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

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000
CXUS53 KGRR 011317
CLMGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
619 AM EST SUN MAR 1 2015...CORRECTED FOR FORMATTING PURPOSES

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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              69   02/11/1999
 LOW              -24   02/14/1899
                        02/13/1899
HIGHEST            38   02/07        50     -12       44  02/18
LOWEST            -13   02/20        -3     -10      -12  02/28
AVG. MAXIMUM     22.0              33.7   -11.7     25.1
AVG. MINIMUM      4.7              19.9   -15.2     10.3
MEAN             13.3              26.8   -13.5     17.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     25              12.5    12.5       24
DAYS MIN <= 32     28              24.7     3.3       28
DAYS MIN <= 0       8               1.0     7.0        4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.77   1898
 MINIMUM         0.21   1907
TOTALS           1.17              1.79   -0.62     2.35
DAILY AVG.       0.04              0.06   -0.02     0.08
DAYS >= .01        11              12.2    -1.2       18
DAYS >= .10         3               4.8    -1.8        4
DAYS >= .50         1               0.8     0.2        1
DAYS >= 1.00        0               0.2    -0.2        0
GREATEST
 24 HR. TOTAL    0.65   02/01 TO 02/01           02/20 TO 02/20

SNOWFALL (INCHES)
RECORDS
 TOTAL           41.6   2008
 24 HR TOTAL     11.3   02/03/2007 TO 02/03/2007
 SNOW DEPTH        24   02/18/2014
TOTALS           19.6              14.8     4.8     29.0
SINCE 7/1        74.8              64.8    10.0    107.8
SNOWDEPTH AVG.      8                 5       3       20
DAYS >= TRACE      22              10.7    11.3       23
DAYS >= 1.0         7               4.6     2.4       10
GREATEST
 SNOW DEPTH        10   02/06                         24  02/18
                        02/05
                        02/04
 24 HR TOTAL      8.8   02/01 TO 02/01           02/17 TO 02/17

DEGREE_DAYS
HEATING TOTAL    1439              1070     369     1316
 SINCE 7/1       5302              4777     525     5281
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

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

WIND (MPH)
AVERAGE WIND SPEED              10.2
RESULTANT WIND SPEED/DIRECTION   2/279
HIGHEST WIND SPEED/DIRECTION    35/320    DATE  02/14
HIGHEST GUST SPEED/DIRECTION    45/320    DATE  02/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   34
AVERAGE SKY COVER           0.70

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                4     SNOW                       4
LIGHT SNOW               22     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      1
HAZE                     18

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

&&

THE MONTH STARTED OUT ACTIVE... WITH WINTER STORMS DEPOSITING
MEASURABLE SNOW ON THE 1ST THROUGH THE 4TH AND TEMPERATURES BELOW
AVERAGE. TEMPERATURES THEN WARMED CLOSER TO NORMAL FOR UNDER A WEEK
WITH ZERO OR TRACE AMOUNTS OF PRECIPITATION RECORDED FROM THE 5TH
THROUGH THE 10TH. TEMPERATURES THEN FELL MUCH BELOW NORMAL FOR MOST
OF THE REMAINDER OF THE MONTH... AND ACTIVE WEATHER DOMINATED. SNOW
FALL WAS RECORDED ON MOST DAYS THROUGH THE END OF THE MONTH.

THE AVERAGE TEMPERATURE FOR GRAND RAPIDS IN FEBRUARY WAS 13.3
DEGREES. THIS WAS THE COLDEST FEBRUARY ON RECORD. THE PREVIOUS
RECORD WAS 14.0 DEGREES FROM 1904. LANSING WITH A VALUE OF 11.4
DEGREES EXPERIENCED ITS 4TH COLDEST FEBRUARY ON RECORD. MUSKEGAN
HAD ITS 6TH COLDEST FEBRUARY WITH 15.9 DEGREES. MANY DAILY RECORD
TEMPERATURES WERE ALSO SET IN FEBRUARY 2015.

PRECIPITATION TOTALS VARIED FROM HALF AN INCH UP TO 2 INCHES FOR
FEBRUARY 2015. THE HIGHEST AMOUNTS WERE IN FAR SOUTHWEST LOWER
MICHIGAN WITH VALUES FALLING OFF TO THE NORTHEAST. THE SOUTHWEST SAW
CLOSE TO NORMAL PRECIPITATION WITH VALUES ONLY ABOUT HALF OF NORMAL
LEVELS RECORDED IN THE NORTHEAST.

SNOWFALL IN FEBRUARY 2015 RANGED FROM 20 TO 30 INCHES ACROSS THE
WESTERN THIRD OF LOWER MICHIGAN WITH 15 TO 20 INCHES ACROSS
SOUTHEAST LOWER MICHIGAN. LESSER AMOUNTS FELL IN NORTHEAST LOWER.
SOUTHERN LOWER MICHIGAN ENDED UP WITH CLOSE TO TWICE THEIR NORMAL
SNOWFALL WITH TOTALS CLOSE TO NORMAL ACROSS NORTHERN LOWER MICHIGAN.

$$

JAM
63






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