546
ASUS43 KLOT 311801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CST SAT JAN 31 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-311900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 22 7 52 N8 30.52F WCI 12 TC -6
6HR MIN TEMP: 5; 6HR MAX TEMP: 22;
STERLING* SUNNY 23 11 60 N13 30.50F WCI 11 TC -5
SAVANNA* SUNNY 21 8 58 N9 30.52F WCI 11 TC -6
ILZ003-004-008-010-011-017-018-311900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 22 12 65 N15 30.47F WCI 9 TC -6
6HR MIN TEMP: 10; 6HR MAX TEMP: 22; 6HR PCP: TRACE;
FREEPORT* CLOUDY 20 11 68 N9 30.50F WCI 10 TC -6
ILZ005-006-012>014-019>023-311900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE FLURRIES 22 13 68 N16 30.39S WCI 8 TC -6
6HR MIN TEMP: 13; 6HR MAX TEMP: 22; 6HR PCP: TRACE;
CHICAGO-MIDWAY LGT SNOW 23 16 74 N14 30.39F WCI 11 TC -5
6HR MIN TEMP: 14; 6HR MAX TEMP: 23; 6HR PCP: TRACE;
AURORA SUNNY 22 16 78 N20 30.41F WCI 7 TC -6
6HR MIN TEMP: 12; 6HR MAX TEMP: 22; 6HR PCP: TRACE;
JOLIET* CLOUDY 25 16 70 N13 30.42F WCI 13 TC -4
WAUKEGAN CLOUDY 22 14 71 N14G22 30.40F WCI 9 TC -6
6HR MIN TEMP: 14; 6HR MAX TEMP: 22;
DUPAGE AIRPORT CLOUDY 22 14 71 NW14 30.40F WCI 9 TC -6
6HR MIN TEMP: 12; 6HR MAX TEMP: 22; 6HR PCP: TRACE;
WHEELING CLOUDY 22 14 71 N10G21 30.42S WCI 11 TC -6
6HR MIN TEMP: 14; 6HR MAX TEMP: 22;
MORRIS* CLOUDY 22 15 73 N9G16 30.41F WCI 12 TC -6
ROMEOVILLE* CLOUDY 23 16 74 N9 30.41F WCI 13 TC -5
LANSING* CLOUDY 23 16 75 NW9 30.38F WCI 13 TC -5
NORTHERLY ISL* N/A 24 18 77 NW9 N/A WCI 15 TC -4
LMZ740>746-311900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
HARRISON CRIB 23 330/ 19/ 23 N/A
NORTHERLY ISL 23 350/ 7/ 17 N/A
CALUMET HARBOR 24 320/ 12/ 17 1028.4
BURNS HARBOR 21 60/ 8/ 10 1029.1R
MICHIGAN CITY 17 30/ 14/ 17 1029.7S
ILZ025>027-034>036-040-047-049-050-058-095>099-311900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 12 2 64 NW14 30.55F WCI -3 TC -11
MACOMB* SUNNY 17 9 68 NW10 30.56S WCI 5 TC -8
JACKSONVILLE* SUNNY 13 3 65 NW13 30.52F WCI -2 TC -11
ILZ028>032-037-038-041>044-048-051>054-059>061-311900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 21 14 74 NW13 30.42F WCI 9 TC -6
BLOOMINGTON MOSUNNY 18 12 77 NW17 30.42F WCI 3 TC -8
DECATUR CLOUDY 15 8 73 NW15 30.44F WCI 0 TC -9
PEORIA SUNNY 18 10 71 NW8 30.49F WCI 8 TC -8
6HR MIN TEMP: 6; 6HR MAX TEMP: 18; 6HR PCP: TRACE;
LACON* SUNNY 21 11 66 NW9 30.47F WCI 10 TC -6
LINCOLN* PTSUNNY 18 6 60 NW10G16 30.48F WCI 6 TC -8
SPRINGFIELD PTSUNNY 15 6 67 NW9 30.49F WCI 3 TC -9
6HR MIN TEMP: 5; 6HR MAX TEMP: 15; 6HR PCP: TRACE;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-311900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 17 12 80 NW16 30.39F WCI 2 TC -8
DANVILLE* CLOUDY 21 14 75 NW15 30.38F WCI 7 TC -6
RANTOUL* MIX PCPN 19 13 79 NW18G24 30.39F WCI 3 TC -7
MATTOON MIX PCPN 13 8 81 NW18 30.40F WCI -4 TC -11
PARIS* LGT SNOW 18 10 73 NW13 30.39F WCI 4 TC -8
ILZ079-100>102-311900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 14 1 57 NW14 30.53F WCI -1 TC -10
BELLEVILLE SUNNY 17 5 58 NW16 30.51F WCI 2 TC -8
CAHOKIA* SUNNY 14 2 58 NW15G23 30.54F WCI -1 TC -10
SPARTA* SUNNY 15 2 57 NW13 30.52F WCI 1 TC -10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-311900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 16 1 53 NW18G28 30.51F WCI -1 TC -9
CAIRO* SUNNY 19 5 52 N17 30.51F WCI 4 TC -7
EFFINGHAM* FLURRIES 14 5 68 W9 30.46F WCI 2 TC -10
MARION CLOUDY 19 5 53 NW16 30.49F WCI 5 TC -7
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 15 4 62 NW13G18 30.47F WCI 1 TC -9
ILZ067-068-072-073-078-083-087-091-311900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE FLURRIES 15 6 67 NW17 30.41F WCI -1 TC -9
FLORA* PTSUNNY 12 3 67 NW15 30.45F WCI -4 TC -11
FAIRFIELD* CLOUDY 15 3 59 NW8 30.46F WCI 4 TC -9
HARRISBURG* CLOUDY 16 3 56 NW16G23 30.48S WCI 0 TC -9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page