Climatological Report (Monthly)
Issued by NWS

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CXUS53 KDTX 221542 AAA
CLMMBS

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
831 AM EDT THU JUN 1 2017

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

...THE  TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

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            86   05/17        MM      MM
LOWEST             29   05/08        MM      MM
AVG. MAXIMUM     67.0              68.0    -1.0
AVG. MINIMUM     46.6              46.6     0.0
MEAN             56.8              57.3    -0.5
DAYS MAX >= 90      0               0.3    -0.3
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      2               0.7     1.3
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
TOTALS           2.06              3.38   -1.32
DAILY AVG.       0.07              0.11   -0.04
DAYS >= .01        10              10.7    -0.7
DAYS >= .10         5               6.4    -1.4
DAYS >= .50         1               2.4    -1.4
DAYS >= 1.00        1               0.7     0.3
GREATEST
 24 HR. TOTAL    1.00   05/21 TO 05/21
 STORM TOTAL       MM
 (MM/DD(HH))            MM

SNOWFALL (INCHES)
TOTALS            0.0                 T     0.0
 LIQUID EQUIV    0.00                MM      MM
SINCE 7/1        37.4              41.5    -4.1
 LIQUID 7/1      3.74
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   05/31 TO 05/31
 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     269               271      -2
 SINCE 7/1       5852              6911   -1059
COOLING TOTAL      22                32     -10
 SINCE 1/1         26                36     -10

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

WIND (MPH)
AVERAGE WIND SPEED              11.0
HIGHEST WIND SPEED/DIRECTION    44/220    DATE  05/18
HIGHEST GUST SPEED/DIRECTION    50/250    DATE  05/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       5
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      2
HAZE                      4

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

$$

================================================================
       SOUTHEAST MICHIGAN CLIMATE SUMMARY FOR MAY 2017


MAY 2017 MONTHLY STATISTICS AND RANKINGS
-----------------------------------------------------------------
PRECIPITATION
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA    4.39"      3.38"      +1.01"     35TH WETTEST
FLINT AREA      2.48"      3.08"      -0.60"     62ND WETTEST
SAGINAW         2.06"      3.38       -1.32"     31ST DRIEST

WATER YEAR SINCE JANUARY 1*

                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA    16.93"    12.54"      +4.39"     10TH WETTEST
FLINT AREA      16.43"    10.99"      +5.44"     6TH WETTEST
SAGINAW         15.26"    11.65"      +3.61"     9TH WETTEST

      *NORMAL TO DATE (AS OF MAY 31, 2017)

AVERAGE TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     59.0      59.7       -0.7       65TH WARMEST
FLINT AREA       56.5      56.9       -0.4       57TH WARMEST
SAGINAW          56.8      57.3       -0.5       53RD WARMEST

AVERAGE HIGH TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     68.3      69.9       -1.6       71ST WARMEST
FLINT AREA       67.5      68.5       -1.0       34TH COLDEST
SAGINAW          67.0      68.0       -1.0       45TH COLDEST

AVERAGE LOW TEMPERATURE
                ACTUAL    NORMAL     DEPARTURE     RANKING
DETROIT AREA     49.6      49.4       +0.2       55TH WARMEST
FLINT AREA       45.5      45.3       +0.2       55TH WARMEST
SAGINAW          46.6      46.6       +0.0       47TH 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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