTENT LOW PRESSURE SYSTEM MOVED THROUGH THE NORTHERN PLAINS DURING
THE SECOND WEEK OF THE MONTH...BRINGING A STRETCH OF UNSEASONABLE
WARMTH TO THE UPPER MIDWEST. A STRONG COLD THEN SWEPT
THROUGH...RETURNING TEMPERATURES TO BELOW NORMAL READINGS ALONG WITH
THE FIRST AND ONLY MEASURABLE SNOWFALL OF THE MONTH ON THE 12TH.
NOVEMBER 2012 WILL ALSO BE REMEMBERED FOR THE RECORD WARM
THANKSGIVING...WHERE FOR SEVERAL DAYS LEADING UP TO THE HOLIDAY
AVERAGE TEMPERATURES WERE 10 TO 15 DEGREES ABOVE NORMAL. ANOTHER
STRONG COLD FRONT MOVED THROUGH LATE ON THANKSGIVING DAY...THEN
BELOW NORMAL TEMPERATURES WITH MAINLY DRY CONDITIONS PERSISTED
THROUGH THE END OF THE MONTH.
...................................
...THE ROCHESTER CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 77 11/01/1893
LOW -24 11/28/1887
HIGHEST 75 11/10 MM MM 64 11/01
LOWEST 9 11/27 MM MM 14 11/17
11/26
AVG. MAXIMUM 48.2 41.6 6.6 47.3
AVG. MINIMUM 28.6 26.0 2.6 29.7
MEAN 38.4 33.8 4.6 38.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 4 6.1 -2.1 1
DAYS MIN <= 32 15 21.3 -6.3 19
DAYS MIN <= 0 0 0.7 -0.7 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.91 1909
MINIMUM 0.01 1917
TOTALS 0.51 1.91 -1.40 0.38
DAILY AVG. 0.02 0.06 -0.04 0.01
DAYS >= .01 5 9.3 -4.3 5
DAYS >= .10 2 4.1 -2.1 2
DAYS >= .50 0 1.2 -1.2 0
DAYS >= 1.00 0 0.3 -0.3 0
GREATEST
24 HR. TOTAL 0.28 11/10 TO 11/11
SNOWFALL (INCHES)
RECORDS
TOTAL 22.5 1985
TOTALS 0.1 6.1 -6.0 0.2
SINCE 7/1 0.1 6.9 -6.8 0.2
SNOWDEPTH AVG. 0 MM MM 0
DAYS >= 1.0 0 1.8 -1.8 0
GREATEST
SNOW DEPTH 0 MM -1 11/20
24 HR TOTAL 0.1 11/12 TO 11/12
DEGREE_DAYS
HEATING TOTAL 789 936 -147
SINCE 7/1 1454 1672 -218
COOLING TOTAL 0 0 0
SINCE 1/1 888 585 303
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 11.5
HIGHEST WIND SPEED/DIRECTION 37/290 DATE 11/23
HIGHEST GUST SPEED/DIRECTION 46/280 DATE 11/23
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 5 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 2
HAZE 16
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
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