777
ASUS43 KLOT 280908
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT MON SEP 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.
ILZ001-002-007-009-015-016-024-281000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 52 52 100 CALM 30.10 FOG TC 11
STERLING* PTCLDY 51 51 100 CALM 30.12S TC 11
SAVANNA* PTCLDY 53 53 100 CALM 30.12S FOG TC 12
ILZ003-004-008-010-011-017-018-281000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 48 48 100 CALM 30.12F FOG TC 9
FREEPORT* PTCLDY 50 48 95 CALM 30.13F TC 10
ROCHELLE* PTCLDY 44 44 100 CALM 30.12S TC 7
DE KALB* FOG 48 48 100 NW3 30.12S VSB 1/4 TC 9
ILZ005-006-012>014-019>023-281000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 53 50 89 CALM 30.08S TC 12
CHICAGO-MIDWAY CLEAR 53 52 96 NW6 30.08S TC 12
AURORA CLEAR 43 43 100 NW5 30.10S FOG TC 6
JOLIET* CLEAR 48 48 100 CALM 30.10S FOG TC 9
WAUKEGAN CLEAR 52 50 93 NW6 30.09S TC 11
DUPAGE AIRPORT CLEAR 47 46 97 N3 30.10S FOG TC 8
KANKAKEE* FOG 46 44 95 W5 30.10R VSB<1/4 TC 8
WHEELING PTCLDY 49 49 100 N3 30.11S TC 9
ROMEOVILLE* CLEAR 50 50 100 NW5 30.10S TC 10
LANSING* PTCLDY 46 46 99 CALM 30.09S FOG TC 8
NORTHERLY ISL* N/A 60 56 86 W5 N/A TC 16
LMZ740>746-281000-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-281000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 60 58 92 NE6 30.08F TC 16
GALESBURG* PTCLDY 49 49 100 CALM 30.12S TC 9
MACOMB* N/A 49 49 100 CALM 30.12S FOG TC 10
JACKSONVILLE* PTCLDY 51 51 100 CALM 30.09F TC 11
PITTSFIELD* CLOUDY 61 57 87 NE3 30.10S TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-281000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 44 44 100 CALM 30.11R FOG TC 7
BLOOMINGTON CLEAR 52 50 93 NW3 30.11S TC 11
DECATUR CLEAR 51 49 92 N5 30.09F TC 11
PEORIA PTCLDY 52 50 93 CALM 30.10S TC 11
LACON* PTCLDY 47 46 93 CALM 30.10S TC 9
LINCOLN* CLEAR 48 48 100 CALM 30.10S TC 9
SPRINGFIELD PTCLDY 47 46 97 CALM 30.10S TC 8
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-281000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 46 45 96 NW3 30.09S TC 8
RANTOUL* CLEAR 47 47 99 CALM 30.09S TC 8
MATTOON CLEAR 45 44 97 NW6 30.08R TC 7
PARIS* CLEAR 46 45 97 N3 30.07S TC 8
ILZ079-100>102-281000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 62 52 70 CALM 30.08S TC 17
CAHOKIA* MOCLDY 63 57 81 N5 30.07S TC 17
SPARTA* PTCLDY 60 55 82 CALM 30.07S TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 56 55 97 CALM 30.05S TC 13
EFFINGHAM* CLEAR 48 47 94 CALM 30.09S TC 9
MARION FOG 50 50 100 SW1 30.06S VSB 1/2 TC 10
MT. VERNON CLEAR 43 43 100 NE3 30.07S TC 6
CENTRALIA* FOG 46 45 97 CALM 30.07S VSB 3/4 TC 8
SALEM* CLEAR 51 46 84 MISG 30.07S TC 11
METROPOLIS* CLEAR 49 48 97 CALM 30.05S TC 9
ILZ067-068-072-073-078-083-087-091-281000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 53 48 83 N3 30.05S TC 12
FLORA* CLEAR 50 48 93 N6 30.07S TC 10
FAIRFIELD* CLEAR 51 46 83 CALM 30.06S TC 10
HARRISBURG* CLEAR 46 46 99 CALM 30.06R TC 8
ROBINSON* CLEAR 45 45 100 N2 30.06S TC 7
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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