317
ASUS43 KLOT 281510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-281600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 50 41 71 NW9 29.98R TC 10
STERLING* MOSUNNY 51 45 79 W14 29.96R TC 11
SAVANNA* PTSUNNY 52 41 65 NW10 29.95R TC 11
ILZ003-004-008-010-011-017-018-281600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 52 42 69 W16 29.94R TC 11
FREEPORT* CLOUDY 50 43 77 W14G23 29.94S TC 10
ROCHELLE* CLOUDY 52 42 70 W15G21 29.94S TC 11
DE KALB* CLOUDY 51 44 78 NW16 29.93S TC 11
PERU* CLOUDY 52 45 76 SW13 29.98R TC 11
ILZ005-006-012>014-019>023-281600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 52 43 71 W14G21 29.91R TC 11
CHICAGO-MIDWAY CLOUDY 53 43 68 W10 29.93R TC 12
AURORA CLOUDY 53 46 77 W16 29.93R TC 12
JOLIET* CLOUDY 53 46 76 W12G17 29.96R TC 12
WAUKEGAN CLOUDY 53 44 71 W15G25 29.88R TC 12
DUPAGE AIRPORT CLOUDY 52 44 74 W13G23 29.92R TC 11
KANKAKEE* PTSUNNY 54 46 73 W22 29.98R TC 12
WHEELING CLOUDY 53 43 68 W10G20 29.92R TC 12
MORRIS* CLOUDY 52 45 76 W16 29.95R TC 11
ROMEOVILLE* CLOUDY 54 45 71 W16G26 29.95R TC 12
LANSING* CLOUDY 51 43 72 W16G22 29.96R TC 11
NORTHERLY ISL* N/A 52 42 69 SW7 N/A TC 11
LMZ740>746-281600-
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 1009.1 1/ 2
WAUKEGAN HARBOR 53 47 260/ 14/ 21 1012.9 1
HARRISON CRIB 52 260/ 19/ 22 N/A
NORTHERLY ISL 51 270/ 11/ 17 N/A
CALUMET HARBOR 52 240/ 5/ 10 1013.0R
BURNS HARBOR 51 260/ 11/ 14 1013.9R
MICHIGAN CITY 50 240/ 16/ 18 1012.7R
ST. JOSEPH BUOY 46 240/ 10/ 14 1013.9R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-281600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 52 43 71 NW9 30.06R TC 11
GALESBURG* CLOUDY 49 43 79 W10 30.03R TC 10
MACOMB* CLOUDY 51 45 82 W12 30.06R TC 10
JACKSONVILLE* CLOUDY 54 46 74 NW10 30.04R TC 12
PITTSFIELD* CLOUDY 55 44 68 W8 30.07R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-281600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 52 46 77 MISG 30.00R TC 11
BLOOMINGTON CLOUDY 53 45 74 NW15 30.00S TC 12
DECATUR MOSUNNY 56 45 66 NW12 30.00R TC 13
PEORIA CLOUDY 51 44 77 W10 29.99S TC 11
LACON* CLOUDY 51 42 70 W5 29.98S TC 11
LINCOLN* CLOUDY 55 47 74 NW3 30.00F TC 13
SPRINGFIELD CLOUDY 55 45 68 NW10 30.00F TC 13
TAYLORVILLE PTSUNNY 55 48 76 N7 30.00F TC 13
ILZ033-039-045-046-055>057-062-063-281600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 56 48 74 NW18G26 29.99R TC 13
DANVILLE* CLOUDY 56 48 74 W10G20 29.99R TC 14
MATTOON CLOUDY 57 49 74 W12 30.01R TC 14
PARIS* CLOUDY 56 49 77 W13 30.00R TC 13
ILZ079-100>102-281600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 55 48 76 W7 30.06R TC 13
BELLEVILLE PTSUNNY 61 52 73 W7 30.04R TC 16
CAHOKIA* CLOUDY 59 50 72 VRB6 30.04R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-281600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 64 54 69 N7 30.02R TC 18
CAIRO* MOSUNNY 70 60 71 CALM 30.02R TC 21
EFFINGHAM* PTSUNNY 60 51 73 W7 30.03S TC 16
MARION PTSUNNY 64 55 72 NE3 30.02R TC 18
MT. VERNON PTSUNNY 62 53 72 VRB7 30.03R TC 17
CENTRALIA* SUNNY 61 50 67 NW10 30.02R TC 16
SALEM* MOSUNNY 62 52 71 NW7 30.02R TC 16
METROPOLIS* PTSUNNY 67 58 73 CALM 30.02R TC 20
ILZ067-068-072-073-078-083-087-091-281600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 62 52 69 NW9 30.00R TC 17
FLORA* PTSUNNY 61 52 72 NW7 30.02R TC 16
FAIRFIELD* PTSUNNY 61 52 71 N3 30.02R TC 16
HARRISBURG* CLOUDY 64 56 75 CALM 30.03R TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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