RSS FeedsIssued by NWS Detroit/Pontiac, MI
000
CXUS53 KDTX 021924
CLMFNT
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
315 PM EDT MON JUN 2 2009
...................................
...THE FLINT CLIMATE SUMMARY FOR THE MONTH OF MAY 2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1893 TO 2009
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
RECORD
HIGH 93 05/31/1988
LOW 22 05/10/1966
HIGHEST 82 05/21 MM MM
05/20
LOWEST 30 05/18 MM MM
AVG. MAXIMUM 68.0 69.0 -1.0
AVG. MINIMUM 44.6 45.2 -0.6
MEAN 56.3 57.1 -0.8
DAYS MAX >= 90 0 0.3 -0.3
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 1 1.6 -0.6
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.19 2004
MINIMUM 0.34 1988
TOTALS 2.53 2.74 -0.21
DAILY AVG. 0.08 0.09 -0.01
DAYS >= .01 11 MM MM
DAYS >= .10 5 MM MM
DAYS >= .50 1 MM MM
DAYS >= 1.00 0 MM MM
GREATEST
24 HR. TOTAL 1.05 05/26 TO 05/27
STORM TOTAL MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL 12.0 1923
24 HR TOTAL MM
TOTALS 0.0 T 0.0
LIQUID EQUIV 0.00 MM MM
SINCE 7/1 72.8 48.3 24.5
LIQUID 7/1 7.28
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 272 267 5
SINCE 7/1 7092 6939 153
COOLING TOTAL 12 33 -21
SINCE 1/1 18 38 -20
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
.................................................
WIND (MPH)
AVERAGE WIND SPEED 8.6
HIGHEST WIND SPEED/DIRECTION 33/280 DATE 05/27
HIGHEST GUST SPEED/DIRECTION 41/280 DATE 05/27
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 17
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 6
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 2
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 PM EDT TUE JUN 2 2009
...................................
...THE TRI CITIES CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2009 TO 5/31/2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1898 TO 2009
WEATHER OBSERVED NORMAL DEPART
VALUE DATE(S) VALUE FROM
NORMAL
................................................
TEMPERATURE (F)
RECORD
HIGH 95 05/31/1919
LOW -12 03/02/1962
HIGHEST 84 05/21 MM MM
05/20
LOWEST 5 03/03 MM MM
03/02
AVG. MAXIMUM 55.8 54.9 0.9
AVG. MINIMUM 35.4 36.1 -0.7
MEAN 45.6 45.5 0.1
DAYS MAX >= 90 0 MM MM
DAYS MAX <= 32 4 7.1 -3.1
DAYS MIN <= 32 36 35.1 0.9
DAYS MIN <= 0 0 0.4 -0.4
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.19 OF 2004
MINIMUM 0.53 OF 1939
DAILY AVG. 0.10 0.09 0.01
DAYS >= .01 26 MM MM
DAYS >= .10 15 MM MM
DAYS >= .50 8 MM MM
DAYS >= 1.00 3 MM MM
GREATEST
24 HR. TOTAL 2.32 MM
STORM TOTAL MM
(MM/DD(HH)) MM
SNOWFALL (INCHES)
RECORDS
TOTAL MM 5
24 HR TOTAL MM
TOTALS 3.2 10.2 -7.0
LIQUID EQUIV 0.32 MM MM
SINCE 7/1 79.4 44.5 34.9
LIQUID 7/1 7.94
DAYS >= TRACE 9 5.8 3.2
DAYS >= 1.0 1 3.2 -2.2
GREATEST
SNOW DEPTH 1 04/06
03/30
03/01
24 HR TOTAL 2.3 MM
STORM TOTAL MM
(MM/DD(HH)) MM
DEGREE_DAYS
HEATING TOTAL 1766 1838 -72
SINCE 7/1 7122 7031 91
COOLING TOTAL 7 43 -36
SINCE 1/1 7 43 -36
FREEZE DATES
RECORD
EARLIEST MM
LATEST MM
EARLIEST MM
LATEST MM
.................................................
