411
ASUS43 KLOT 010701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CST SUN FEB 01 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.
ILZ001-002-007-009-015-016-024-010800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 5 1 83 CALM 30.40F TC -15
STERLING* CLEAR 7 5 91 W5 30.41F WCI -2 TC -14
SAVANNA* CLEAR 4 1 83 E5 30.40F WCI -5 TC -15
ILZ003-004-008-010-011-017-018-010800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 3 -1 83 S3 30.39F TC -16
FREEPORT* CLEAR 4 0 83 W6 30.39S WCI -7 TC -15
PERU* CLEAR 9 7 92 CALM 30.40F TC -13
ILZ005-006-012>014-019>023-010800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 16 9 74 NW6 30.35F WCI 7 TC -9
CHICAGO-MIDWAY CLEAR 17 10 74 NW5 30.36F WCI 10 TC -8
AURORA CLEAR 2 -1 88 W6 30.37F WCI -9 TC -17
JOLIET* CLEAR 16 10 78 CALM 30.39S TC -9
WAUKEGAN CLEAR 12 8 84 W6 30.35F WCI 3 TC -11
DUPAGE AIRPORT CLEAR 10 7 87 NW3 30.36F TC -12
WHEELING N/A 14 8 77 NW5 30.38S WCI 6 TC -10
MORRIS* CLEAR 9 4 80 NW7 30.38F WCI -2 TC -13
LANSING* CLEAR 15 9 76 W3 30.36F TC -9
NORTHERLY ISL* N/A 22 14 71 W5 N/A WCI 16 TC -5
LMZ740>746-010800-
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 21 310/ 9/ 11 N/A
NORTHERLY ISL 22 270/ 5/ 11 N/A
CALUMET HARBOR 20 270/ 3/ 6 1027.4
BURNS HARBOR 18 200/ 4/ 5 1028.1F
MICHIGAN CITY 12 120/ 3/ 5 1029.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-010800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 7 2 80 SW6 30.44F WCI -3 TC -14
MACOMB* N/A 7 3 84 CALM 30.45F TC -14
ILZ028>032-037-038-041>044-048-051>054-059>061-010800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 7 4 86 W3 30.40F TC -14
BLOOMINGTON CLEAR 10 6 84 NW5 30.40S WCI 2 TC -12
DECATUR CLEAR 11 7 84 W6 30.41S WCI 1 TC -12
PEORIA CLEAR 7 2 80 CALM 30.42F TC -14
LINCOLN* CLEAR 12 5 74 W5 30.43S WCI 4 TC -11
SPRINGFIELD CLEAR 4 1 88 SW6 30.44S WCI -7 TC -16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 12 9 87 NW8 30.38F WCI 0 TC -11
DANVILLE* CLEAR 14 10 86 NW5 30.38F WCI 6 TC -10
MATTOON CLOUDY 14 10 84 W10 30.38F WCI 1 TC -10
PARIS* MOCLDY 15 11 85 CALM 30.39S TC -9
ILZ079-100>102-010800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 10 1 68 CALM 30.47S TC -12
CAHOKIA* CLEAR 10 3 73 CALM 30.48 TC -12
SPARTA* PTCLDY 13 4 67 W3 30.48F TC -10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 20 10 65 W7 30.49S WCI 11 TC -7
EFFINGHAM* CLOUDY 10 6 84 W5 30.44S WCI 1 TC -12
MARION CLOUDY 17 6 62 NW5 30.47S WCI 10 TC -8
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 12 5 73 W5 30.44S WCI 5 TC -11
ILZ067-068-072-073-078-083-087-091-010800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 15 11 83 NW7 30.41S WCI 5 TC -9
FLORA* CLEAR 14 7 73 NW12 30.43S WCI 0 TC -10
FAIRFIELD* CLOUDY 17 8 69 NW3 30.44S TC -8
HARRISBURG* CLOUDY 17 8 68 NW7 30.45S 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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