Climatological Report (Seasonal)
Issued by NWS

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CXUS53 KGRR 011736
CLSMKG

WRKCLMMKG 000
TTAA00 KGRR 011730


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1227 PM EST THU MAR 1 2012

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2011 TO 2/29/2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012

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            56   01/11        52       4       58  12/31
LOWEST              9   01/20                10       -8  01/23
AVG. MAXIMUM     39.4              33.0     6.4     31.1
AVG. MINIMUM     27.5              22.2     5.3     20.2
MEAN             33.5              27.6     5.9     25.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     15              39.5   -24.5       61
DAYS MIN <= 32     64              75.1   -11.1       84
DAYS MIN <= 0       0               1.8    -1.8        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.42   2009
 MINIMUM         1.38   2003
TOTALS           7.30              6.41    0.89     7.80
DAILY AVG.       0.09              0.07    0.02     0.09
DAYS >= .01        39              43.6    -4.6       53
DAYS >= .10        19              18.3     0.7       27
DAYS >= .50         4               2.5     1.5        1
DAYS >= 1.00        0               0.5    -0.5        1
GREATEST
 24 HR. TOTAL    0.84   02/29 TO 02/29

SNOWFALL (INCHES)
RECORDS
 TOTAL          140.6   1977
TOTALS           50.0              76.2   -26.2    103.1
SINCE 7/1        50.1
SNOWDEPTH AVG.      1                 5      -4        9
DAYS >= 1.0        15              22.9    -7.9
GREATEST
 SNOW DEPTH        16   01/15                         26  02/07
 24 HR TOTAL     14.9   01/14 TO 01/14

DEGREE_DAYS
HEATING TOTAL    2851              3364    -513     3515
 SINCE 7/1         MM              4767      MM     4671
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
EARLIEST                        10/14
LATEST                          05/04
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.9
HIGHEST WIND SPEED/DIRECTION    33/230    DATE  01/19
HIGHEST GUST SPEED/DIRECTION    46/300    DATE  01/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             32
NUMBER OF DAYS CLOUDY         45

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       6
LIGHT RAIN               25     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                4     SNOW                      14
LIGHT SNOW               34     SLEET                      0
FOG                      52     FOG W/VIS <= 1/4 MILE     13
HAZE                     32

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

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