Climatological Report (Daily)
Issued by NWS Detroit/Pontiac, MI

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CDUS43 KDTX 220535
CLIDTW


CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
135 AM EDT FRI SEP 22 2017


...................................

...THE DETROIT MI CLIMATE SUMMARY FOR SEPTEMBER 21 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89    146 PM  92    1895  72     17       81
  MINIMUM         67    527 AM  35    1875  53     14       58
  AVERAGE         78                        62     16       70

PRECIPITATION (IN)
  YESTERDAY        0.00          1.73 1919   0.11  -0.11     0.00
  MONTH TO DATE    0.90                      2.35  -1.45     2.29
  SINCE SEP 1      0.90                      2.35  -1.45     2.29
  SINCE JAN 1     26.20                     24.78   1.42    23.51

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE   46                        48     -2        2
  SINCE SEP 1     46                        48     -2        2
  SINCE JUL 1     50                        58     -8        2

 COOLING
  YESTERDAY       13                         2     11        5
  MONTH TO DATE   60                        72    -12      115
  SINCE SEP 1     60                        72    -12      115
  SINCE JAN 1    810                       783     27     1138
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     5.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     63           100 PM
 AVERAGE    82

..........................................................


THE DETROIT MI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        91      1941
 MINIMUM TEMPERATURE (F)   52        30      1974


SUNRISE AND SUNSET
SEPTEMBER 22 2017.....SUNRISE   721 AM EDT   SUNSET   730 PM EDT
SEPTEMBER 23 2017.....SUNRISE   722 AM EDT   SUNSET   728 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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