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

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370
CDUS43 KGRR 210521
CLIGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
121 AM EDT SAT SEP 21 2024

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 20 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         85  11:21 AM  90    1931  72     13       78
  MINIMUM         62  11:59 PM  33    1956  51     11       57
  AVERAGE         74                        62     12       68

PRECIPITATION (IN)
  YESTERDAY        0.09          2.72 2018   0.13  -0.04     0.02
  MONTH TO DATE    0.35                      2.22  -1.87     1.23
  SINCE SEP 1      0.35                      2.22  -1.87     1.23
  SINCE JAN 1     28.11                     28.59  -0.48    27.65

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE   30                        53    -23       61
  SINCE SEP 1     30                        53    -23       61
  SINCE JUL 1     45                        70    -25       75

 COOLING
  YESTERDAY        9                         2      7        3
  MONTH TO DATE   77                        60     17       63
  SINCE SEP 1     77                        60     17       63
  SINCE JAN 1    731                       712     19      631
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     7.6


SKY COVER
  POSSIBLE SUNSHINE  33 PERECENT / 244 MINUTES
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          11:00 PM
 LOWEST     41          12:00 PM
 AVERAGE    69

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


THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        95      2017
 MINIMUM TEMPERATURE (F)   51        32      1962


SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE   7:29 AM EDT   SUNSET   7:40 PM EDT
SEPTEMBER 22 2024.....SUNRISE   7:30 AM EDT   SUNSET   7:38 PM EDT


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




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