000 CXUS53 KFNT 032127 CLMFNT CLIMATE REPORT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 530 PM EDT THU JUN 3 2004 ................................... ...THE FLINT CLIMATE SUMMARY FOR THE MONTH OF MAY 2004... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1942 TO 2004 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 93 05/31/1988 LOW 22 05/10/1966 HIGHEST 85 05/12 MM MM 05/10 LOWEST 29 05/04 MM MM AVG. MAXIMUM 70.2 69.0 1.2 AVG. MINIMUM 49.0 45.2 3.8 MEAN 59.6 57.1 2.5 DAYS MAX >= 90 0 MM MM DAYS MAX <= 32 0 MM MM DAYS MIN <= 32 2 MM MM DAYS MIN <= 0 0 MM MM PRECIPITATION (INCHES) RECORD MAXIMUM MM MM MINIMUM MM MM TOTALS 8.19 2.74 5.45 DAILY AVG. 0.26 0.09 0.17 DAYS >= .01 16 MM MM DAYS >= .10 12 MM MM DAYS >= .50 7 MM MM DAYS >= 1.00 3 MM MM GREATEST 24 HR. TOTAL 1.80 05/22 TO 05/23 STORM TOTAL MM (MM/DD(HH)) MM SNOWFALL (INCHES) RECORDS TOTAL MM MM 24 HR TOTAL MM TOTALS 0.0 T 0.0 LIQUID EQUIV 0.00 MM MM SINCE 7/1 49.1 48.3 0.8 LIQUID 7/1 4.91 DAYS >= TRACE 0 0.1 -0.1 DAYS >= 1.0 0 0.0 0.0 GREATEST SNOW DEPTH 0 MM 24 HR TOTAL 0.0 05/31 TO 05/31 STORM TOTAL MM (MM/DD(HH)) MM DEGREE_DAYS HEATING TOTAL 203 267 -64 SINCE 7/1 6375 6939 -564 COOLING TOTAL 45 33 12 SINCE 1/1 59 38 21 FREEZE DATES RECORD EARLIEST MM LATEST MM EARLIEST MM LATEST MM ................................................. WIND (MPH) AVERAGE WIND SPEED 8.8 HIGHEST WIND SPEED/DIRECTION 40/260 DATE 05/23 HIGHEST GUST SPEED/DIRECTION 48/270 DATE 05/23 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.60 NUMBER OF DAYS FAIR 4 NUMBER OF DAYS PC 18 NUMBER OF DAYS CLOUDY 9 AVERAGE RH (PERCENT) 75 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 15 MIXED PRECIP 0 HEAVY RAIN 8 RAIN 12 LIGHT RAIN 19 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 23 FOG W/VIS <= 1/4 MILE 3 HAZE 11 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ --------------------------------------------------------------- CLIMATOLOGICAL SUMMARY FOR THE SAGINAW - MAY 2004 ...TEMPERATURE DATA... ...PRECIPITATION DATA... AVERAGE MAXIMUM.... 65.9 MONTHLY TOTAL .......... 8.14 AVERAGE MINIMUM.... 46.6 DEPARTURE FROM NORMAL...+5.25 MONTHLY AVERAGE.... 56.2 2004 TOTAL SO FAR.......14.88 MONTHLY DEPARTURE.. -1.4 ANNUAL DEPARTURE........+3.41 ...HEATING DEGREE DAYS.. ...SNOWFALL DATA... MONTHLY TOTAL...... 281 MONTHLY TOTAL........... 0.0 2004 SEASON TOTAL.. 6897 MONTHLY DEPARTURE 0.0 2003-04 SEASON SO FAR... 50.2 SEASON DEPARTURE........ +5.7 =============================================================== CLIMATOLOGICAL SUMMARY FOR FLINT - MAY 2004 ...AN INCREDIBLE STORMY AND WET MAY BREAKS/TIES/FLIRTS WITH SEVERAL RECORDS... NEVER IN THE HISTORY OF CLIMATE RECORDS FOR FLINT HAS A MAY BEEN THIS STORMY OR WET ACROSS THE FLINT AREA. SO MUCH SO...THAT A PUBLIC INFORMATION STATEMENT REGARDING THE RAIN...STORMS...FLOODING AND SEVERE WEATHER WARNINGS CAN BE FOUND ON THE INTERNET AT: WWW.CRH.NOAA.GOV/DTX?PAGE=MAY2004. ...WELL OVER EIGHT INCHES OF RAIN BLOWS THE OLD WETTEST MAY'S RECORD RIGHT OUT OF THE WATER...SO TO SPEAK.... ...EIGHTH WETTEST MONTH ON RECORD... ...ONE MIGHT BE SURPRISED THE LAST TIME THIS MUCH (OR