587
ASUS43 KLOT 152256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT FRI MAY 15 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.
ILZ001-002-007-009-015-016-024-160000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 81 59 47 SE13G25 29.74S HX 81 TC 27
ILZ003-004-008-010-011-017-018-160000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* SUNNY 79 55 44 S17 29.81S TC 26
ILZ005-006-012>014-019>023-160000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 75 50 41 S13G24 29.82F TC 24
CHICAGO-MIDWAY NOT AVBL
AURORA SUNNY 77 54 44 S15G24 29.82S TC 25
WAUKEGAN SUNNY 73 52 47 SE10 29.82S TC 23
DUPAGE AIRPORT SUNNY 74 54 49 S13 29.82F TC 23
WHEELING SUNNY 75 50 41 S16G23 29.84S TC 24
MORRIS* SUNNY 75 54 46 S12 29.83S TC 24
ROMEOVILLE* SUNNY 75 54 46 S14G23 29.85S TC 24
NORTHERLY ISL* N/A 73 46 38 S13 N/A TC 23
LMZ740>746-160000-
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 49 1009.8S 2/ 4
WAUKEGAN HARBOR 55 51 120/ 12/ 14 1010.8F 2/ 4
HARRISON CRIB 66 170/ 17/ 20 N/A
NORTHERLY ISL 73 170/ 10/ 17 N/A
CALUMET HARBOR 73 190/ 9/ 17 1010.7
BURNS HARBOR 72 190/ 11/ 14 1011.9F
MICHIGAN CITY 71 170/ 11/ 17 1010.3R
ST. JOSEPH BUOY 61 180/ 10/ 12 1012.8F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-160000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-160000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD MOSUNNY 79 59 50 S12 29.81F HX 80 TC 26
TAYLORVILLE MOSUNNY 79 61 53 SE12 29.83F HX 80 TC 26
ILZ033-039-045-046-055>057-062-063-160000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-160000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 81 59 47 S17G23 29.83S HX 81 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 80 59 48 S12 29.88R HX 81 TC 27
MARION PTSUNNY 81 61 50 S12 29.89R HX 81 TC 27
ILZ067-068-072-073-078-083-087-091-160000-
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page