WIND (MPH)
AVERAGE WIND SPEED 10.4
HIGHEST WIND SPEED/DIRECTION 38/260
HIGHEST GUST SPEED/DIRECTION 52/260
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
NUMBER OF DAYS FAIR 58
NUMBER OF DAYS PC 24
NUMBER OF DAYS CLOUDY 10
AVERAGE RH (PERCENT) 63
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 8 RAIN 16
LIGHT RAIN 33 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 9 SLEET 0
FOG 24 FOG W/VIS <= 1/4 MILE 4
HAZE 9
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
=====================================================================
CLIMATOLOGICAL SUMMARY FOR FLINT - MAY 2009
...A RATHER BENIGN MAY HAD ITS SHARE OF PLEASANT DAYS...
...NIPPY WEATHER MID MONTH BRINGS FROST...
...COOL AND SOMEWHAT DRY MAY RESULTS IN LIMITED SEVERE WEATHER...
***DOMINANT TEMPERATURE/RAIN TREND...BELOW NORMAL/BELOW NORMAL***
AFTER SEVERAL MONTHS OF BUSY WEATHER...OF ONE SORT OR ANOTHER...
MAY CALMED DOWN CONSIDERABLY. ON THE POSITIVE...THERE WERE SEVERAL
PLEASANT DAYS WITH CONSIDERABLE SUNSHINE ALONG WITH COMFORTABLE...
RATHER LOW HUMIDITY LEVELS....SOMEWHAT UNUSUAL LATE IN THE SPRING.
IN ADDITION...LESS RAINFALL WAS NOTED IN MAY AS ONE TRAVELED NORTH
ACROSS SOUTHEAST AND EAST-CENTRAL MICHIGAN. WHILE THE FLINT`S AREA
INTO THE THUMB REGION SAW JUST SHY OF NORMAL RAINFALL...FURTHER WEST
AROUND THE SAGINAW VALLEY SAW DRIEST CONDITIONS. IN FACT...SAGINAW
SAW ONLY ABOUT HALF ITS NORMAL RAIN WITH 1.49" /-1.40"/. AS MIGHT
BE EXPECTED WITH THE ABOVE SCENARIO...MAY WAS A RATHER TEPID MONTH
SEVERE WEATHERWISE ALSO WITH JUST A COUPLE OF CASES. LATE IN THE
FIRST WEEK OF MAY /7TH/...SEVERE WEATHER WAS CONFINED TO SANILAC
COUNTY BUT THOUGH ISOLATED IN NATURE...IT WAS POTENT WITH A LITTLE
BIT OF EVERYTHING...WIND GUSTS TO AROUND 50 MPH...GOLFBALL SIZE HAIL
AND EVEN A FUNNEL CLOUD JUST NORTH OF ARGYLE. THEN...LATE IN THE
MONTH /27TH/...AN AREA OF STORMS BLEW THROUGH MID AFTERNOON INTO
EARLY EVENING BRINGING SCATTERED HEAVY RAINS AND WINDS GUSTS MAINLY
INTO THE 40S.
THE MOST NOTABLE WEATHER TREND OF THE MONTH WAS THE COOL SNAP MID
MONTH WHEN TEMPERATURES AVERAGED BELOW NORMAL THE MAJORITY OF TIME
FROM THE 10TH THROUGH THE 18TH. THE COLDEST MORNINGS CAME ON THE
17TH AND 18TH WHEN TEMPERATURES FELL DOWN INTO MAINLY THE 30S...
LEAVING DAILY AVERAGES AS MUCH AS 10 TO 15 DEGREES BELOW ZERO. AREAS
OF FROST FORMED IN THE REGION WITH SOME AREAS ACTUALLY FALLING TO
FREEZING OR BELOW SUCH AS...FLINT 30...SAGINAW 32...HARBOR BEACH
29... FRANKENMUTH 31...LAPEER 31...VASSAR 30.
RIGHT AFTER...A BRIEF WARM UP CAME ON THE 20TH AND 21ST...BRINGING
DOUBLE HIGHS OF 82 AT FLINT AND DOUBLE HIGHS OF 84 (THE ONLY
EIGHTIES IN MAY AND...THE WARMEST DAYS THIS SEASON THUS FAR WERE
BACK IN APRIL). THE REMAINDER OF THE MONTH...TEMPERATURES ONCE
AGAIN FELL BACK INTO THE 60S AND 70S.
RAINFALL CAME IN SPURTS DURING THE MONTH WITH THE MAJORITY FALLING IN
SHOWERS AND THUNDERSTORMS ON THE 14TH AND 27TH...WHEN GENERALLY AN
INCH AND HALF FELL OVER MUCH OF THE REGION...EXCEPTING THE SAGINAW
VALLEY.
DEEDLER
