300
ASUS43 KLOT 160306
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-160400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 72 59 63 SE8 29.71R TC 22
ILZ003-004-008-010-011-017-018-160400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 70 56 61 SE13 29.78R TC 21
PERU* CLEAR 72 57 60 SE15 29.79R TC 22
ILZ005-006-012>014-019>023-160400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 68 54 60 S13G23 29.82S TC 20
CHICAGO-MIDWAY CLEAR 68 53 58 S13G21 29.83S TC 20
AURORA CLEAR 67 56 67 S12 29.81S TC 19
WAUKEGAN CLEAR 67 54 63 S13 29.81R TC 19
DUPAGE AIRPORT CLEAR 67 55 65 S14 29.81S TC 19
WHEELING PTCLDY 67 54 63 S15 29.83S TC 19
MORRIS* CLEAR 70 55 60 SE10 29.81S TC 21
NORTHERLY ISL* N/A 66 51 58 S12 N/A TC 19
LMZ740>746-160400-
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 1009.2 2/ 4
WAUKEGAN HARBOR 58 52 150/ 10/ 12 1010.4 1/ 3
HARRISON CRIB 64 170/ 17/ 18 N/A
NORTHERLY ISL 67 160/ 8/ 16 N/A
CALUMET HARBOR 68 160/ 9/ 12 1010.4R
BURNS HARBOR 66 170/ 7/ 10 1011.9F
MICHIGAN CITY 66 150/ 12/ 14 1010.2F
ST. JOSEPH BUOY 59 160/ 10/ 12 1012.5F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-160400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-160400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA CLEAR 73 60 63 S13 29.78R TC 23
SPRINGFIELD MOCLDY 74 61 63 S14 29.80S TC 23
TAYLORVILLE PTCLDY 70 61 73 S9 29.84R TC 21
ILZ033-039-045-046-055>057-062-063-160400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 65 58 78 SE12 29.86S TC 18
MATTOON PTCLDY 69 57 65 SE13 29.88R TC 21
ILZ079-100>102-160400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 63 68 S10 29.84R TC 23
BELLEVILLE PTCLDY 73 63 72 S8 29.82R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 74 61 63 S8 29.90R TC 23
ILZ067-068-072-073-078-083-087-091-160400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 70 56 61 S6 29.92R TC 21
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