438
ASUS43 KLOT 282208
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT TUE APR 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.
ILZ001-002-007-009-015-016-024-282300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 64 42 44 NW8 29.91F TC 18
STERLING* SUNNY 65 45 48 W9 29.92F TC 18
SAVANNA* MOSUNNY 64 39 40 NW7 29.92F TC 18
ILZ003-004-008-010-011-017-018-282300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 63 41 44 NW9 29.92F TC 17
FREEPORT* MOSUNNY 62 42 47 NW7 29.92F TC 17
ROCHELLE* SUNNY 62 41 46 NW6 29.91F TC 16
DE KALB* SUNNY 60 46 58 NW12 29.92F TC 16
PERU* SUNNY 64 46 52 NW9 29.92S TC 18
ILZ005-006-012>014-019>023-282300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 63 45 51 NW10 29.90F TC 17
CHICAGO-MIDWAY MOSUNNY 63 46 54 SW7 29.91F TC 17
AURORA SUNNY 63 47 55 NW10 29.91F TC 17
JOLIET* SUNNY 64 48 57 W5 29.92F TC 18
WAUKEGAN MOSUNNY 64 44 48 W10G21 29.88F TC 18
DUPAGE AIRPORT SUNNY 62 46 55 W9 29.91F TC 17
KANKAKEE* MOSUNNY 61 48 61 NW7 29.93F TC 16
WHEELING MOSUNNY 63 44 50 W6G20 29.91F TC 17
MORRIS* SUNNY 63 46 55 NW8 29.91F TC 17
ROMEOVILLE* SUNNY 63 50 63 W12G21 29.92F TC 17
LANSING* SUNNY 62 46 54 SW3 29.91F TC 17
NORTHERLY ISL* N/A 65 42 43 SW6 N/A TC 18
LMZ740>746-282300-
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)
WINTHROP HARBOR 49 1018.2 1
WAUKEGAN HARBOR 60 49 270/ 10/ 16 1013.2 0
HARRISON CRIB 63 290/ 6/ 7 N/A
NORTHERLY ISL 63 250/ 8/ 14 N/A
CALUMET HARBOR 64 240/ 3/ 8 1012.7
BURNS HARBOR 57 10/ 2/ 3 1013.9F
MICHIGAN CITY 59 290/ 4/ 5 1012.7F
ST. JOSEPH BUOY 51 190/ 4/ 4 1014.4R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-282300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 60 46 59 S3 29.96F TC 16
GALESBURG* SUNNY 63 45 51 CALM 29.95S TC 17
MACOMB* MOSUNNY 62 45 54 CALM 29.97F TC 16
JACKSONVILLE* CLOUDY 61 49 66 W5 29.96F TC 16
PITTSFIELD* PTSUNNY 60 48 64 CALM 29.96S TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-282300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 60 48 63 MISG 29.94R TC 16
BLOOMINGTON CLOUDY 60 48 64 CALM 29.97R TC 16
DECATUR CLOUDY 61 49 64 W5 29.95F TC 16
PEORIA MOSUNNY 61 46 57 CALM 29.94F TC 16
LACON* MOSUNNY 62 45 52 CALM 29.93S TC 17
LINCOLN* PTSUNNY 61 49 64 CALM 29.96F TC 16
SPRINGFIELD CLOUDY 61 50 67 W7 29.95F TC 16
TAYLORVILLE PTSUNNY 61 52 72 W3 29.95F TC 16
ILZ033-039-045-046-055>057-062-063-282300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 60 51 72 SW10 29.97R TC 16
DANVILLE* PTSUNNY 61 49 65 CALM 29.95S TC 16
RANTOUL* CLOUDY 59 49 70 W8 29.96R TC 15
MATTOON CLOUDY 62 51 67 SW3 29.94F TC 17
PARIS* PTSUNNY 61 51 69 W5 29.96S TC 16
ILZ079-100>102-282300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 59 52 77 E6 29.93F TC 15
BELLEVILLE LGT RAIN 61 57 88 N3 29.93F TC 16
CAHOKIA* RAIN 58 56 93 NE5 29.93F TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-282300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 63 59 87 N3 29.95R FOG TC 17
CAIRO* PTSUNNY 70 65 85 N6 29.90R TC 21
EFFINGHAM* CLOUDY 62 53 72 CALM 29.96S TC 17
MARION LGT RAIN 64 61 88 N8 29.95R TC 18
MT. VERNON CLOUDY 64 55 72 VRB3 29.95F TC 18
CENTRALIA* PTSUNNY 63 53 71 CALM 29.93F TC 17
SALEM* PTSUNNY 63 55 74 S5 29.91F TC 17
METROPOLIS* MOSUNNY 71 64 79 W6 29.93R TC 22
ILZ067-068-072-073-078-083-087-091-282300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 68 55 63 W10 29.93F TC 20
FLORA* CLOUDY 64 55 72 NW6 29.94F TC 18
FAIRFIELD* CLOUDY 67 56 67 NW6 29.94S TC 19
HARRISBURG* LGT RAIN 66 59 78 NW6 29.96R TC 19
ROBINSON* CLOUDY 66 55 68 W8 29.92F TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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