523
ASUS43 KLOT 310803
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM 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.
ILZ001-002-007-009-015-016-024-310900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 7 -2 66 NW10 30.54S WCI -8 TC -14
STERLING* PTCLDY 9 1 70 NW12 30.50S WCI -6 TC -13
SAVANNA* PTCLDY 9 -2 62 NW12 30.53S WCI -6 TC -13
ILZ003-004-008-010-011-017-018-310900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT SNOW 11 3 70 NW14 30.47S WCI -5 TC -12
FREEPORT* MOCLDY 10 2 68 NW14 30.49S WCI -5 TC -12
PERU* PTCLDY 9 0 66 NW12 30.47F WCI -6 TC -13
ILZ005-006-012>014-019>023-310900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 12 2 64 NW13G21 30.40S WCI -3 TC -11
CHICAGO-MIDWAY CLOUDY 12 2 64 NW15 30.41S WCI -4 TC -11
AURORA CLOUDY 11 3 70 N15 30.42S WCI -5 TC -12
JOLIET* MOCLDY 13 4 66 N8 30.44S WCI 2 TC -11
WAUKEGAN FLURRIES 13 5 70 NW10G18 30.40F WCI 0 TC -11
DUPAGE AIRPORT CLOUDY 11 3 70 NW12 30.41S WCI -3 TC -12
WHEELING N/A 13 4 67 NW14 30.43R WCI -2 TC -11
MORRIS* PTCLDY 9 1 70 N6 30.44S WCI -1 TC -13
LANSING* MOCLDY 12 4 69 NW12G17 30.39S WCI -2 TC -11
NORTHERLY ISL* N/A 13 4 67 NW12 N/A WCI -1 TC -10
LMZ740>746-310900-
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 15 320/ 19/ 22 N/A
NORTHERLY ISL 13 320/ 12/ 15 N/A
CALUMET HARBOR 13 290/ 10/ 15 1028.6
BURNS HARBOR 18 310/ 10/ 15 1028.1S
MICHIGAN CITY 20 320/ 21/ 23 1027.9F
ILZ025>027-034>036-040-047-049-050-058-095>099-310900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 2 -4 76 NW9 30.56R WCI -13 TC -17
MACOMB* CLEAR 7 -1 70 NW13 30.57R WCI -10 TC -14
ILZ028>032-037-038-041>044-048-051>054-059>061-310900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 8 -1 66 NW8 30.46S WCI -4 TC -13
BLOOMINGTON PTCLDY 7 -1 70 NW14 30.45S WCI -10 TC -14
DECATUR CLEAR 8 0 69 NW12 30.46S WCI -7 TC -13
PEORIA CLEAR 8 -3 61 NW6 30.51R WCI -2 TC -13
LINCOLN* MOCLDY 9 -3 59 NW7 30.50R WCI -3 TC -13
SPRINGFIELD CLEAR 9 -1 64 NW8 30.50S WCI -3 TC -13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-310900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 4 -3 73 NW12 30.42F WCI -12 TC -16
DANVILLE* MOCLDY 8 2 80 NW8 30.42R WCI -5 TC -14
MATTOON MOCLDY 8 1 73 NW14 30.41S WCI -8 TC -13
PARIS* CLOUDY 8 4 84 CALM 30.41F TC -13
ILZ079-100>102-310900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTCLDY 13 7 77 N13 30.52R WCI -2 TC -11
SPARTA* LGT SNOW 14 10 86 N10 30.49R WCI 1 TC -10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-310900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 15 8 75 N12 30.46R WCI 1 TC -10
EFFINGHAM* CLEAR 9 6 89 NW7 30.46S WCI -3 TC -13
MARION CLOUDY 12 6 77 N3 30.45S TC -11
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOCLDY 12 7 81 N10 30.46R WCI -1 TC -11
ILZ067-068-072-073-078-083-087-091-310900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 10 4 76 N14 30.41S WCI -6 TC -12
FLORA* CLOUDY 12 9 85 N12 30.44S WCI -2 TC -11
FAIRFIELD* CLOUDY 11 7 83 NW6 30.44R WCI 2 TC -11
HARRISBURG* CLOUDY 13 6 73 N9 30.44S WCI 1 TC -10
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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