CHAMPAIGN, IL LOCAL CLIMATOLOGICAL DATA NOVEMBER 1997 Illinois Water Survey SUMMARY =============================================================================== TEMP PRECIP ----SNOW-- WEATHER WIND SKY DEGREE DAYS DATE MX MN INCH INCH DEPTH TYPES D S COV H C ------------------------------------------------------------------------------- 11/01/97 54 38 0.29 .0 0 R,R-,RW,L- W 7.0 CLDY 19 0* 11/02/97 44 33 0.18 T 0 R,SW-,IP- W 7.7 CLDY 26 0 11/03/97 35 31 0.07 0.4 T SW-,SG-,R- W 8.6 CLDY 32 0 11/04/97 37 32 T T 0 SW-,L- W 4.8 CLDY 30 0 11/05/97 51 32 0.33 .0 0 R,R-,L- E 2.3 CLDY 23 0 11/06/97 47 38 0.15 .0 0 R-,L- NE 6.8 CLDY 22 0 11/07/97 48 37 .00 .0 0 N 6.0 PC 22 0 11/08/97 50 38 .00 .0 0 N 5.0 PC 21 0 11/09/97 44 40 .00 .0 0 NW 3.0 CLDY 23 0 11/10/97 42 32 T .0 0 L-,F N 4.5 CLDY 28 0 11/11/97 38 26 T T 0 SW- N 4.3 CLDY 33 0 11/12/97 36 23 .00 .0 0 N 2.4 PC 35 0 11/13/97 34 27 0.16 1.5* 0 SW,SW- NE 3.6 CLDY 34 0 11/14/97 37 29 0.01 0.1 2* SW N 5.5 CLDY 32 0 11/15/97 32 25 0.13 1.3 2 SW,SW- W 8.7 PC 36 0 11/16/97 28 16 T T T SW,SW- NW 6.2 CLDY 43* 0 11/17/97 37 15* .00 .0 T SW 7.5 CLR 39 0 11/18/97 44 22 .00 .0 T NE 7.2 CLR 32 0 11/19/97 45 28 .00 .0 0 NE 3.1 CLR 28 0 11/20/97 54 28 .00 .0 0 NE 6.7 CLDY 24 0 11/21/97 46 37 0.05 .0 0 RW-,F NE 7.1 CLDY 23 0 11/22/97 44 29 .00 .0 0 NW 4.8 CLDY 28 0 11/23/97 38 22 .00 .0 0 W 6.4 CLR 35 0 11/24/97 39 23 .00 .0 0 NE 4.4 CLR 34 0 11/25/97 57 36 .00 .0 0 NE 11.8 PC 18 0 11/26/97 55 29 .00 .0 0 N 8.8 CLR 23 0 11/27/97 48 23 0.27 .0 0 TRW,R-,L-,F NE 7.6 CLDY 29 0 11/28/97 58 48 0.39* .0 0 R,R-,L-,F E 6.1 CLDY 12 0 11/29/97 64* 50 0.22 .0 0 R,RW-,L-,F SE 2.2 CLDY 8 0 11/30/97 54 38 0.31 .0 0 R,F N 10.1 CLDY 19 0 ------------------------------------------------------------------------------ TOT/AVE 44.7 30.8 2.56 3.3 N 6.0 811 0 DEP -5.6 -3.0 -0.54 +1.1 SW -1.5 +115 +0 ========================NUMBER OF DAYS AND DEPARTURE========================== MAX TEMP MIN TEMP ----------PRECIPITATION------------- >=90 <=32 <=32 <=0 >=T >=.01 >=.10 >=.50 >=1.00 TOTAL 0 2 19 0 17 13 10 0 0 DEP +0 +1 +5 +0 - +3 +4 -2 -1 SNOW SKY COVER ----------WEATHER TYPES---------- >=1.0 CLR PC CLDY F T IP A R L S Z D H BS TOTAL 2 6 5 19 5 1 1 0 10 8 8 0 0 0 0 DEP +1 -1 -3 +4 +1 +0 - +0 +1 +3 +4 -1 - - - SEASONAL SEASONAL JAN- NOV HEAT DD COOL DD PRECITITATION TOTAL 1242 811 34.93 DEP +107 -161 -1.79 WEATHER TYPES:F=Fog;T=Thunder;IP=Ice Pellets;A=Hail;R=Rain;S=Snow;Z=Freezing Precip;D=Dust;H=Haze;BS=Blowing Snow; RW=Rain Showers;SW=Snow Showers; L=Drizzle;T=Trace. Intensities: + heavy; - light; absence of symbol indicates moderate. Degree days:Heat and Cool base 65F,Corn Growing base 50F. Averages based on 1961-1990 data.Snow depth at 7 AM LST. Sky 7 AM - 7 PM LST. Other data mid-mid. Heat DD season Jul-Jun; Cool and Corn season Jan-Dec. REMARKS: Very early date for first measurable snowfall, only 8 days earlier. Average date for first measurable snowfall is Nov.21. Also, early date for first inch of snowfall, average date for first inch of snowfall is Dec 2. During the month, only 7 days had mean temps above the average for that day. Daily mean temps ranged from 21F below to 23F above the average for the day. Mean temp on Thanksgiving day was 2F above average. Peak gust was 31.4 mph, from the west on the 15th. Fall Stats (S,O,N):max temp 62.5 (-1.9F), min temp 42.7F (-1.6F), mean temp 52.6F (-1.8F). Total precip was 7.92 inches (-1.22 inches) and snowfall was 3.3 inches (+1.0 inch). Departures are from the 30-year average.