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

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CXUS53 KGRR 011250
CLMGRR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
747 AM EST FRI DEC 1 2017

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

...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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              81   11/01/1950
 LOW              -10   11/25/1950
HIGHEST            63   11/28        66      -3       73  11/01
LOWEST             17   11/10        16       1       21  11/22
AVG. MAXIMUM     45.7              47.3    -1.6     53.5
AVG. MINIMUM     31.4              33.0    -1.6     37.2
MEAN             38.6              40.1    -1.5     45.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      1               1.8    -0.8        1
DAYS MIN <= 32     19              14.5     4.5        6
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.90   2003
 MINIMUM         0.06   1904
TOTALS           2.80              3.51   -0.71     3.24
DAILY AVG.       0.09              0.12   -0.03     0.11
DAYS >= .01        12              13.2    -1.2       10
DAYS >= .10         6               7.3    -1.3        8
DAYS >= .50         3               2.3     0.7        2
DAYS >= 1.00        0               0.7    -0.7        1
GREATEST
 24 HR. TOTAL    0.72   11/15 TO 11/15

SNOWFALL (INCHES)
RECORDS
 TOTAL           31.0   2014
 24 HR TOTAL     11.5   11/20/2000 TO 11/20/2000
 SNOW DEPTH        13   11/21/2000
TOTALS            0.2               6.8    -6.6      0.8
SINCE 7/1         0.6               7.3    -6.7      0.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       8               4.2     3.8        3
DAYS >= 1.0         0               2.0    -2.0        0
GREATEST
 SNOW DEPTH         T   11/10                         -1  11/20
 24 HR TOTAL      0.2   11/09 TO 11/09

DEGREE_DAYS
HEATING TOTAL     784               746      38      580
 SINCE 7/1       1191              1338    -147      948
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        719               699      20      936

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

WIND (MPH)
AVERAGE WIND SPEED              9.7
RESULTANT WIND SPEED/DIRECTION   3/235
HIGHEST WIND SPEED/DIRECTION    31/280    DATE  11/28
HIGHEST GUST SPEED/DIRECTION    40/230    DATE  11/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   39
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               1
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                7     SLEET                      1
FOG                      17     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

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

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