721
ASUS43 KLOT 012156
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT FRI MAY 01 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.
ILZ001-002-007-009-015-016-024-012300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 54 32 43 SW5 30.01F TC 12
ILZ003-004-008-010-011-017-018-012300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 50 31 48 S5 30.05S TC 10
ILZ005-006-012>014-019>023-012300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 44 32 62 N9 30.05S TC 7
CHICAGO-MIDWAY PTSUNNY 45 32 60 NE7 30.06R TC 7
AURORA PTSUNNY 50 32 50 NW6 30.04S TC 10
WAUKEGAN CLOUDY 41 29 62 E13 30.06R TC 5
DUPAGE AIRPORT CLOUDY 46 35 65 E10 30.04R TC 8
WHEELING CLOUDY 43 31 62 E7 30.07S TC 6
ROMEOVILLE* MOSUNNY 48 36 61 E6 30.05R TC 9
NORTHERLY ISL* N/A 43 34 70 N10 N/A TC 6
LMZ740>746-012300-
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 48 1017.3R 2/ 4
WAUKEGAN HARBOR 41 48 10/ 8/ 12 1017.9R 2/ 4
HARRISON CRIB 41 30/ 8/ 10 N/A
NORTHERLY ISL 44 40/ 7/ 11 N/A
CALUMET HARBOR 30/ 7/ 10 1017.6
BURNS HARBOR 43 40/ 5/ 6 1018.6S
MICHIGAN CITY 41 10/ 8/ 9 1017.8F
ST. JOSEPH BUOY 42 350/ 10/ 12 1018.4R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-012300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-012300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD PTSUNNY 58 32 37 NW3 30.01F TC 14
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-012300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-012300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 61 32 33 W13 30.02F TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-012300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 62 34 35 N12G20 30.01F TC 17
MARION MOSUNNY 61 34 36 N14 30.02F TC 16
ILZ067-068-072-073-078-083-087-091-012300-
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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