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CXUS53 KGRR 012204
CLAMKG

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TTAA00 KGRR 012159


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
456 PM EST SAT JAN 1 2011

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE YEAR OF 2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1895 TO 2010

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   08/03/1964
                        07/30/1913
 LOW              -30   02/11/1899
HIGHEST            92   08/20        MM      MM       92  06/24
LOWEST              2   01/30        MM      MM       -4  01/20
AVG. MAXIMUM     58.6              55.8     2.8     55.5
AVG. MINIMUM     42.7              38.3     4.4     39.2
MEAN             50.6              47.1     3.5     47.3
DAYS MAX >= 90      4              10.3    -6.3        1
DAYS MAX <= 32     59              47.1    11.9       58
DAYS MIN <= 32    129             139.3   -10.3      129
DAYS MIN <= 0       0               4.1    -4.1        5

PRECIPITATION (INCHES)
TOTALS          30.69             32.88   -2.19    38.17
DAILY AVG.       0.08              0.09   -0.01     0.10
GREATEST
 24 HR. TOTAL    3.34   09/02 TO 09/02

SNOWFALL (INCHES)
TOTALS           53.8             104.6   -50.8     98.4
SINCE 7/1        13.8
SNOWDEPTH AVG.      1                MM      MM        1
DAYS >= 1.0        14                MM      MM       25
GREATEST
 SNOW DEPTH        11   02/27                         22  01/18
                        02/25
                        01/13
 24 HR TOTAL      6.7   02/09 TO 02/09

DEGREE_DAYS
HEATING TOTAL    5991              6943    -952     6706
 SINCE 7/1       2276              2587    -311     2430
COOLING TOTAL     893               487     406      379
 SINCE 1/1        893               487     406      379
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.6
HIGHEST WIND SPEED/DIRECTION    43/220    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    58/240    DATE  10/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM

NUMBER OF DAYS FAIR          156
NUMBER OF DAYS PC             90
NUMBER OF DAYS CLOUDY        119

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             34     MIXED PRECIP               0
HEAVY RAIN               28     RAIN                      47
LIGHT RAIN              102     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                1     SNOW                      11
LIGHT SNOW               62     SLEET                      1
FOG                     170     FOG W/VIS <= 1/4 MILE     19
HAZE                     88

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

$$

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