Climatological Report (Monthly)
Issued by NWS

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CXUS53 KGRR 012235
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
616 PM EDT WED JUL 1 2015

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE MONTH OF JUNE 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   06/20/1995
 LOW               31   06/11/1972
HIGHEST            81   06/17        89      -8       88  06/01
                        06/15
                        06/10
LOWEST             41   06/02        41       0       44  06/14
                                                          06/05
AVG. MAXIMUM     75.8              76.0    -0.2     77.8
AVG. MINIMUM     55.7              56.6    -0.9     58.4
MEAN             65.8              66.3    -0.5     68.1
DAYS MAX >= 90      0               0.5    -0.5        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.18   1921
 MINIMUM         0.19   1959
TOTALS           3.30              2.55    0.75     7.02
DAILY AVG.       0.11              0.09    0.02     0.23
DAYS >= .01         9               9.0     0.0       13
DAYS >= .10         6               5.0     1.0        8
DAYS >= .50         2               1.8     0.2        3
DAYS >= 1.00        2               0.5     1.5        2
GREATEST
 24 HR. TOTAL    1.50   06/11 TO 06/12

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   MM
 24 HR TOTAL      0.0   MM
 SNOW DEPTH         0   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        92.1              93.7    -1.6    132.7
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0

DEGREE_DAYS
HEATING TOTAL      33                66     -33       31
 SINCE 7/1       6911              6560     351     7195
COOLING TOTAL      63               105     -42      132
 SINCE 1/1        102               134     -32      149

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/14
LATEST                          05/04
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
RESULTANT WIND SPEED/DIRECTION   1/158
HIGHEST WIND SPEED/DIRECTION    32/190    DATE  06/22
HIGHEST GUST SPEED/DIRECTION    45/200    DATE  06/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      6
HAZE                     10

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

&&

AVERAGE TEMPERATURES IN SOUTHWEST LOWER MICHIGAN DURING JUNE 2015 RAN NEAR TO
SLIGHTLY BELOW NORMAL. SOUTHERN LOCATIONS LIKE KALAMAZOO AND JACKSON WERE
CLOSER TO NORMAL...WHILE AREAS NEAR AND NORTH OF GRAND RAPIDS SAW SLIGHTLY
COOLER THAN NORMAL TEMPERATURES. PRECIPITATION WAS ABOVE NORMAL...AND WELL
ABOVE NORMAL ACROSS THE SOUTHERN HALF OF LOWER MICHIGAN. LANSING RECORDED THE
CITY`S THIRD WETTEST JUNE AND SEVENTH WETTEST MONTH ON RECORD. THE FIRST
SIGNIFICANT SEVERE WEATHER EVENT OF THE SEASON OCCURRED JUNE 22.

TEMPERATURES STARTED OUT COOL IN JUNE...JUNE 1ST WAS THE COLDEST DAY OF THE
MONTH. AVERAGE TEMPERATURES ON JUNE 1ST WERE AROUND 10 DEGREES BELOW NORMAL
WITH HIGHS ONLY IN THE UPPER 60S AND LOWS IN THE 30S IN SOME PLACES. FROST WAS
A CONCERN FOR THE FIRST COUPLE DAYS OF THE MONTH FOR THOSE WITH AGRICULTURAL
INTERESTS. TEMPERATURES WARMED UP NICELY SHORTLY THEREAFTER...WITH NEAR NORMAL
TEMPERATURES EXPERIENCED FROM JUNE 4-22. HIGHS WERE MOSTLY IN THE 70S AND 80S
DURING THIS TIME PERIOD. A PATTERN SHIFT FOLLOWING SEVERE STORMS ON JUNE 22
RESULTED IN AN UPPER LEVEL TROUGH ACROSS THE EASTERN UNITED STATES DURING THE
LAST WEEK OF THE MONTH. COOLER THAN NORMAL TEMPERATURES OCCURRED JUNE 23-30.