MORE) RAIN FELL ON FLINT... ...SAGINAW RECORDS THEIR SECOND WETTEST MAY IN OVER 100 YEARS AND FIFTH WETTEST MONTH... AT 8.19 INCHES OF RAIN IN MAY...FLINT INHABITANTS SAW THEIR WETTEST MAY ON RECORD SINCE 1942. THIS 8.19 SURGED PAST THE OLD RECORD OF 7.35 INCHES BY NEARLY AN INCH /.84/. WHAT MAY BE SURPRISING IS THAT LESS THAN FOUR YEARS AGO...EVEN MORE RAIN FELL IN JULY 2000 WITH 8.55 INCHES. THE 8.19 INCHES THIS MAY...HOWEVER...CAME NO WHERE NEAR THE ALL-TIME MONTHLY RECORD OF 11.04 SET BACK IN AUGUST 1975. DURING THE FLOODING IN SEPTEMBER 1986...THE RAINFALL TOTALLED 10.86 INCHES WHICH WAS SECOND HIGHEST MONTHLY RAINFALL EVER. THE HEAVY RAINFALL EXTENDED ACROSS ALL OF SOUTHEAST LOWER MICHIGAN WITH SAGINAW MEASURING 8.14 INCHES. THIS AMOUNT PLACED MAY 2004 IN SECOND PLACE FOR WETTEST MAYS AND FIFTH PLACE FOR ALL-TIME WETTEST MONTHS SINCE 1900. DURING THE WIDESPREAD FLOODING IN SEPTEMBER 1986...SAGINAW RECORDED AN UNPRECEDENTED 16.16 INCHES. HERE AT THE NWS IN WHITE LAKE...8.55 INCHES THAT FELL IN MAY AND THAT WAS THE MOST RAIN OBSERVED FOR A MONTH SINCE RECORDS BEGAN IN NOV 1995. IN ADDITION...OUR WETTEST MONTH HERE AT WHITE LAKE WAS PROCEEDED BY THE DRIEST MONTH ON RECORD (APRIL 2004 WITH 0.39). ...TOTAL DAYS WITH THUNDERSTORMS IN MAY BLASTS THROUGH MAY'S OLD RECORD AND OF ALL-TIME... NUMEROUS THUNDERSTORMS DURING THE MONTH RAISED THE AMOUNT OF STORM DAYS TO 15. THIS BLEW AWAY THE OLD RECORD OF THUNDERSTORM DAYS FOR THE MONTH OF MAY WHICH WAS 9...SET BACK JUST TWO YEARS AGO IN 2002 AND AGAIN IN 1956. THE RECORD AMOUNT OF THUNDERSTORM DAYS FOR ANY MONTH WAS ALSO SHATTERED WITH THOSE 15 DAYS. THE OLD RECORD ALSO OCCURRED BACK IN 1956 WHEN BOTH JULY AND AUGUST TOTALLED 12 DAYS (NOT SURPRISING...1956 HOLDS THE RECORD FOR ANNUAL THUNDERSTORMS WITH 53-NORMAL IS ABOUT 33). JULY 1980 ALSO CONTAINED 12 THUNDERSTORM DAYS FOR THE THREE-WAY MONTHLY TIE THAT WAS BROKEN THIS MAY. ...FLINT AREA POUNDED BY THREE DAYS OF RECORD INCH PLUS RAINS... THUNDERSTORMS CONTAINING VERY HEAVY AMOUNTS OF RAIN RUMBLED THROUGH THE FLINT REGION ON THE 21ST-23RD AND BROKE THE EXCESSIVE RAINFALL RECORDS FOR EACH DAY. JUST OVER AN INCH /1.03/ OF RAIN FELL ON THE 21ST...THEN 1.12 FELL ON THE 22ND AND FINALLY...1.39 INCHES WAS MEASURED ON THE 23RD. THE RAINFALL TOTALLED OVER 3 1/2 INCHES /3.54/ FOR THE THREE DAY PERIOD AND IT WAS DURING A 24 HOUR PERIOD FROM THE 22ND-23RD THAT 1.80 FELL. UP IN SAGINAW... 1.41 INCHES FELL ON THE 23RD FOR EXCESSIVE DAILY RAINFALL...WHILE 1.81 FELL ON THE 8-9TH FOR THE 24 HOUR PERIOD MONTHLY MAXIMUM RAINFALL. ...13TH WARMEST MAY ON RECORD... SINCE THE MONTH AVERAGED 2.5 DEGREES ABOVE NORMAL WITH AN AVERAGE TEMPERATURE OF 59.6 DEGREES...IT WAS THE 13TH WARMEST MAY ON RECORD SINCE 1942. THE LAST TIME A MAY WAS NEARLY THIS WARM WAS BACK IN 2000 WITH AN AVERAGE TEMPERATURE 59.4. THIS WAS THE FOURTH MONTH IN A ROW WITH ABOVE NORMAL TEMPERATURES. THE PAST THREE SPRING MONTHS MADE FOR ONE OF OUR WARMER SPRINGS ON RECORD. (LOOK FOR THE SPRING WRITE-UP WHEN OUR SUMMER OUTLOOK IS ISSUED EARLY JUNE). THERE WERE NO RECORD HIGHS NOR LOWS DURING THE OTHERWISE...VERY ACTIVE MONTH. DEEDLER