Climatological Report (Monthly)
Issued by NWS Buffalo, NY

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000 CXUS51 KBUF 041436 CLMBUF CLIMATE REPORT NATIONAL WEATHER SERVICE BUFFALO NY 549 AM EST SUN DEC 1 2013 ................................... ...THE BUFFALO NY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2013 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 80 11/03/1961 LOW 2 11/30/1875 HIGHEST 67 11/06 70 11/12 11/11 LOWEST 15 11/30 24 11/08 11/29 11/24 AVG. MAXIMUM 44.8 47.6 -2.8 46.0 AVG. MINIMUM 30.5 33.9 -3.4 32.6 MEAN 37.6 40.7 -3.1 39.3 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 4 1.6 2.4 0 DAYS MIN <= 32 16 13.1 2.9 18 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.75 1985 MINIMUM 0.51 1904 TOTALS 2.93 4.01 -1.08 1.05 DAYS >= .01 17 9 DAYS >= .10 9 4 DAYS >= .50 0 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 1.31 10/31 TO 11/01 11/12 TO 11/12 11/12 TO 11/12 11/12 TO 11/12 SNOWFALL (INCHES) RECORDS TOTAL 45.6 2000 TOTALS 10.0 7.9 2.1 2.4 SINCE 7/1 10.0 8.8 1.2 SNOWDEPTH AVG. 1 MM MM 0 DAYS >= 1.0 3 2.1 0.9 1 GREATEST SNOW DEPTH 6 11/28 1 11/26 24 HR TOTAL 3.4 MM DEGREE_DAYS HEATING TOTAL 813 728 85 762 SINCE 7/1 1318 1333 -15 1279 COOLING TOTAL 0 0 0 0 SINCE 1/1 611 544 67 875 ................................................... WIND (MPH) AVERAGE WIND SPEED 11.9 HIGHEST WIND SPEED/DIRECTION 46/240 HIGHEST GUST SPEED/DIRECTION 61/240 DATE 11/01 SKY COVER POSSIBLE SUNSHINE (PERCENT) 42 NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 13 NUMBER OF DAYS CLOUDY 17 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 7 LIGHT RAIN 11 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 4 LIGHT SNOW 12 SLEET 0 FOG 14 FOG W/VIS <= 1/4 MILE 1 HAZE 4 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ...TYPICAL WINTER THIS NOVEMBER... AFTER A MILD OCTOBER FOR BUFFALO...NOVEMBER BROUGHT WINTER CHILLS...WINDS AND SNOW. SEVERAL COLD AIR MASSES MOVED ACROSS OUR REGION THROUGHOUT THE MONTH...WHICH LED TO NOVEMBER FINISHING COOLER THAN NORMAL. THESE COLD AIRMASSES ALSO BROUGHT BOTH LAKE SNOWS AND SYNOPTICALLY DRIVEN SNOWS TO THE REGION. IN ADDITION...THERE WERE TWO NOTABLE WIND EVENTS THIS MONTH AS WELL. THE AVERAGE TEMPERATURE FOR THE MONTH OF NOVEMBER WAS 37.6F DEGREES...WHICH FINISHED 3.1 DEGREES BELOW NORMAL. WE HAVE NOT HAD A MONTH FINISH THIS MUCH BELOW NORMAL SINCE JANUARY OF 2011. THE WARMEST DAY THIS MONTH WAS 67 DEGREES ON THE 6TH. THERE WERE NO RECORDS THIS MONTH...HOWEVER THE 6 NIGHTS OF TEMPERATURES DIPPING DOWN INTO THE TEENS WAS 5 MORE THAN NOVEMBER`S NORMAL...AND TIES 1951 WITH THE MOST NUMBER OF DAYS REACHING THESE VALUES SINCE RECORDS MOVED TO THE AIRPORT IN 1943. PRECIPITATION FOR NOVEMBER WAS 2.93 INCHES...WHICH IS ABOUT AN INCH BELOW NORMAL. PRECIPITATION EVENTS WERE LIGHT WITH NO DAY RECEIVING MORE THAN A HALF INCH OF EITHER RAINFALL...OR SNOW LIQUID EQUIVALENT. HOWEVER THERE WAS AN ABOVE NORMAL NUMBER OF DAYS WITH MEASURABLE PRECIPITATION...WITH THE 17 DAYS OF PRECIPITATION 2 MORE THAN THE NORMAL. SNOWFALL FINISHED ABOVE NORMAL FOR THE MONTH. THERE WAS 10.0 INCHES OF SNOW RECORDED FOR NOVEMBER...WHICH IS 2 INCHES MORE THAN NORMAL. THERE WERE 7 CONSECUTIVE