096
ASUS43 KLOT 201256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT WED MAY 20 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.
ILZ001-002-007-009-015-016-024-201400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 52 44 74 N9 30.27R TC 11
ILZ003-004-008-010-011-017-018-201400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 53 44 71 N9 30.26F TC 12
PERU* SUNNY 54 45 71 N13 30.24S TC 12
ILZ005-006-012>014-019>023-201400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 55 42 61 N15 30.23R TC 13
CHICAGO-MIDWAY NOT AVBL
AURORA MOSUNNY 54 43 66 N14 30.23R TC 12
WAUKEGAN MOSUNNY 53 43 68 NE10 30.24R TC 12
DUPAGE AIRPORT MOSUNNY 54 43 66 N14 30.23R TC 12
WHEELING MOSUNNY 55 43 63 NE10G17 30.25R TC 13
MORRIS* MOSUNNY 54 45 71 CALM 30.22S TC 12
ROMEOVILLE* PTSUNNY 55 45 67 N14 30.23R TC 13
NORTHERLY ISL* N/A 53 44 71 MISG N/A TC 12
LMZ740>746-201400-
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 1021.7R 1
WAUKEGAN HARBOR 51 51 330/ 10/ 12 1022.9R 1
WILMETTE BUOY 53 40/ 16/ 21 1024.2R 1/ 2
CHICAGO BUOY 53 53 10/ 17/ 21 1022.0R 2/ 3
HARRISON CRIB 53 350/ 18/ 19 N/A
NORTHERLY ISL 53 340/ 15/ 16 N/A
CALUMET HARBOR 340/ 12/ 18 1023.3
BURNS HARBOR 53 350/ 7/ 10 1023.4S
MICHIGAN CITY 51 10/ 11/ 13 1022.5R
ST. JOSEPH BUOY 50 360/ 8/ 10 1023.4R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-201400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-201400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 54 47 77 N12 30.23R TC 12
TAYLORVILLE CLOUDY 54 48 82 N10 30.23R TC 12
ILZ033-039-045-046-055>057-062-063-201400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-201400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 55 48 76 N10 30.22R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
MARION LGT RAIN 61 59 94 N9 30.17R TC 16
ILZ067-068-072-073-078-083-087-091-201400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE HVY RAIN 57 57 100 N9 30.15R FOG TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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