040
ASUS43 KLOT 121901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT SUN APR 12 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.
ILZ001-002-007-009-015-016-024-122000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 77 59 53 SW16G35 29.82F TC 25
STERLING* PTSUNNY 76 59 55 SW14G24 29.85F TC 24
SAVANNA* LGT RAIN 73 58 59 S15G23 29.82F TC 23
ILZ003-004-008-010-011-017-018-122000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 78 59 51 S26G40 29.84F TC 26
FREEPORT* CLOUDY 75 62 64 SW18 29.84F TC 24
DE KALB* CLOUDY 75 59 56 SW24G35 29.89S TC 24
ILZ005-006-012>014-019>023-122000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 79 56 45 SW25G38 29.87F HX 80 TC 26
CHICAGO-MIDWAY PTSUNNY 80 56 43 SW24G39 29.89F HX 80 TC 27
AURORA PTSUNNY 79 58 48 SW18G33 29.87F HX 80 TC 26
JOLIET* PTSUNNY 81 56 42 SW16G29 29.91F HX 81 TC 27
WAUKEGAN PTSUNNY 77 58 51 SW18G36 29.85F TC 25
DUPAGE AIRPORT PTSUNNY 77 57 50 SW21G35 29.88F TC 25
KANKAKEE* PTSUNNY 80 54 40 SW23G35 29.96F HX 80 TC 27
WHEELING PTSUNNY 79 57 46 SW24G32 29.88F HX 80 TC 26
MORRIS* PTSUNNY 81 56 42 SW28G33 29.90F HX 81 TC 27
ROMEOVILLE* PTSUNNY 81 57 44 SW24G36 29.90F HX 81 TC 27
LANSING* CLOUDY 78 54 44 SW28G33 29.93S TC 25
NORTHERLY ISL* N/A 78 51 38 SW13 N/A TC 26
LMZ740>746-122000-
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 64 40 340/ 12/ 19 1022.8F 2/ 4
HARRISON CRIB 74 210/ 29/ 33 N/A
NORTHERLY ISL 78 200/ 14/ 21 N/A
CALUMET HARBOR 78 200/ 18/ 32 1012.4F
BURNS HARBOR 76 230/ 11/ 18 1013.9F
MICHIGAN CITY 77 220/ 27/ 29 1011.5F
ST. JOSEPH BUOY 56 210/ 10/ 12 1014.3F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-122000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 76 56 49 SW18G33 29.90F TC 24
MACOMB* PTSUNNY 80 56 43 SW22G44 29.90F HX 80 TC 27
PITTSFIELD* CLOUDY 77 55 45 S18G26 29.94F TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-122000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 79 53 40 MISG 29.93F TC 26
BLOOMINGTON PTSUNNY 77 55 46 SW28G36 29.96F TC 25
DECATUR PTSUNNY 79 54 41 S32G41 29.97F TC 26
PEORIA PTSUNNY 78 56 46 SW18G31 29.90F TC 26
LINCOLN* PTSUNNY 79 50 36 S10G26 29.95F TC 26
SPRINGFIELD PTSUNNY 80 54 40 S28G39 29.95F HX 80 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-122000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 81 53 37 S29G40 30.00F HX 80 TC 27
DANVILLE* CLOUDY 78 55 44 SW21G32 30.02F TC 26
MATTOON PTSUNNY 77 53 43 S20G40 30.02F TC 25
PARIS* PTSUNNY 79 53 41 MISG 30.04F TC 26
ILZ079-100>102-122000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 79 54 41 S14G23 29.99F TC 26
CAHOKIA* CLOUDY 80 53 39 S14G25 29.99F HX 80 TC 27
SPARTA* CLOUDY 76 54 45 S20G26 30.05F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 78 54 43 S29G45 30.06F TC 26
CAIRO* PTSUNNY 78 57 48 S13G21 30.11F TC 26
MARION CLOUDY 77 55 47 S16G30 30.09F TC 25
MT. VERNON CLOUDY 79 57 46 S23G33 30.07F HX 80 TC 26
CENTRALIA* CLOUDY 77 55 45 S23 30.06S TC 25
SALEM* CLOUDY 80 52 38 S22G32 30.05S TC 26
ILZ067-068-072-073-078-083-087-091-122000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 80 54 40 S22G30 30.08 HX 80 TC 27
FLORA* CLOUDY 77 55 47 SW18G32 30.06F TC 25
FAIRFIELD* CLOUDY 78 51 38 S21G29 30.08F TC 26
HARRISBURG* CLOUDY 77 50 38 S18G24 30.11S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page