DAYS OF MEASURABLE SNOW FROM THE 23RD TO THE 29TH. THIS TIED A NOVEMBER RECORD WITH 4 OTHER YEARS...LAST SET IN NOVEMBER OF 1956. THE FIRST MEASURABLE SNOW OF THE WINTER SEASON OCCURRED ON THE 11TH WITH 0.7 INCHES OF SNOW RECORDED. IN ALL THERE WERE 8 DAYS OF SNOWFALL...WHICH EXCEEDS THE NORMAL VALUE OF 5. THE BUFFALO REGION FINISHED THE MONTH WITH SNOW COVERED LAWNS THAT LASTED RIGHT THROUGH THE THANKSGIVING HOLIDAY WEEKEND. STRONG WINDS MARKED THE START OF THE MONTH AS AN AREA OF LOW PRESSURE MOVING THROUGH THE GREAT LAKES IN THE EARLY HOURS OF NOVEMBER RAPIDLY DEEPENED...SWINGING A COLD FRONT ACROSS THE REGION ON THE 1ST. THE CLASSIC TRACK OF A DEEPENING LOW TO WESTERN NEW YORKS NORTH AND WEST BROUGHT STRONG WINDS TO THE REGION FELLING TREES...AND BRINGING DOWN POWER LINES. THE HIGHEST WIND GUST FOR THE MONTH OF 61 MPH WAS RECORDED AT THE AIRPORT ON NOV 1ST. MUCH CHILLIER AIR BEHIND THE COLD FRONT DROPPED HIGH TEMPERATURES DOWN INTO THE 30S BY SUNDAY THE 3RD. AN AMPLIFIED AND PROGRESSIVE PATTERN FOLLOWED...WITH DAYS ABOVE AND BELOW NORMAL THROUGH THE FIRST HALF OF THE MONTH. BEHIND ANOTHER COLD FRONT ON THE 11TH RAIN CHANGED TO SNOW ON THAT MONDAY EVENING AND BROUGHT BUFFALO ITS FIRST MEASURABLE SNOW OF THE SEASON. SEVERAL AREAS OF LOW PRESSURE PASSED BY THE REGION IN THE 10TH TO 14TH TIME PERIOD MAINTAINING GUSTY WINDS ACROSS THE AREA...WITH A WIND GUST TO 48 MPH ON THE 14TH...THE GUSTIEST OF THE 5 DAYS. ON SUNDAY EVENING THE 17TH A SQUALL LINE PASSED ACROSS WESTERN NEW YORK...THOUGH DAMAGE WAS MINIMAL WITH JUST A FEW TREES REPORTED DOWN SOUTH OF BUFFALO. WINDS BECAME STRONGER ONCE AGAIN BEHIND A COLD FRONT ON THE 18TH WITH A DEEPENING AREA OF LOW PRESSURE MOVING TO THE NORTHWEST OF WESTERN NEW YORK. WIND GUSTS AGAIN PRODUCED DAMAGE ACROSS THE REGION WITH DOWNED TREES AND POWER LINES. BEHIND THIS STRONG COLD FRONT A PATTERN CHANGE OCCURRED WITH A DEEP AND BROAD POOL OF COLD CANADIAN AIR PASSING OVER THE GREAT LAKES REGION. THIS BROUGHT MAINLY BELOW NORMAL TEMPERATURES AND SOME LAKE EFFECT SNOWS. CONDITIONS WERE NOT PRIMED FOR ANY BIG LAKE EFFECT SNOWS...WITH MAINLY MANAGEABLE EVENTS OCCURRING...AND LARGELY TO THE SOUTH OF BUFFALO ACROSS THE TYPICAL SNOW BELTS. A SYNOPTIC LOW BROUGHT WIDESPREAD SNOW LATE ON THE 26TH AND THROUGH THE MORNING HOURS OF WEDNESDAY THE 27TH. THIS STORM BROUGHT SEVERAL INCHES OF SNOW...WITH UPWARDS OF A HALF A FOOT FOUND ACROSS THE FAR EASTERN SUBURBS OF BUFFALO...AND NEAR A FOOT ACROSS THE HILLS WELL SOUTH OF BUFFALO. THE COLD FINISH TO THE MONTH ALSO BROUGHT THE FORMATION OF ICE ON LOCAL BACKYARD PONDS AND STREAMS. THE AVERAGE WIND SPEED THIS MONTH WAS 11.9 MPH...JUST A FEW TICKS BELOW NORMAL. THE TWO SIGNIFICANT WIND EVENTS BROUGHT A GUST TO 61 MPH ON THE 1ST AND A GUST TO 59 MPH ON THE 18TH. SUNSHINE FINISHED AT 42 PERCENT FOR THE MONTH...WHICH IS 13 PERCENT GREATER THAN NORMAL. THERE WERE 8 MOSTLY SUNNY DAYS THIS MONTH. LAKE ERIE DROPPED FROM 54 DEGREES...EXACTLY NORMAL ON THE 1ST DOWN TO 41 DEGREES BY MONTHS END...WHICH IS 3 DEGREES BELOW NORMAL. IN ALL NOVEMBER WAS A CHILLY MONTH...WITH SNOWY CONDITIONS TOWARDS THE END. && THOMAS $$

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