492
ASUS43 KLOT 281106
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CST WED JAN 28 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.
ILZ001-002-007-009-015-016-024-281200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR -2 -6 83 SW3 30.30R TC -19
STERLING* CLEAR 2 -2 83 W9 30.28S WCI -13 TC -17
SAVANNA* CLEAR 3 -3 76 W6 30.28S WCI -8 TC -16
ILZ003-004-008-010-011-017-018-281200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 1 -4 79 W8 30.24R WCI -13 TC -17
FREEPORT* CLEAR 1 -4 80 W7 30.25S WCI -12 TC -17
DE KALB* CLEAR 1 -4 81 MISG 30.22R TC -17
PERU* CLEAR 3 -2 78 W8 30.28R WCI -10 TC -16
ILZ005-006-012>014-019>023-281200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 2 -5 72 W6 30.21R WCI -9 TC -17
CHICAGO-MIDWAY CLEAR 1 -5 75 W8 30.23S WCI -13 TC -17
AURORA CLEAR -2 -6 83 W8 30.23S WCI -17 TC -19
JOLIET* CLEAR 2 -3 78 W7 30.26S WCI -10 TC -16
WAUKEGAN CLEAR -1 -6 79 W7 30.19R WCI -14 TC -18
DUPAGE AIRPORT CLEAR 0 -5 79 W8 30.21S WCI -14 TC -18
KANKAKEE* CLEAR -1 -8 75 W9 30.28S WCI -17 TC -19
WHEELING CLEAR 2 -4 76 MISG 30.23R TC -17
MORRIS* CLEAR 1 -5 76 W10 30.26S WCI -15 TC -17
ROMEOVILLE* CLEAR 0 -4 85 SW8 30.25S WCI -15 TC -18
LANSING* CLEAR -1 -6 78 W8 30.24S WCI -15 TC -18
NORTHERLY ISL* N/A 4 -2 76 W9 N/A WCI -10 TC -15
LMZ740>746-281200-
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)
NORTHERLY ISL 5 250/ 7/ 10 N/A
CALUMET HARBOR 2 230/ 5/ 8 1022.9F
BURNS HARBOR 3 220/ 5/ 8 1023.7F
ILZ025>027-034>036-040-047-049-050-058-095>099-281200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 10 4 76 SW5 30.34S WCI 2 TC -12
GALESBURG* CLEAR 2 0 88 W5 30.31S WCI -7 TC -16
MACOMB* PTCLDY 1 -5 76 CALM 30.34S TC -17
JACKSONVILLE* CLOUDY 5 -2 72 SW5 30.35S WCI -4 TC -15
ILZ028>032-037-038-041>044-048-051>054-059>061-281200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR -1 -7 75 W8 30.29S WCI -15 TC -18
BLOOMINGTON CLEAR 2 -2 83 W10 30.29S WCI -14 TC -17
DECATUR CLEAR 3 -2 79 W7 30.33S WCI -9 TC -16
PEORIA CLEAR 0 -4 83 SW3 30.32S TC -18
LACON* CLEAR 3 -4 73 W3 30.31R TC -16
LINCOLN* CLEAR 1 -7 70 CALM 30.33F TC -17
SPRINGFIELD PTCLDY -1 -6 79 W6 30.35S WCI -13 TC -18
TAYLORVILLE MOCLDY -2 -6 82 W7 30.35S WCI -16 TC -19
ILZ033-039-045-046-055>057-062-063-281200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR -9 -11 91 SW6 30.30S WCI -22 TC -23
DANVILLE* CLEAR -3 -8 82 SW5 30.30S WCI -14 TC -20
RANTOUL* CLEAR -4 -10 77 W5 30.29S WCI -15 TC -20
MATTOON CLEAR 0 -5 79 SW6 30.31S WCI -12 TC -18
PARIS* CLEAR -2 -8 77 W9 30.31F WCI -18 TC -19
ILZ079-100>102-281200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 11 2 67 CALM 30.39S TC -11
BELLEVILLE CLOUDY 9 4 81 CALM 30.40R TC -13
CAHOKIA* CLOUDY 10 4 76 CALM 30.40S TC -12
SPARTA* CLOUDY 13 5 72 CALM 30.40S TC -11
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 9 4 80 CALM 30.40S TC -13
CAIRO* CLEAR 12 7 79 CALM 30.41S TC -11
EFFINGHAM* PTCLDY -6 -9 84 SW3 30.38F TC -21
MARION CLOUDY 10 3 75 CALM 30.40S TC -12
MT. VERNON CLOUDY -4 -8 83 CALM 30.40R TC -20
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 6 2 83 CALM 30.38S TC -14
ILZ067-068-072-073-078-083-087-091-281200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR -9 -12 87 CALM 30.37S TC -23
FLORA* MOCLDY 0 -4 85 W5 30.39S WCI -10 TC -18
FAIRFIELD* MOCLDY -3 -7 82 CALM 30.39S TC -19
HARRISBURG* CLOUDY 2 -3 80 CALM 30.40S TC -17
ROBINSON* CLEAR -6 -8 92 W6 30.36S WCI -18 TC -21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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