498
CDUS43 KLOT 181845
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
142 PM CDT FRI MAY 18 2012
...............................
..THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 17 2012
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2012
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 336 PM 91 1934 72 5 66
MINIMUM 43 438 AM 32 1930 49 -6 37
AVERAGE 60 60 0 52
PRECIPITATION (IN)
YESTERDAY 0.00 2.25 1969 0.13 -0.13 0.00
MONTH TO DATE 0.50 2.02 -1.52 0.94
SINCE MAR 1 6.72 7.69 -0.97 7.75
SINCE JAN 1 9.26 10.47 -1.21 10.53
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 MAR 1 3.0 5.7 -2.7 0.1
SINCE JUL 1 24.3 36.7 -12.4 51.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 5 6 -1 13
MONTH TO DATE 73 138 -65 173
SINCE MAR 1 939 1476 -537 1505
SINCE JUL 1 5313 6478 -1165 6466
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 22 15 7 34
SINCE MAR 1 60 23 37 41
SINCE JAN 1 60 23 37 41
..............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 600 AM
LOWEST 23 300 PM
AVERAGE 47
......................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 94 1934
MINIMUM TEMPERATURE (F) 49 31 2002
SUNRISE AND SUNSET
MAY 18 2012...........SUNRISE 532 AM CDT SUNSET 814 PM CDT
MAY 19 2012...........SUNRISE 531 AM CDT SUNSET 815 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page