923
ASUS43 KLOT 271956
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT MON APR 27 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.
ILZ001-002-007-009-015-016-024-272100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 71 61 70 SW14G28 29.52S TC 22
ILZ003-004-008-010-011-017-018-272100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 65 58 78 SE21G33 29.56F TC 18
ILZ005-006-012>014-019>023-272100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 62 58 86 SE17 29.56R TC 17
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 64 59 83 S13G24 29.57R TC 18
WAUKEGAN CLOUDY 55 54 96 SE18G31 29.59R TC 13
DUPAGE AIRPORT CLOUDY 62 58 86 SE14G25 29.56S TC 17
WHEELING CLOUDY 63 58 83 S18G26 29.59S TC 17
ROMEOVILLE* SUNNY 66 61 82 SE18G25 29.56F TC 19
NORTHERLY ISL* N/A 56 53 90 E9 N/A TC 13
LMZ740>746-272100-
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 1016.7 4/ 4
WAUKEGAN HARBOR 52 47 170/ 12/ 16 1005.1R 5/ 5
HARRISON CRIB 55 110/ 30/ 32 N/A
NORTHERLY ISL 55 100/ 22 N/A
CALUMET HARBOR 90/ 19/ 29 1001.6
BURNS HARBOR 63 120/ 12/ 23 1000.0F
MICHIGAN CITY 61 160/ 17/ 24 1005.1F
ST. JOSEPH BUOY 55 120/ 14/ 19 1009.3F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-272100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-272100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 64 59 83 SE16 29.62R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-272100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MATTOON TSTM 61 57 88 SE18 29.75F FOG TC 16
ILZ079-100>102-272100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 64 63 94 SE20G26 29.65F TC 18
BELLEVILLE CLOUDY 72 68 88 E6 29.64F TC 22
CAHOKIA* PTSUNNY 70 65 84 MISG 29.64F TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-272100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 81 69 67 S21G32 29.71F HX 84 TC 27
MARION CLOUDY 79 68 69 S18 29.73F HX 81 TC 26
MT. VERNON CLOUDY 66 63 88 NE8G18 29.76R TC 19
ILZ067-068-072-073-078-083-087-091-272100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE RAIN 61 59 94 N7G21 29.86R FOG TC 16
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