217
ASUS43 KLOT 280908
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM 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.
ILZ001-002-007-009-015-016-024-281000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 51 43 74 W14G30 29.83R TC 11
STERLING* CLEAR 51 45 79 W18 29.80R TC 11
SAVANNA* CLOUDY 51 43 74 W9G22 29.80R TC 11
ILZ003-004-008-010-011-017-018-281000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 51 45 79 W17G25 29.75R TC 11
FREEPORT* CLOUDY 51 47 86 W14G22 29.78R TC 10
ROCHELLE* CLOUDY 51 43 76 W16G25 29.77R TC 10
DE KALB* CLOUDY 50 45 81 W12G21 29.77R TC 10
PERU* CLOUDY 54 46 76 W18 29.79R TC 12
ILZ005-006-012>014-019>023-281000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 54 47 77 W20G38 29.71R TC 12
CHICAGO-MIDWAY CLOUDY 55 47 74 W21G33 29.72R TC 13
AURORA CLOUDY 52 48 86 W21G32 29.75R TC 11
JOLIET* CLOUDY 56 49 77 W12G18 29.77R TC 14
WAUKEGAN CLOUDY 54 48 80 W21G31 29.66R TC 12
DUPAGE AIRPORT CLOUDY 54 47 77 W22G35 29.73R TC 12
KANKAKEE* CLOUDY 56 52 87 W18 29.78R TC 13
WHEELING CLOUDY 55 48 77 W10G28 29.71R TC 13
MORRIS* CLOUDY 54 47 77 W28G33 29.76R TC 12
ROMEOVILLE* CLOUDY 55 50 82 W20G32 29.76R TC 13
LANSING* CLOUDY 55 49 78 W17G28 29.73R TC 13
NORTHERLY ISL* N/A 55 46 71 W16 N/A TC 13
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)
WINTHROP HARBOR 47 1007.9F 2/ 4
WAUKEGAN HARBOR 55 47 260/ 21/ 31 1005.9R 2/ 2
HARRISON CRIB 56 260/ 23/ 28 N/A
NORTHERLY ISL 56 270/ 10/ 18 N/A
CALUMET HARBOR 57 240/ 10/ 19 1005.6
BURNS HARBOR 56 260/ 11/ 13 1006.8R
MICHIGAN CITY 54 240/ 15/ 17 1004.8R
ST. JOSEPH BUOY 51 240/ 12/ 14 1006.3R 2/ 3
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 52 44 74 W16 29.91R TC 11
GALESBURG* CLOUDY 51 45 79 W20G25 29.86R TC 11
MACOMB* CLOUDY 52 46 82 W21 29.90R TC 11
JACKSONVILLE* CLOUDY 54 48 80 W12 29.89R TC 12
PITTSFIELD* CLOUDY 55 47 75 W10 29.92R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-281000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 54 48 81 MISG 29.82R TC 12
BLOOMINGTON CLOUDY 53 48 83 W14 29.85R TC 12
DECATUR CLOUDY 57 53 86 W9 29.85R TC 14
PEORIA CLOUDY 53 46 77 W13G26 29.85R TC 12
LACON* CLOUDY 53 44 73 W9G22 29.82R TC 12
LINCOLN* CLOUDY 55 50 82 NW6 29.87R TC 13
SPRINGFIELD CLOUDY 56 50 80 W13 29.87R TC 13
TAYLORVILLE CLEAR 55 52 88 W9 29.87R TC 13
ILZ033-039-045-046-055>057-062-063-281000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 55 53 93 W10 29.83R TC 13
DANVILLE* CLEAR 57 54 88 W15G21 29.79S TC 14
RANTOUL* PTCLDY 55 52 91 W13 29.82R TC 13
MATTOON CLEAR 57 55 93 W15 29.82R TC 14
ILZ079-100>102-281000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 56 52 85 CALM 29.91R TC 14
BELLEVILLE CLEAR 59 55 86 NW13 29.87R TC 15
CAHOKIA* CLEAR 59 52 77 W6 29.89S TC 15
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 PTCLDY 64 61 90 W8 29.86R TC 18
CAIRO* MOCLDY 67 65 91 CALM 29.87S TC 20
EFFINGHAM* PTCLDY 59 58 98 W13G18 29.85R TC 15
MARION MOCLDY N/A N/A N/A W3 29.87R
MT. VERNON PTCLDY 62 60 93 VRB5 29.86R TC 17
CENTRALIA* PTCLDY 62 58 87 NW14 29.86R TC 17
SALEM* PTCLDY 62 60 92 NW10 29.86R TC 17
METROPOLIS* CLOUDY 65 65 100 CALM 29.88R TC 18
ILZ067-068-072-073-078-083-087-091-281000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* PTCLDY 63 61 94 NW14 29.85R TC 17
FAIRFIELD* MOCLDY 62 62 99 CALM 29.85R TC 17
HARRISBURG* CLOUDY 64 63 97 W7 29.87R TC 18
ROBINSON* MOCLDY 61 61 100 W9 29.82R TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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