PRECIPITATION WAS ABOVE NORMAL IN JUNE. MULTIPLE STORM SYSTEMS IMPACTED
SOUTHWEST LOWER MICHIGAN...THE FIRST OF WHICH WAS JUNE 7-8. KALAMAZOO RECORDED
1.33 INCHES DURING THIS 2-DAY PERIOD. HEAVY RAINFALL OCCURRED AGAIN JUNE 12-14.
MANY LOCATIONS RECEIVED 2-4 INCHES OF RAIN. LANSING SET A DAILY RAINFALL RECORD
ON JUNE 14 WITH 3.04 INCHES OF RAIN. THAT BROKE THE PREVIOUS RECORD OF 1.49
INCHES IN 1937. LANSING BROKE ANOTHER DAILY RAINFALL RECORD ON JUNE 22 WITH
2.75 INCHES...BREAKING THE OLD RECORD OF 1.80 INCHES SET IN 1903. TWO ROUNDS OF
STRONG TO SEVERE STORMS CAME THROUGH ON JUNE 22...RESULTING IN TORRENTIAL
RAINFALL AND FLOODING IN MANY AREAS. THERE WERE NUMEROUS REPORTS OF STANDING
WATER ON ROADWAYS...RESULTING IN ROAD CLOSURES. THERE WERE ALSO WASHOUTS ON THE
SIDES OF ROADS...MAINLY DIRT ROADS...ALSO RESULTING IN ROAD CLOSURES. SEVERAL
RIVERS AND STREAMS EXCEEDED BANKFULL FOLLOWING THE HEAVY RAINFALL ON JUNE
22...AND A COUPLE REACHED MINOR FLOOD STAGE. MINOR FLOODING WAS COMMON IN LOW-
LYING AREAS AND ALONG THESE SWOLLEN RIVERS AND STREAMS. RIVER FLOW REMAINS HIGH
ACROSS THE AREA AT THE END OF JUNE.

THERE WAS ONE SIGNIFICANT SEVERE WEATHER EVENT DURING JUNE...WITH TWO ROUNDS OF
STRONG TO SEVERE THUNDERSTORMS IN LOWER MICHIGAN ON JUNE 22. THE FIRST ROUND
CAME THROUGH DURING THE EARLY TO MID AFTERNOON HOURS. THE STRONGEST STORMS
PRODUCED TORRENTIAL RAINFALL...FREQUENT LIGHTNING...AND DAMAGING WINDS. ONE EF-
1 TORNADO WAS CONFIRMED IN PORTLAND, MICHIGAN IN IONIA COUNTY. THE TORNADO
TOUCHED DOWN JUST WEST OF TOWN AROUND 2:30 PM AND TRACKED EAST THROUGH THE
HEART OF THE TOWN OF PORTLAND. NWS DAMAGE SURVEY RATED PEAK ESTIMATED WIND
SPEEDS OF 110 MPH. DAMAGE TO HOMES AND BUSINESSES OCCURRED THROUGHOUT PORTIONS
OF PORTLAND. MORE THAN 50 STRUCTURES IMPACTED WITH MAINLY ROOF DAMAGE OR BROKEN
GLASS WINDOWS. HUNDREDS OF TREES WERE UPROOTED OR SNAPPED. THE TORNADO WAS ON
THE GROUND FOR ABOUT 6 MINUTES.

THE SECOND ROUND OF STORMS CAME THROUGH LATE IN THE EVENING OF JUNE 22. THE
MOST SIGNIFICANT DAMAGE WAS NOTED ACROSS SOUTHERN LOWER MICHIGAN...ESPECIALLY
FROM KALAMAZOO COUNTY EAST THROUGH JACKSON COUNTY. ONE MOBILE HOME WAS
SIGNIFICANTLY DAMAGED IN HENRIETTA TOWNSHIP IN JACKSON COUNTY BY STRAIGHT-LINE
WINDS. DOWNED TREES AND POWER LINES WERE COMMON IN KALAMAZOO AND CALHOUN
COUNTIES.

$$

EBW



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