431
ASUS43 KLOT 281812
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-281900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 59 43 55 MISG 30.00F TC 15
6HR MIN TEMP: 49; 6HR MAX TEMP: 59;
STERLING* MOSUNNY 58 46 64 SW12G20 30.00F TC 14
SAVANNA* MOSUNNY 60 42 51 W10 29.99F TC 15
ILZ003-004-008-010-011-017-018-281900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 59 44 57 SW10G22 29.97R TC 15
6HR MIN TEMP: 49; 6HR MAX TEMP: 59;
FREEPORT* MOSUNNY 60 46 59 W9 29.99S TC 16
ROCHELLE* CLOUDY 56 44 62 W16 30.00R TC 14
DE KALB* CLOUDY 55 46 71 W18G24 29.99R TC 13
PERU* CLOUDY 55 46 71 W15G21 30.01F TC 13
ILZ005-006-012>014-019>023-281900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 58 44 60 SW15G23 29.95R TC 14
6HR MIN TEMP: 50; 6HR MAX TEMP: 59;
CHICAGO-MIDWAY PTSUNNY 59 46 62 W15G24 29.95F TC 15
6HR MIN TEMP: 50; 6HR MAX TEMP: 59;
AURORA PTSUNNY 56 46 69 W13G26 29.98R TC 13
6HR MIN TEMP: 50; 6HR MAX TEMP: 58;
JOLIET* CLOUDY 59 47 64 W8G21 29.99S TC 15
WAUKEGAN N/A 60 45 57 W13G22 29.92R TC 16
6HR MIN TEMP: 50; 6HR MAX TEMP: 60;
DUPAGE AIRPORT PTSUNNY 58 47 66 SW14G26 29.96R TC 14
6HR MIN TEMP: 50; 6HR MAX TEMP: 58;
KANKAKEE* CLOUDY 56 47 71 W18 30.01R TC 14
WHEELING PTSUNNY 59 44 57 W15G23 29.95R TC 15
6HR MIN TEMP: 51; 6HR MAX TEMP: 59;
MORRIS* PTSUNNY 55 46 71 W18 29.98F TC 13
ROMEOVILLE* PTSUNNY 55 46 71 SW17G25 29.99R TC 13
LANSING* MOSUNNY 59 46 61 W17G23 29.96S TC 15
NORTHERLY ISL* N/A 57 42 57 W12 N/A TC 14
LMZ740>746-281900-
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 48 1014.4 1
WAUKEGAN HARBOR 55 48 240/ 10/ 14 1014.2 1
HARRISON CRIB 56 260/ 17/ 22 N/A
NORTHERLY ISL 56 280/ 8/ 14 N/A
CALUMET HARBOR 59 250/ 7/ 13 1013.5
BURNS HARBOR 52 280/ 7/ 8 1014.6S
MICHIGAN CITY 50 250/ 13/ 14 1013.4F
ST. JOSEPH BUOY 47 230/ 8/ 10 1014.7R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-281900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 57 45 64 N6 30.00F TC 14
GALESBURG* PTSUNNY 57 44 62 NW9 30.03F TC 14
MACOMB* PTSUNNY 58 48 69 NW13 30.06F TC 15
JACKSONVILLE* PTSUNNY 58 49 72 NW10 30.01F TC 15
PITTSFIELD* MOSUNNY 58 49 69 NW10 30.01F TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-281900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 56 47 71 MISG 30.01S TC 13
BLOOMINGTON PTSUNNY 57 48 72 W20 30.01F TC 14
DECATUR PTSUNNY 60 48 64 W14G20 30.01F TC 16
PEORIA CLOUDY 55 44 66 NW13G18 30.02F TC 13
6HR MIN TEMP: 51; 6HR MAX TEMP: 55;
LACON* CLOUDY 56 43 61 W12 30.02F TC 13
LINCOLN* PTSUNNY 59 49 68 W8 30.02F TC 15
SPRINGFIELD MOSUNNY 60 49 66 NW17 29.99F TC 16
6HR MIN TEMP: 53; 6HR MAX TEMP: 59;
TAYLORVILLE PTSUNNY 59 52 77 NW10 30.01F TC 15
ILZ033-039-045-046-055>057-062-063-281900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 58 50 75 W13 30.01F TC 14
DANVILLE* CLOUDY 58 49 73 W17 30.03R TC 14
RANTOUL* CLOUDY 57 48 73 NW14 30.01F TC 14
MATTOON CLOUDY 60 50 69 NW9 30.01F TC 16
PARIS* CLOUDY 58 49 73 W13 30.03S TC 14
ILZ079-100>102-281900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 61 48 63 VRB3 30.02F TC 16
BELLEVILLE MOSUNNY 65 55 69 NW6 29.98F TC 19
CAHOKIA* MOSUNNY 63 50 62 NE8 29.99F TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 69 56 62 CALM 29.99F TC 21
6HR MIN TEMP: 58; 6HR MAX TEMP: 69;
CAIRO* CLOUDY 75 63 64 CALM 29.99S TC 24
EFFINGHAM* MOSUNNY 62 53 73 W7 30.03F TC 17
MARION PTSUNNY 70 57 64 NW3 30.01F TC 21
MT. VERNON MOSUNNY 67 54 63 VRB3 30.01F TC 19
CENTRALIA* PTSUNNY 64 52 64 NW9 30.02S TC 18
SALEM* MOSUNNY 64 53 68 CALM 30.02S TC 18
METROPOLIS* PTSUNNY 75 63 65 CALM 29.99F TC 24
ILZ067-068-072-073-078-083-087-091-281900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 66 54 65 W8 30.00F TC 19
FLORA* MOSUNNY 64 54 68 N5 30.00F TC 18
FAIRFIELD* PTSUNNY 66 53 62 SW6 30.00F TC 19
HARRISBURG* CLOUDY 72 61 69 CALM 30.01F TC 22
ROBINSON* PTSUNNY 66 55 68 NW12 30.00F TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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