Climatological Report (Monthly)
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CXUS53 KGRR 011832
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
757 AM EDT THU SEP 1 2016

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   08/03/1964
 LOW               36   08/16/1979
HIGHEST            89   08/04        88       1       88  08/17
LOWEST             55   08/22        46       9       49  08/27
AVG. MAXIMUM     82.1              78.8     3.3     77.9
AVG. MINIMUM     64.4              61.0     3.4     61.7
MEAN             73.2              69.9     3.3     69.8
DAYS MAX >= 90      0               0.5    -0.5        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.88   1975
 MINIMUM         0.11   1969
TOTALS           2.86              3.39   -0.53     2.35
DAILY AVG.       0.09              0.11   -0.02     0.08
DAYS >= .01         8               9.0    -1.0       13
DAYS >= .10         6               6.0     0.0        6
DAYS >= .50         3               2.4     0.6        0
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    0.96   08/12 TO 08/13

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2007
 24 HR TOTAL        T
 SNOW DEPTH         T   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       0                19     -19       17
 SINCE 7/1          9                30     -21       32
COOLING TOTAL     262               171      91      175
 SINCE 1/1        664               507     157      454

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/14
LATEST                          05/04
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   2/236
HIGHEST WIND SPEED/DIRECTION    24/280    DATE  08/20
HIGHEST GUST SPEED/DIRECTION    32/290    DATE  08/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

AUGUST 2016 WILL BE REMEMBERED FOR THE SIX TORNADOES THAT AFFECTED
SOUTHWEST LOWER MICHIGAN ON SATURDAY AUGUST 20TH. IN THE EARLY
AFTERNOON HOURS OF THE 20TH... THREE SEPARATE EF-1 TORNADOES
IMPACTED VAN BUREN... ALLEGAN... AND OTTAWA COUNTIES. A MULTITUDE OF
TREES SUSTAINED SIGNIFICANT DAMAGE FROM THESE THREE TORNADOES... AND
SOME STRUCTURAL DAMAGE OCCURRED IN BANGOR MICHIGAN. THE DAY`S THIRD
TORNADO TRACKED FROM FAR NORTHERN ALLEGAN COUNTY INTO EXTREME
SOUTHEAST OTTAWA COUNTY. TWO EF-0 TORNADOES OCCURRED IN KENT
COUNTY... THE FIRST OF WHICH SLICED THROUGH THE GRANDVILLE AND
WYOMING AREAS. THE SECOND EF-0 IN KENT COUNTY TOUCHED DOWN NEAR
PERKINS AVENUE IN NORTHEAST GRAND RAPIDS. IN ADDITION TO THE TWO
TORNADOES... SIGNIFICANT STRAIGHT-LINE WIND DAMAGE OCCURRED FROM
GRANDVILLE INTO EAST GRAND RAPIDS. THE SIXTH TORNADO WAS AN EF-1
THAT IMPACTED IONIA AND MONTCALM COUNTIES.

IN TERMS OF GENERAL CLIMATE TRENDS...AUGUST 2016 WAS WARMER AND
WETTER THAN AVERAGE ACROSS SOUTHWEST LOWER MICHIGAN. GRAND RAPIDS
RECORDED ITS 2ND WETTEST AUGUST SINCE RECORDS BEGAN IN 1892. GRAND
RAPIDS SET DAILY RAINFALL RECORDS ON AUGUST 12TH AND AUGUST 16TH. A
WHOPPING 2.61 INCHES OF RAIN FELL IN GRAND RAPIDS ON AUGUST 12TH.
LANSING SET A DAILY RAINFALL RECORD ON AUGUST 16TH. LANSING TIED THE
DAILY RECORD FOR THE WARMEST LOW TEMPERATURE OF 74 DEGREES ON AUGUST
12TH.

AVERAGE TEMPERATURE WAS CONSISTENTLY ABOVE NORMAL THROUGHOUT AUGUST
2016. MOST DAYS FEATURED HIGHS IN THE 80S AND 90S WITH LOWS IN THE
60S AND OCCASIONALLY THE 70S. ONLY A FEW DAYS FEATURED HIGH
TEMPERATURES BELOW 80 DEGREES.

$$
JAM
EBW



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