Climatological Report (Monthly)
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CXUS53 KDTX 061930
CLMMBS

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
251 PM EST TUE JAN 3 2017

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

...THE  TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            54   12/26        MM      MM
LOWEST              2   12/16        MM      MM
                        12/15
AVG. MAXIMUM     32.5              33.5    -1.0
AVG. MINIMUM     21.7              21.2     0.5
MEAN             27.1              27.3    -0.2
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     14              13.3     0.7
DAYS MIN <= 32     27              27.3    -0.3
DAYS MIN <= 0       0               0.9    -0.9

PRECIPITATION (INCHES)
TOTALS           1.37              1.86   -0.49
DAILY AVG.       0.04              0.06   -0.02
DAYS >= .01        11              11.2    -0.2
DAYS >= .10         5               5.2    -0.2
DAYS >= .50         1               0.6     0.4
DAYS >= 1.00        0               0.1    -0.1
GREATEST
 24 HR. TOTAL    0.56   12/11 TO 12/11
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
TOTALS           16.6               9.0     7.6
 LIQUID EQUIV    1.66              0.90    0.76
SINCE 7/1        18.2              12.9     5.3
 LIQUID 7/1      1.82
DAYS >= TRACE      17               7.5     9.5
DAYS >= 1.0         5               4.1     0.9
GREATEST
 SNOW DEPTH         8   12/17
                        12/13
                        12/12
 24 HR TOTAL      7.8   MM
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1167              1167       0
 SINCE 7/1       2155              2640    -485
COOLING TOTAL       0                 0       0
 SINCE 1/1        844               557     287

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              12.0
HIGHEST WIND SPEED/DIRECTION    38/260    DATE  12/26
HIGHEST GUST SPEED/DIRECTION    52/250    DATE  12/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW               16     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      4
HAZE                     13

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

$$
================================================================
       SOUTHEAST MICHIGAN CLIMATE SUMMARY FOR DECEMBER 2016


DECEMBER 2016 MONTHLY STATISTICS AND RANKINGS
-----------------------------------------------------------------
SNOWFALL
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA    16.8"       9.6"       +7.2"     13TH SNOWIEST
FLINT AREA      20.2"      11.8"       +8.4"      8TH SNOWIEST
SAGINAW         16.6"       9.0"       +7.6"     18TH SNOWIEST

SNOW YEAR SINCE JULY 1*

                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     16.9"     11.2"       +5.7"     26TH SNOWIEST
FLINT AREA       20.2"     14.7"       +5.5"     17TH SNOWIEST
SAGINAW          18.2"     12.9"       +5.3"     26TH SNOWIEST

      *NORMAL TO DATE (AS OF DECEMBER 31, 2016)

PRECIPITATION
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA    2.16"      2.46"      -0.30"     65TH DRIEST
FLINT AREA      1.59"      1.92"      -0.33"     38TH DRIEST
SAGINAW         1.37"      1.86"      -0.49"     34TH DRIEST

WATER YEAR SINCE JANUARY 1*

                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA    34.74"    33.47"      +1.27"     43RD WETTEST
FLINT AREA      30.74"    31.37"      -0.63"     44TH WETTEST
SAGINAW         31.74"    31.54"      +0.20"     39TH WETTEST

      *NORMAL TO DATE (AS OF DECEMBER 31, 2016)

AVERAGE TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     29.0      30.1       -1.1       62ND COLDEST
FLINT AREA       27.8      27.4       +0.4       43RD WARMEST
SAGINAW          27.1      27.3       -0.2       48TH WARMEST

AVERAGE HIGH TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     34.6      36.1       -1.5       59TH COLDEST
FLINT AREA       33.0      34.1       -1.1       35TH COLDEST
SAGINAW          32.5      33.5       -1.0       50TH COLDEST

AVERAGE LOW TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     23.5      24.1       -0.6       70TH COLDEST
FLINT AREA       22.5      20.8       +1.7       36TH COLDEST
SAGINAW          21.7      21.2       -0.2       44TH WARMEST


DETROIT AREA HAS A CLIMATE RECORD DATING TO NOVEMBER 1874
FLINT AREA HAS A CLIMATE RECORD DATING TO JANUARY 1921
SAGINAW HAS A CLIMATE RECORD DATING TO 1912



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