477
ASUS43 KLOT 280256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-280400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 60 53 77 W18G32 29.68R TC 16
ILZ003-004-008-010-011-017-018-280400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 62 60 93 S14 29.62R THUNDER TC 17
ILZ005-006-012>014-019>023-280400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 62 59 90 S10G21 29.62R TC 17
CHICAGO-MIDWAY NOT AVBL
AURORA MOCLDY 61 60 97 S14G21 29.63R TC 16
WAUKEGAN MOCLDY 60 59 96 S10 29.59R TC 16
DUPAGE AIRPORT CLOUDY 61 60 97 S12 29.62R TC 16
WHEELING MOCLDY 62 60 93 S13G23 29.63R TC 17
NORTHERLY ISL* N/A 61 58 90 S10 N/A TC 16
LMZ740>746-280400-
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 1009.1F 3/ 5
WAUKEGAN HARBOR 51 47 170/ 6/ 8 1004.4F 3/ 5
HARRISON CRIB 62 180/ 24/ 26 N/A
NORTHERLY ISL 61 200/ 7/ 23 N/A
CALUMET HARBOR 140/ 10/ 12 1002.2
BURNS HARBOR 62 140/ 8/ 14 1003.0F
MICHIGAN CITY 62 120/ 14/ 19 1001.0F
ST. JOSEPH BUOY 55 150/ 10/ 14 1003.9F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-280400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-280400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTCLDY 60 59 96 S7 29.70R TC 16
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-280400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MATTOON CLOUDY 61 59 94 S9 29.68F TC 16
ILZ079-100>102-280400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 64 61 88 W10 29.73R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-280400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MT. VERNON TSTM 64 63 94 SW9G25 29.75 TC 18
ILZ067-068-072-073-078-083-087-091-280400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE HVY RAIN 64 61 88 NW35G53 29.84R SQUALL FOG
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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