Climatological Report (Seasonal)
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CXUS53 KGRR 012214
CLSMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
514 PM EST WED MAR 1 2017

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2016 TO 2/28/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              67   02/11/1999
 LOW              -30   02/11/1899
HIGHEST            62   02/20        52      10       63  12/13
                        01/21
LOWEST              9   01/06                10        2  01/19
                        01/05
AVG. MAXIMUM     37.6              33.0     4.6     38.1
AVG. MINIMUM     26.3              22.2     4.1     26.5
MEAN             31.9              27.6     4.3     32.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     23              39.5   -16.5       23
DAYS MIN <= 32     61              75.1   -14.1       67
DAYS MIN <= 0       0               1.8    -1.8        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.42   2009
 MINIMUM         1.38   2003
TOTALS           7.92              6.41    1.51     9.11
DAILY AVG.       0.09              0.07    0.02     0.10
DAYS >= .01        44              43.6     0.4       43
DAYS >= .10        19              18.3     0.7       18
DAYS >= .50         4               2.5     1.5        4
DAYS >= 1.00        2               0.5     1.5        4
GREATEST
 24 HR. TOTAL    1.17   02/23 TO 02/24

SNOWFALL (INCHES)
RECORDS
 TOTAL          140.6   1977
 24 HR TOTAL     22.0   01/10/1982 TO 01/10/1982
 SNOW DEPTH        70   02/05/1918
                        02/04/1918
                        02/03/1918
TOTALS           40.9              76.2   -35.3     50.6
SINCE 7/1        41.9              82.4   -40.5     54.5
SNOWDEPTH AVG.      2                 5      -3        3
DAYS >= TRACE      49              39.2     9.8       47
DAYS >= 1.0        18              22.9    -4.9       16
GREATEST
 SNOW DEPTH        10   12/17                         14  01/22
                                                          01/21
 24 HR TOTAL      7.6   12/11 TO 12/11

DEGREE_DAYS
HEATING TOTAL    2960              3364    -404     2953
 SINCE 7/1         MM              4732      MM       MM
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

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

WIND (MPH)
AVERAGE WIND SPEED              10.9
RESULTANT WIND SPEED/DIRECTION   5/260
HIGHEST WIND SPEED/DIRECTION    39/210    DATE  01/10
HIGHEST GUST SPEED/DIRECTION    54/180    DATE  01/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC             20
NUMBER OF DAYS CLOUDY         65

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               2
HEAVY RAIN                3     RAIN                       9
LIGHT RAIN               26     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                2     SNOW                      13
LIGHT SNOW               48     SLEET                      1
FOG                      54     FOG W/VIS <= 1/4 MILE      9
HAZE                     20

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

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