920
ASUS43 KLOT 010101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 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.
ILZ001-002-007-009-015-016-024-010200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 15 6 67 CALM 30.45S TC -9
STERLING* CLEAR 17 9 70 NW6 30.46R WCI 9 TC -8
SAVANNA* CLEAR 16 6 64 CALM 30.46S TC -9
ILZ003-004-008-010-011-017-018-010200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 15 8 73 W6 30.44R WCI 6 TC -9
FREEPORT* CLEAR 17 8 68 W5 30.45S WCI 9 TC -9
PERU* CLEAR 19 10 68 N5 30.43R WCI 13 TC -7
ILZ005-006-012>014-019>023-010200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 20 10 65 N9 30.39S WCI 9 TC -7
CHICAGO-MIDWAY MOCLDY 24 15 68 N12 30.39S WCI 13 TC -4
AURORA CLEAR 15 10 80 N9 30.40S WCI 3 TC -9
JOLIET* CLEAR 22 15 74 NW3 30.42R TC -5
WAUKEGAN CLEAR 20 11 68 NW5 30.39S WCI 13 TC -7
DUPAGE AIRPORT CLEAR 19 12 74 NW8 30.39S WCI 9 TC -7
WHEELING CLEAR 19 12 74 N6 30.40F WCI 11 TC -7
MORRIS* CLEAR 18 11 76 N6 30.41S WCI 9 TC -8
ROMEOVILLE* CLEAR 21 14 73 N6 30.40S WCI 14 TC -6
LANSING* CLOUDY 26 18 73 N9G16 30.38F WCI 16 TC -3
NORTHERLY ISL* N/A 26 18 71 NW13 N/A WCI 15 TC -3
LMZ740>746-010200-
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 27 340/ 18/ 21 N/A
NORTHERLY ISL 26 340/ 10/ 17 N/A
CALUMET HARBOR 26 320/ 8/ 16 1028.4R
BURNS HARBOR 20 100/ 2/ 4 1029.1R
MICHIGAN CITY 18 70/ 6/ 7 1029.7R
ILZ025>027-034>036-040-047-049-050-058-095>099-010200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 15 5 64 W5 30.48S WCI 8 TC -9
MACOMB* CLEAR 15 8 73 W8 30.49S WCI 5 TC -9
JACKSONVILLE* CLEAR 11 4 74 W8 30.48R WCI -1 TC -12
ILZ028>032-037-038-041>044-048-051>054-059>061-010200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 17 10 75 NW5 30.42R WCI 10 TC -8
BLOOMINGTON PTCLDY 18 13 80 NW7 30.42R WCI 9 TC -8
DECATUR CLOUDY 19 14 81 W5 30.42R WCI 12 TC -7
PEORIA CLEAR 20 8 60 CALM 30.45R TC -7
LACON* CLEAR 19 8 62 N5 30.44S WCI 12 TC -7
LINCOLN* CLOUDY 20 9 64 NW5 30.45R WCI 13 TC -7
SPRINGFIELD CLEAR 16 9 74 W9 30.46R WCI 4 TC -9
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 21 14 74 NW10 30.39S WCI 10 TC -6
DANVILLE* CLOUDY 20 15 81 CALM 30.38F TC -7
RANTOUL* MOCLDY 19 13 77 NW9 30.39S WCI 9 TC -7
MATTOON CLOUDY 19 14 81 W14 30.38S WCI 6 TC -7
PARIS* CLOUDY 21 15 77 CALM 30.38S TC -6
ILZ079-100>102-010200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 14 5 67 NW10 30.49R WCI 1 TC -10
CAHOKIA* CLEAR 16 4 59 NW9 30.50R WCI 4 TC -9
SPARTA* CLEAR 16 5 62 NW6 30.49R WCI 7 TC -9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 16 5 62 NW5 30.48R WCI 9 TC -9
CAIRO* CLEAR 18 8 63 NW6 30.48S WCI 10 TC -8
EFFINGHAM* CLOUDY 16 10 77 W7 30.44F WCI 7 TC -9
MARION MOCLDY 18 9 68 NW7 30.46R WCI 8 TC -8
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 19 10 67 NW7 30.45R WCI 9 TC -7
ILZ067-068-072-073-078-083-087-091-010200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 17 12 80 NW14 30.40S WCI 3 TC -8
FLORA* CLOUDY 16 9 73 W15 30.44F WCI 1 TC -9
FAIRFIELD* CLOUDY 17 9 70 W6 30.44F WCI 8 TC -8
HARRISBURG* CLOUDY 17 7 65 NW5 30.47S WCI 10 TC -8
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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