Climatological Report (Monthly)
Issued by NWS Grand Rapids, MI

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CXUS53 KGRR 011137
CLMGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
729 AM EDT SAT APR 1 2017

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

...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              87   03/21/2012
 LOW              -13   03/08/1943
HIGHEST            71   03/24        67       4       71  03/08
LOWEST             12   03/14         6       6        6  03/04
                        03/12
AVG. MAXIMUM     43.0              44.4    -1.4     49.7
AVG. MINIMUM     27.1              26.9     0.2     31.4
MEAN             35.0              35.6    -0.6     40.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      8               4.0     4.0        3
DAYS MIN <= 32     18              21.7    -3.7       16
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.77   1948
 MINIMUM         0.08   1910
TOTALS           3.27              2.37    0.90     4.94
DAILY AVG.       0.11              0.08    0.03     0.16
DAYS >= .01        14              11.8     2.2       16
DAYS >= .10         9               6.2     2.8       12
DAYS >= .50         2               1.3     0.7        4
DAYS >= 1.00        0               0.3    -0.3        0
GREATEST
 24 HR. TOTAL    0.84   03/30 TO 03/30

SNOWFALL (INCHES)
RECORDS
 TOTAL           36.0   1965
 24 HR TOTAL     13.6   03/02/2002 TO 03/02/2002
 SNOW DEPTH        20   03/02/2014
TOTALS            4.7               8.3    -3.6     10.1
SINCE 7/1        59.7              73.1   -13.4     51.7
SNOWDEPTH AVG.      0                MM      MM        1
DAYS >= TRACE      12               6.4     5.6        7
DAYS >= 1.0         2               2.2    -0.2        2
GREATEST
 SNOW DEPTH         2   03/14                          7  03/02
                        03/13
 24 HR TOTAL      2.5   03/13 TO 03/13

DEGREE_DAYS
HEATING TOTAL     921               910      11      749
 SINCE 7/1       4975              5687    -712     4826
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST      03/01             10/13
LATEST                          05/02
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.5
RESULTANT WIND SPEED/DIRECTION   2/290
HIGHEST WIND SPEED/DIRECTION    51/250    DATE  03/08
HIGHEST GUST SPEED/DIRECTION    64/240    DATE  03/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   47
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         15

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               1
HEAVY RAIN                3     RAIN                       9
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               10     SLEET                      1
FOG                      18     FOG W/VIS <= 1/4 MILE      1
HAZE                      9

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

$$

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