687
ASUS43 KLOT 221256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT FRI MAY 22 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.
ILZ001-002-007-009-015-016-024-221400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 57 43 59 E12 30.08S TC 14
ILZ003-004-008-010-011-017-018-221400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 54 42 64 E7 30.15F TC 12
PERU* CLOUDY N/A N/A N/A E13 30.11S
ILZ005-006-012>014-019>023-221400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 52 40 63 NE15G21 30.15F TC 11
CHICAGO-MIDWAY NOT AVBL
AURORA CLOUDY 54 43 66 E15 30.13R TC 12
WAUKEGAN PTSUNNY 50 38 63 E14 30.18F TC 10
DUPAGE AIRPORT CLOUDY 53 42 66 NE10 30.14S TC 12
WHEELING CLOUDY 51 40 65 E9G21 30.18S TC 11
MORRIS* CLOUDY 57 43 58 E12 30.12R TC 14
ROMEOVILLE* CLOUDY 55 46 71 NE15G22 30.13F TC 13
NORTHERLY ISL* N/A 52 43 71 NE14 N/A TC 11
LMZ740>746-221400-
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 50 1021.1R 3/ 4
WAUKEGAN HARBOR 48 50 10/ 12/ 16 1021.4R 3/ 4
WILMETTE BUOY 49 90/ 17/ 23 1022.0F 3/ 4
CHICAGO BUOY 52 54 60/ 14/ 17 1020.1S 3/ 3
HARRISON CRIB 51 60/ 16/ 17 N/A
NORTHERLY ISL 51 40/ 12/ 18 N/A
CALUMET HARBOR 40/ 11/ 15 1021.2
BURNS HARBOR 55 90/ 6/ 8 1021.3S
MICHIGAN CITY 54 80/ 10/ 12 1020.3F
ST. JOSEPH BUOY 53 100/ 12/ 17 1022.1F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-221400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-221400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 58 47 66 E10 30.03F TC 14
TAYLORVILLE CLOUDY 57 48 72 NE7 30.04R TC 14
ILZ033-039-045-046-055>057-062-063-221400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-221400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 63 59 87 E9 29.95S TC 17
MARION CLOUDY 63 59 88 NE7 29.96S TC 17
ILZ067-068-072-073-078-083-087-091-221400-
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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