RSS FeedsIssued by NWS Grand Rapids, MI
000
CXUS53 KGRR 011636
CLMGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1129 AM EST SUN NOV 1 2009
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...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1892 TO 2009
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 89 10/01/1897
LOW 18 10/30/1988
10/21/1974
HIGHEST 68 10/21 79 -11 82 10/12
LOWEST 27 10/18 26 1 27 10/30
AVG. MAXIMUM 55.6 59.6 -4.0 59.7
AVG. MINIMUM 40.9 40.2 0.7 40.0
MEAN 48.3 49.9 -1.6 49.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 4 5.7 -1.7 5
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.32 1954
MINIMUM 0.03 1952
TOTALS 7.64 2.80 4.84 2.71
DAILY AVG. 0.25 0.09 0.16 0.09
DAYS >= .01 16 11.3 4.7 12
DAYS >= .10 11 5.9 5.1 8
DAYS >= .50 4 1.9 2.1 2
DAYS >= 1.00 2 0.5 1.5 0
GREATEST
24 HR. TOTAL 2.83 10/30 TO 10/30 10/24 TO 10/25
10/26 TO 10/26[J)
10/26 TO 10/26[J)
SNOWFALL (INCHES)
RECORDS
TOTAL 8.4 1967
24 HR TOTAL 8.4 10/26/1967 TO 10/27/1967
SNOW DEPTH 5 10/27/1967
TOTALS T 0.6 -0.6 T
LIQUID EQUIV MM 0.10 MM MM
SINCE 7/1 T 0.6 -0.6 T
LIQUID 7/1 MM 0.10 MM MM
SNOWDEPTH AVG. 0 0 0 0
DAYS >= TRACE 1 0.6 0.4 1
DAYS >= 1.0 0 0.2 -0.2 0
GREATEST
SNOW DEPTH 0 MM 0 MM
24 HR TOTAL T 10/06 TO 10/06 10/26 TO 10/26
10/26 TO 10/26[J)
10/26 TO 10/26[J)
DEGREE_DAYS
HEATING TOTAL 513 471 42 468
SINCE 7/1 646 664 -18 534
COOLING TOTAL 0 5 -5 5
SINCE 1/1 455 613 -158 635
FREEZE DATES
RECORD
EARLIEST 09/03/1946
LATEST 06/04/1945
EARLIEST 10/01 10/13
LATEST 05/02
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WIND (MPH)
AVERAGE WIND SPEED 8.7
RESULTANT WIND SPEED/DIRECTION 2/202
HIGHEST WIND SPEED/DIRECTION 38/280 DATE 10/07
HIGHEST GUST SPEED/DIRECTION 51/260 DATE 10/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) 22
NUMBER OF DAYS FAIR 0
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 22
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 10
LIGHT RAIN 23 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 22 FOG W/VIS <= 1/4 MILE 2
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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