Issued by NWS
000 CXUS53 KGRR 011231 CLMMKG CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND RAPIDS, MI 720 AM EST SUN FEB 1 2009 ................................... ...THE MUSKEGON MI CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1895 TO 2009 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 63 01/25/1950 LOW -21 01/12/1912 HIGHEST 36 01/31 MM MM 58 01/07 LOWEST -4 01/20 MM MM 3 01/30 AVG. MAXIMUM 25.5 29.8 -4.3 32.6 AVG. MINIMUM 12.8 17.1 -4.3 21.8 MEAN 19.2 23.5 -4.3 27.2 DAYS MAX >= 90 0 MM MM 0 DAYS MAX <= 32 26 MM MM 17 DAYS MIN <= 32 31 MM MM 26 DAYS MIN <= 0 5 MM MM 0 PRECIPITATION (INCHES) TOTALS 2.38 2.22 0.16 4.56 DAILY AVG. 0.08 0.07 0.01 0.15 DAYS >= .01 19 MM MM 25 DAYS >= .10 5 MM MM 15 DAYS >= .50 1 MM MM 3 DAYS >= 1.00 0 MM MM 0 GREATEST 24 HR. TOTAL 1.01 01/03 TO 01/04 SNOWFALL (INCHES) TOTALS 41.7 34.4 7.3 38.3 SINCE 7/1 125.1 SNOWDEPTH AVG. 8 MM MM 5 DAYS >= 1.0 10 9.7 0.3 12 GREATEST SNOW DEPTH 22 01/18 16 01/27 24 HR TOTAL 14.8 MM DEGREE_DAYS HEATING TOTAL 1412 1288 124 1161 SINCE 7/1 3918 3875 43 3451 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 ................................................................. WIND (MPH) AVERAGE WIND SPEED 9.3 HIGHEST WIND SPEED/DIRECTION 30/210 DATE 01/31 HIGHEST GUST SPEED/DIRECTION 39/200 DATE 01/31 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM NUMBER OF DAYS FAIR 1 NUMBER OF DAYS PC 9 NUMBER OF DAYS CLOUDY 21 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 0 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 3 SNOW 9 LIGHT SNOW 24 SLEET 0 FOG 22 FOG W/VIS <= 1/4 MILE 4 HAZE 18 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && RECORD DATA 1/17 - NEW DAILY SNOWFALL RECORD OF 14.8 INCHES. OLD RECORD 8.0 INCHES SET 1/17/1930. 1/20 - TIED RECORD LOW OF -4 FOR DATE LAST SET IN 1962. && JANUARY 2009 CONTINUED THE COLD AND SNOWY PATTERN THAT STARTED EARLY IN DECEMBER. THIS WAS THE FIRST JANUARY SINCE 1979 WHERE HIGH TEMPERATURES DID NOT GET WARMER THAN THE UPPER 30S ACROSS THE AREA. EXCEPT FOR A FEW HOURS THE MORNING ON THE 4TH...THE 23RD...AND THE 31ST...TEMPERATURES REMAINED BELOW FREEZING. OVER MOST OF SOUTHWEST MICHIGAN...THIS WILL GO DOWN AS THE COLDEST JANUARY SINCE 1994. THE LAST TIME THERE WERE MORE DAYS WITH LOWS BELOW ZERO IN JANUARY WAS JANUARY OF 1994. THE COLDEST WEEK THIS JANUARY WAS FROM THE 14TH THROUGH THE 21ST. HIGH TEMPERATURES WERE MAINLY BELOW 25 DEGREES...AND LOWS WERE BETWEEN 5 ABOVE AND 15 BELOW ZERO. A TRACE OR MORE PRECIPITATION OCCURRED NEARLY EVERY DAY OF THE MONTH. GRAND RAPIDS AND MUSKEGON EACH HAD ONLY 6 PRECIPITATION FREE DAYS IN JANUARY. LANSING RECORDED 7 DRY DAYS. THE PRECIPITATION WAS MAINLY SNOW...EXCEPT FOR A BRIEF RAIN EVENT ON THE MORNING OF THE 4TH WHEN LESS THAN A QUARTER INCH FELL. ONLY ONE LAKE EFFECT SNOW EVENT ON THE 17TH PRODUCED HEAVY SNOWFALL. THAT EVENT RESULTED IN UP TO TWO FEET OF SNOW IN PARTS OF OCEANA AND MASON COUNTIES. MOST AREAS NEAR AND WEST OF ROUTE 131 HAD OVER SIX INCHES OF SNOW FROM THE EVENT. AREAS WELL INLAND RECEIVED TWO TO THREE INCHES. THERE AS ONE OTHER SIGNIFICANT SNOW EVENT ON THE 30TH. COLD AIR COMING IN BEHIND A STORM SYSTEM THAT PASSED NORTH OF LOWER MICHIGAN BROUGHT UP TO 8 INCHES OF SNOW TO LAKE SHORE AREAS NORTH OF MUSKEGON. INLAND AREAS RECEIVED ONE TO THREE INCHES. $$ WDM MJK
