Issued by NWS Buffalo, NY
000 CXUS51 KBUF 011709 CLMBUF CLIMATE REPORT NATIONAL WEATHER SERVICE BUFFALO NY 1134 AM EST SUN NOV 1 2009 ................................... ...THE BUFFALO NY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1871 TO 2009 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 92 10/02/1927 LOW 20 10/29/1965 HIGHEST 67 10/30 76 10/12 LOWEST 30 10/19 32 10/30 10/19 AVG. MAXIMUM 55.5 58.9 -3.4 58.3 AVG. MINIMUM 41.7 42.6 -0.9 41.0 MEAN 48.6 50.7 -2.1 49.7 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 5 3.0 2.0 2 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.13 1954 MINIMUM 0.08 1924 TOTALS 4.77 3.19 1.58 4.13 DAYS >= .01 15 15 DAYS >= .10 9 8 DAYS >= .50 5 2 DAYS >= 1.00 1 2 GREATEST 24 HR. TOTAL 1.14 10/23 TO 10/24 10/15 TO 10/16 SNOWFALL (INCHES) RECORDS TOTAL 22.6 2006 TOTALS T 0.3 -0.3 0.1 SINCE 7/1 T 0.3 -0.3 SNOWDEPTH AVG. 0 0 0 0 DAYS >= 1.0 0 0.1 -0.1 0 GREATEST SNOW DEPTH 0 0 -1 10/29 24 HR TOTAL T 10/16 TO 10/16 DEGREE_DAYS HEATING TOTAL 503 442 61 472 SINCE 7/1 646 620 26 574 COOLING TOTAL 0 4 -4 0 SINCE 1/1 369 548 -179 544 ................................................................. WIND (MPH) AVERAGE WIND SPEED 9.0 HIGHEST WIND SPEED/DIRECTION 38/270 HIGHEST GUST SPEED/DIRECTION 52/280 DATE 10/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) 25 NUMBER OF DAYS FAIR 2 NUMBER OF DAYS PC 14 NUMBER OF DAYS CLOUDY 15 AVERAGE RH (PERCENT) 73 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 5 RAIN 8 LIGHT RAIN 20 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 2 SLEET 0 FOG 17 FOG W/VIS <= 1/4 MILE 0 HAZE 2 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && ...GLOOMY AND WET WITH A WARM FINISH... OCTOBER STARTED COOL AND ABNORMALLY CLOUDY WITH LIGHT SYNOPTIC RAIN AND LAKE EFFECT RAIN ACROSS THE REGION FOR MANY OF THE FIRST 19 DAYS OF THE MONTH. THE REGION FROM METRO BUFFALO SOUTHWARD SAW THEIR FIRST SNOWFALL OF THE SEASON MID MONTH BEFORE A PATTERN SHIFT WITH WARMER TEMPERATURES CLOSING OUT THE MONTH. THE AVERAGE TEMPERATURE OF 48.6F WAS JUST OVER 2 DEGREES BELOW NORMAL FOR THE MONTH. THE FIRST 19 DAYS OF THE MONTH WERE DOMINATED BY BELOW NORMAL TEMPERATURES, WITH THE FINAL 12 DAYS AT OR ABOVE NORMAL. THE HIGH TEMPERATURE OF 67 DEGREES OCCURRED ON THE 30TH. THIS OCCURRED MAINLY WITH TEMPERATURE ADVECTION AND DOWNSLOPING WINDS AHEAD OF A COLD FRONT. THE LOWEST TEMPERATURE FOR THE MONTH OCCURRED ON THE MORNING OF THE 19TH WHEN THE THERMOMETER DROPPED TO 30 DEGREES WITH CLEAR SKIES. HISTORICALLY THIS OCTOBER IS THE 24TH COOLEST IN 139 YEARS OF RECORD KEEPING. OCTOBER WAS WETTER THAN NORMAL WITH 4.77 INCHES OF PRECIPITATION. THIS WAS ABOUT AN INCH AND A HALF MORE THAN NORMAL, AND WAS THE FOURTH STRAIGHT MONTH WITH ABOVE NORMAL PRECIPITATION. LAKE EFFECT RAIN BROUGHT OVER AN INCH OF RAIN TO THE AIRPORT ON THE 4TH. A COLD FRONT BROUGHT CLOSE TO ANOTHER INCH OF RAIN ON THE 23RD OF THE MONTH. HISTORICALLY THIS OCTOBER IS THE 25TH WETTEST IN 139 YEARS OF RECORD KEEPING. LOW PRESSURE TRACKED FROM SOUTHERN OHIO VALLEY TO THE MIDDLE ATLANTIC STATES AND BROUGHT AN EARLY SEASON SNOWFALL TO THE REGION. A TRACE OF SNOW FELL AT THE BUFFALO AIRPORT ON THE 15TH AND 16TH, WHILE LOCATIONS TO THE SOUTH SAW SEVERAL INCHES OF SNOW AND CLOSE TO HALF A FOOT NEAR THE STATE LINE. OCTOBER LACKED MANY DAYS OF FULL SUNSHINE. ONLY THREE DAYS IN THE MONTH HAD 80 PERCENT OR MORE SUNSHINE AND THE MONTH ENDED WITH ONLY 25 PERCENT OF THE POSSIBLE SUNSHINE, WHICH IS FAR BELOW THE NORMAL OF 50 PERCENT. A STORM SYSTEM TRACKED JUST TO THE NORTH OF WESTERN NEW YORK ON THE 7TH AND BROUGHT WIDESPREAD WIND GUSTS ACROSS THE REGION. WINDS GUSTS REACHED 52 MPH AT THE AIRPORT, WHILE SEVERAL LOCATIONS NEAR THE LAKE SHORE GUSTED TO JUST OVER 60 MPH. GUSTY WINDS WERE ALSO FELT ON THE 24TH AND 31ST OF THE MONTH, OTHERWISE WINDS WERE GENERALLY LIGHT TO MODERATE WITH MONTHLY AVERAGE WINDS ABOUT 2 MPH LESS THAN NORMAL. WITH THE COOLER THAN NORMAL TEMPERATURES FOR THE MONTH, LAKE ERIE`S TEMPERATURE ALSO AVERAGED BELOW NORMAL. TEMPERATURES FOR THE MONTH RANGED FROM 64 DEGREES AT THE START OF THE MONTH DOWN TO 52 ON THE 24TH OF OCTOBER. OVERALL OCTOBER WILL BE NOTED FOR ITS CLOUDINESS, LAKE EFFECT RAIN AND COOL TEMPERATURES. $$ THOMAS
