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

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CXUS53 KGRR 011150
CLMGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
743 AM EDT SUN MAY 1 2016

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

...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE MONTH OF APRIL 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              90   04/29/1899
 LOW                3   04/07/1982
HIGHEST            82   04/18        79       3       75  04/17
LOWEST             20   04/05        21      -1       22  04/04
AVG. MAXIMUM     56.0              58.2    -2.2     59.4
AVG. MINIMUM     36.0              37.7    -1.7     36.0
MEAN             46.0              48.0    -2.0     47.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.3    -0.3        0
DAYS MIN <= 32     10               8.6     1.4        7
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.10   2013
 MINIMUM         0.39   1942
TOTALS           3.92              3.35    0.57     4.07
DAILY AVG.       0.13              0.11    0.02     0.14
DAYS >= .01        14              12.7     1.3       10
DAYS >= .10         8               7.3     0.7        7
DAYS >= .50         4               1.9     2.1        2
DAYS >= 1.00        0               0.6    -0.6        1
GREATEST
 24 HR. TOTAL    0.79   04/10 TO 04/10

SNOWFALL (INCHES)
RECORDS
 TOTAL           15.6   1961
 24 HR TOTAL      9.8   04/02/1975 TO 04/03/1975
 SNOW DEPTH        10   04/03/1975
TOTALS            9.4               1.8     7.6      0.1
SINCE 7/1        61.1              74.9   -13.8     78.1
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE      10               2.0     8.0        4
DAYS >= 1.0         2               0.5     1.5        0
GREATEST
 SNOW DEPTH         5   04/09                          0  MM
 24 HR TOTAL      5.4   04/08 TO 04/08

DEGREE_DAYS
HEATING TOTAL     564               518      46      511
 SINCE 7/1       5390              6205    -815     6817
COOLING TOTAL       0                 7      -7        0
 SINCE 1/1          0                 8      -8        0

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

WIND (MPH)
AVERAGE WIND SPEED              9.3
RESULTANT WIND SPEED/DIRECTION   3/077
HIGHEST WIND SPEED/DIRECTION    29/330    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    38/330    DATE  04/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   46
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               2
HEAVY RAIN                2     RAIN                       6
LIGHT RAIN               15     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW                7     SLEET                      4
FOG                      15     FOG W/VIS <= 1/4 MILE      4
HAZE                      0

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

$$

EBW




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