230
ASUS43 KLOT 312101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-312200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 27 8 44 N10 30.45F WCI 17 TC -3
STERLING* SUNNY 25 12 58 NW8 30.46F WCI 16 TC -4
SAVANNA* SUNNY 24 8 49 N6 30.47S WCI 17 TC -4
ILZ003-004-008-010-011-017-018-312200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 23 12 62 N8 30.45S WCI 14 TC -5
FREEPORT* SUNNY 23 10 59 N8 30.47S WCI 14 TC -5
PERU* CLOUDY 28 16 59 NW13 30.43S WCI 18 TC -2
ILZ005-006-012>014-019>023-312200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 25 14 63 N14 30.38S WCI 13 TC -4
CHICAGO-MIDWAY FLURRIES 26 16 65 N13 30.38S WCI 15 TC -3
AURORA SUNNY 25 16 68 N16 30.40S WCI 12 TC -4
JOLIET* PTSUNNY 28 17 63 N9 30.41R WCI 19 TC -2
WAUKEGAN CLOUDY 25 14 63 N16G24 30.39S WCI 12 TC -4
DUPAGE AIRPORT PTSUNNY 25 15 66 N13 30.39S WCI 14 TC -4
WHEELING PTSUNNY 25 15 66 N15 30.41R WCI 13 TC -4
MORRIS* PTSUNNY 26 17 68 N7 30.41R WCI 18 TC -3
ROMEOVILLE* PTSUNNY 27 16 63 N13G20 30.40S WCI 16 TC -3
LANSING* CLOUDY 26 17 71 N12G17 30.38S WCI 15 TC -3
NORTHERLY ISL* N/A 26 18 71 NW16 N/A WCI 14 TC -3
LMZ740>746-312200-
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 26 350/ 22/ 25 N/A
NORTHERLY ISL 26 330/ 11/ 15 N/A
CALUMET HARBOR 26 320/ 11/ 20 1028.1
BURNS HARBOR 23 20/ 9/ 10 1028.8S
MICHIGAN CITY 20 20/ 10/ 10 1029.5R
ILZ025>027-034>036-040-047-049-050-058-095>099-312200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 18 7 62 NW9 30.48F WCI 7 TC -8
MACOMB* SUNNY 24 13 62 NW12 30.49F WCI 13 TC -4
ILZ028>032-037-038-041>044-048-051>054-059>061-312200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 27 16 64 N15G21 30.41S WCI 15 TC -3
BLOOMINGTON CLOUDY 23 16 74 NW18 30.40F WCI 9 TC -5
DECATUR CLOUDY 19 12 74 NW15G24 30.42S WCI 5 TC -7
PEORIA MOSUNNY 25 13 60 N9 30.45S WCI 15 TC -4
LINCOLN* CLOUDY 24 12 60 NW9G18 30.44S WCI 14 TC -4
SPRINGFIELD SUNNY 20 9 62 NW9 30.46S WCI 9 TC -7
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-312200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 22 16 78 NW18 30.38S WCI 7 TC -6
DANVILLE* CLOUDY 25 18 74 N16 30.36S WCI 12 TC -4
MATTOON CLOUDY 18 13 80 NW18 30.38S WCI 2 TC -8
PARIS* LGT SNOW 21 16 79 NW13 30.37R WCI 9 TC -6
ILZ079-100>102-312200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 19 5 53 W13 30.48F WCI 7 TC -7
BELLEVILLE SUNNY 20 8 59 NW15 30.48S WCI 7 TC -6
CAHOKIA* SUNNY 19 6 57 N14 30.50S WCI 6 TC -7
SPARTA* SUNNY 19 6 57 NW14 30.49S WCI 5 TC -7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOSUNNY 22 8 52 N14G20 30.47S WCI 10 TC -5
EFFINGHAM* CLOUDY 17 11 75 W16 30.44S WCI 2 TC -8
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 18 7 61 W13 30.44F WCI 5 TC -8
ILZ067-068-072-073-078-083-087-091-312200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE FLURRIES 18 10 71 NW15 30.40R WCI 4 TC -8
FLORA* CLOUDY 16 7 67 NW15G22 30.44R WCI 1 TC -9
FAIRFIELD* CLOUDY 19 7 60 NW5 30.43S WCI 12 TC -7
HARRISBURG* CLOUDY 19 6 57 W13 30.45S WCI 5 TC -7
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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