000 CXUS53 KDTX 031751 CLMDTW CLIMATE REPORT REPEAT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 230 PM EDT WED SEP 3 2008 ................................... ...THE DETROIT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2008... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1870 TO 2008 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 104 08/06/1918 LOW 38 08/29/1982 HIGHEST 93 08/23 MM MM LOWEST 51 08/10 MM MM AVG. MAXIMUM 82.8 81.4 1.4 AVG. MINIMUM 61.3 62.2 -0.9 MEAN 72.1 71.8 0.3 DAYS MAX >= 90 2 2.9 -0.9 DAYS MAX <= 32 0 0.0 0.0 DAYS MIN <= 32 0 0.0 0.0 DAYS MIN <= 0 0 0.0 0.0 PRECIPITATION (INCHES) RECORD MAXIMUM 8.33" IN 1926 MINIMUM 0.16" IN 1894 TOTAL 0.27 3.10 -2.83 DAILY AVG. 0.01 0.10 -0.09 DAYS >= .01 6 MM MM DAYS >= .10 2 MM MM DAYS >= .50 0 MM MM DAYS >= 1.00 0 MM MM GREATEST 24 HR. TOTAL 0.12 08/09 TO 08/09 08/08 TO 08/09 08/09 TO 08/09 STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL MM 5 24 HR TOTAL MM TOTALS 0.0 0.0 0.0 LIQUID EQUIV 0.00 0.00 0.00 SINCE 7/1 0.0 0.0 0.0 LIQUID 7/1 0.00 DAYS >= TRACE 0 0.0 0.0 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 MM 24 HR TOTAL 0.0 08/31 TO 08/31 STORM TOTAL MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 3 12 -9 SINCE 7/1 4 12 -8 COOLING TOTAL 231 208 23 SINCE 1/1 705 655 50 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................. WIND (MPH) AVERAGE WIND SPEED 6.5 HIGHEST WIND SPEED/DIRECTION 25/270 DATE 08/09 HIGHEST GUST SPEED/DIRECTION 31/270 DATE 08/09 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM NUMBER OF DAYS FAIR 6 NUMBER OF DAYS PC 20 NUMBER OF DAYS CLOUDY 5 AVERAGE RH (PERCENT) 62 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 2 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 8 FOG W/VIS <= 1/4 MILE 0 HAZE 12 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ ------------------------------------------------------------------ CLIMATOLOGICAL STATISTICS FOR THE NWS WHITE LAKE - AUGUST 2008 ...TEMPERATURE DATA... ...PRECIPITATION DATA... AVERAGE MAXIMUM.... 79.2 MONTHLY TOTAL .......... 0.92 AVERAGE MINIMUM.... 55.1 GREATEST IN 24HRS....... .33 MONTHLY AVERAGE.... 67.2 ON THE 23RD 2008 TOTAL..............25.81 ...HEATING DEGREE DAYS... ...SNOWFALL DATA... MONTHLY TOTAL......... 29 MONTHLY TOTAL........... 0.0 2008-09 SEASON TOTAL.. 51 2008-09 SEASON TOTAL.... 0.0 ...COOLING DEGREE DAYS... MONTHLY TOTAL..........105 2008 TOTAL.............372 ================================================================== CLIMATOLOGICAL SUMMARY FOR DETROIT - AUGUST 2008 ...SUNNY AND PLEASANT BUT THE DRIEST AUGUST IN WELL OVER A CENTURY... ...FREE-FLOWING FAUCET GETS TURNED OFF IN AUGUST... AS FAR AS SUNSHINE AND MODERATE TEMPERATURES...AUGUST BY FAR WAS A WINNER. IN ADDITION...WITH OVERALL MODERATE TEMPERATURES...AUGUST COMPLETED A VERY TOLERABLE AND PLEASANT SUMMER BUT MORE ON THAT IN THE SUMMER REVIEW (ALONG WITH THE FALL OUTLOOK) DUE OUT THE FIRST WEEK OF SEPTEMBER. THE BIG STORY OF THE MONTH WAS HOW DRY IT WAS...ESPECIALLY AFTER THE NOTABLE SURPLUS OF RAIN IN JUNE AND JULY. MOTHER NATURE BASICALLY "SHUT OFF THE FAUCET" IN AUGUST WITH ONLY ABOUT A QUARTER INCH /0.27"/ OF RAIN FALLING OFFICIALLY AT DETROIT METRO AIRPORT. THIS MADE IT THE DRIEST AUGUST IN WELL OVER A CENTURY...AND THIRD DRIEST ON RECORD. THIS LACK OF RAIN DID PUT A NOTABLE CRIMP IN THE GROWING SEASON AFTER SUCH A GOOD START WITH THE MORE THAN ADEQUATE RAIN. IN ADDITION...AUGUST 2008 BECAME THE NINTH DRIEST MONTH DETROIT HAS EVER SEEN SINCE 1870. THE DRIEST MONTH ON RECORD IN DETROIT OCCURRED WAY BACK IN FEBRUARY 1877... WITH ONLY .04" OF PRECIPITATION. OUR DRIEST SUMMER MONTHS OCCURRED IN AUGUST WHEN IN 1894 (THE LAST TIME AUGUST WAS DRIER AND THE DRIEST AUGUST TO DATE)...A MEAGER 0.16" FELL...AND FIVE YEARS EARLIER...IN 1889...ONLY 0.19" FELL. AGAIN....PUTTING ASIDE THE DRYNESS...AUGUST 2008 WAS A VERY PLEASANT MONTH. THE MONTH AVERAGED JUST ABOUT NORMAL WITH THE FIRST HALF OF THE MONTH...EPECIALLY THE 8TH THROUGH THE 11TH...THE COOLEST. THE TEMPERATURE ONLY ROSE TO 72 DEGREES ON THE 10TH WITH A LOW OF 51... ELEVEN DEGREES BELOW NORMAL AND CERTAINLY THE COOLEST DAY OF THE MONTH. ON THE FLIP SIDE HOWEVER...WE DID MANAGE TO CHALK UP TWO MORE 90 DEGREE OR BETTER DAYS (NORMALLY ABOUT THREE OCCUR). WE STILL ARE LAX IN 90S FOR THE YEAR...WITH JUST FOUR 90 DEGREE OR BETTER DAYS ON RECORD. THAT`S ONLY A THIRD OF OUR NORMAL /12/...MAYBE WE`LL SEE A FEW MORE IN SEPTEMBER. REALLY THE ONLY NOTABLE STORMY WEATHER OCCURRED ON THE EVENING OF THE 9TH WHEN A LINE OF SHOWERS AND SCATTERED STORMS BROUGHT ISOLATED HAIL AND GUSTY WINDS. ISOLATED 3/4" IN DIAMETER HAIL WAS SPOTTED IN THE NORTHVILLE AREA...WHILE WIND DAMAGE WAS REPORTED IN TROY. AS WOULD BE EXPECTED WITH THE DRY WEATHER...THE OVERALL SEVERE WEATHER IN AUGUST WAS LESS THAN AVERAGE BUT MORE THAN 2005...WHEN NONE OCCURRED. DEEDLER