977
ASUS43 KLOT 010401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-010500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 9 4 80 W3 30.43F TC -13
STERLING* CLEAR 9 5 84 CALM 30.43F TC -13
SAVANNA* CLEAR 7 2 80 CALM 30.43F TC -14
ILZ003-004-008-010-011-017-018-010500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 6 3 87 CALM 30.42F TC -14
FREEPORT* CLEAR 11 6 82 CALM 30.42F TC -12
PERU* CLEAR 12 9 85 NW5 30.44S WCI 4 TC -11
ILZ005-006-012>014-019>023-010500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 19 10 68 NW10 30.39S WCI 7 TC -7
CHICAGO-MIDWAY MOCLDY 20 12 71 NW13 30.39F WCI 7 TC -7
AURORA CLEAR 8 5 87 CALM 30.41F TC -13
JOLIET* CLOUDY 19 11 72 NW6 30.42F WCI 11 TC -7
WAUKEGAN CLEAR 14 8 77 NW6 30.39S WCI 5 TC -10
DUPAGE AIRPORT CLEAR 12 7 80 CALM 30.40F TC -11
WHEELING MOCLDY 18 11 74 NW12 30.41F WCI 5 TC -8
MORRIS* CLEAR 13 8 80 CALM 30.42F TC -10
LANSING* CLOUDY 23 14 69 NW10 30.39S WCI 12 TC -5
NORTHERLY ISL* N/A 23 15 71 NW9 N/A WCI 13 TC -5
LMZ740>746-010500-
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 23 310/ 16/ 17 N/A
NORTHERLY ISL 23 300/ 13/ 15 N/A
CALUMET HARBOR 23 290/ 10/ 12 1028.2
BURNS HARBOR 16 180/ 4/ 5 1029.1R
MICHIGAN CITY 13 190/ 4/ 4 1030.0R
ILZ025>027-034>036-040-047-049-050-058-095>099-010500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 10 3 73 SW7 30.45F WCI -1 TC -12
MACOMB* CLEAR 9 4 80 W9 30.46F WCI -4 TC -13
ILZ028>032-037-038-041>044-048-051>054-059>061-010500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 11 6 81 NW6 30.42F WCI 1 TC -12
BLOOMINGTON CLEAR 16 10 77 NW10 30.41F WCI 4 TC -9
DECATUR CLOUDY 17 11 77 W6 30.43S WCI 9 TC -8
PEORIA CLEAR 11 6 81 CALM 30.43F TC -12
LINCOLN* CLEAR 13 6 73 W3 30.45S TC -10
SPRINGFIELD CLEAR 7 2 80 W3 30.45S TC -14
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 17 12 80 NW9 30.40S WCI 6 TC -8
DANVILLE* CLOUDY 15 11 83 CALM 30.40S TC -9
MATTOON CLOUDY 19 14 81 NW15 30.39S WCI 5 TC -7
PARIS* CLOUDY 18 13 81 CALM 30.40S TC -8
ILZ079-100>102-010500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 7 0 72 W5 30.49S WCI -2 TC -14
BELLEVILLE CLOUDY 15 6 67 NW7 30.48F WCI 5 TC -9
CAHOKIA* CLEAR 13 4 67 CALM 30.49 TC -11
SPARTA* CLOUDY 17 6 62 NW6 30.50F WCI 8 TC -9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 21 10 63 N13 30.49F WCI 9 TC -6
EFFINGHAM* CLOUDY 17 11 77 W9 30.45S WCI 6 TC -8
MARION CLOUDY 17 6 62 CALM 30.49F TC -8
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 19 9 67 NW9 30.46S WCI 7 TC -7
ILZ067-068-072-073-078-083-087-091-010500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 18 12 77 NW12 30.41S WCI 5 TC -8
FLORA* CLOUDY 18 10 73 NW14 30.44S WCI 4 TC -8
FAIRFIELD* CLOUDY 19 10 67 NW7 30.45S WCI 10 TC -7
HARRISBURG* CLOUDY 18 8 65 NW10 30.47S WCI 7 TC -8
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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