895
ASUS43 KLOT 121801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-121900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 75 59 57 S24G37 29.84F TC 24
6HR MIN TEMP: 64; 6HR MAX TEMP: 77;
STERLING* PTSUNNY 78 61 55 SW20G29 29.87F HX 80 TC 26
ILZ003-004-008-010-011-017-018-121900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 76 59 55 S28G40 29.86F TC 24
6HR MIN TEMP: 58; 6HR MAX TEMP: 76; 6HR PCP: TRACE;
ILZ005-006-012>014-019>023-121900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 57 48 SW21G39 29.89F TC 26
6HR MIN TEMP: 60; 6HR MAX TEMP: 78;
CHICAGO-MIDWAY PTSUNNY 79 56 45 SW25G40 29.91F HX 80 TC 26
6HR MIN TEMP: 59; 6HR MAX TEMP: 80;
AURORA PTSUNNY 78 58 49 SW21G33 29.90F TC 26
6HR MIN TEMP: 56; 6HR MAX TEMP: 79;
WAUKEGAN LGT RAIN 74 58 57 SW16G31 29.87F TC 23
6HR MIN TEMP: 59; 6HR MAX TEMP: 78; 6HR PCP: TRACE;
DUPAGE AIRPORT PTSUNNY 77 58 51 SW24G41 29.89F TC 25
6HR MIN TEMP: 59; 6HR MAX TEMP: 78;
WHEELING PTSUNNY 77 57 50 SW18G36 29.90F TC 25
6HR MIN TEMP: 58; 6HR MAX TEMP: 79;
MORRIS* PTSUNNY 80 56 43 SW21G32 29.92F HX 80 TC 27
ROMEOVILLE* PTSUNNY 79 57 47 SW21G35 29.93F HX 80 TC 26
NORTHERLY ISL* N/A 78 52 40 SW17 N/A TC 26
LMZ740>746-121900-
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 67 41 10/ 16/ 23 1024.4F 2/ 4
HARRISON CRIB 76 210/ 26/ 33 N/A
NORTHERLY ISL 77 180/ 19/ 27 N/A
CALUMET HARBOR 78 190/ 15/ 29 1012.9
BURNS HARBOR 77 220/ 15/ 19 1014.6F
MICHIGAN CITY 76 200/ 23/ 29 1012.3F
ST. JOSEPH BUOY 56 220/ 10/ 12 1014.9F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 76 57 51 SW21G36 29.92F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-121900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 78 57 48 SW23G35 29.98F TC 26
DECATUR CLOUDY 77 55 46 SW25G35 30.01F TC 25
PEORIA PTSUNNY 78 57 48 SW21G33 29.93F TC 26
6HR MIN TEMP: 60; 6HR MAX TEMP: 78;
SPRINGFIELD CLOUDY 77 55 46 S20G33 29.98F TC 25
6HR MIN TEMP: 62; 6HR MAX TEMP: 77; 6HR PCP: TRACE;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 78 54 43 S28G40 30.02F TC 26
MATTOON PTSUNNY 78 55 44 S16G44 30.04F TC 26
ILZ079-100>102-121900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 79 55 44 SW22G35 30.01F TC 26
CAHOKIA* PTSUNNY 78 54 43 S20G36 30.01F TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 76 55 48 S23G31 30.09F TC 24
6HR MIN TEMP: 62; 6HR MAX TEMP: 78;
MARION PTSUNNY 77 54 44 S23 30.10F TC 25
MT. VERNON PTSUNNY 77 55 46 SW23G29 30.08F TC 25
CENTRALIA* PTSUNNY 77 53 43 SW20G35 30.07F TC 25
ILZ067-068-072-073-078-083-087-091-121900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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