Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 160403
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT TUE JUL 15 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-160500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 73 71 93 CALM 29.91R TC 23
$$
ILZ003-004-008-010-011-017-018-160500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 75 70 84 CALM 29.95R TC 24
ROCHELLE* CLOUDY 75 73 91 CALM 29.94S TC 24
PERU* CLEAR 76 73 89 E5 29.92R TC 25
$$
ILZ005-006-012>014-019>023-160500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 82 72 71 S5 29.92S HX 87 TC 28
CHICAGO-MIDWAY PTCLDY 82 70 66 SW7 29.93R HX 86 TC 28
AURORA CLEAR 78 72 81 SE3 29.93R HX 80 TC 26
JOLIET* CLOUDY 80 74 84 CALM 29.93S HX 84 TC 27
WAUKEGAN MOCLDY 79 70 74 CALM 29.93S HX 82 TC 26
DUPAGE AIRPORT CLEAR 80 72 76 CALM 29.93R HX 84 TC 27
KANKAKEE* PTCLDY 76 73 91 CALM 29.95R TC 24
WHEELING CLEAR 80 71 74 S3 29.94S HX 84 TC 27
MORRIS* CLOUDY 78 74 88 S6 29.92S HX 80 TC 26
LANSING* MOCLDY 76 72 86 S3 29.95R TC 25
$$
LMZ740>746-160500-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 77 76 80/ 4/ 6 1013.4S
WINTHROP HARBOR 76 74 300/ 2/ 2 N/A 1/ 3
WAUKEGAN HARBOR 76 75 210/ 2/ 2 N/A 1/ 3
WILMETTE BUOY 76 70/ 2/ 4 1016.2R 1
CHICAGO BUOY 80 75 190/ 6/ 6 1013.5R 1/ 3
HARRISON CRIB 88 200/ 4/ 5 N/A
NORTHERLY ISL 82 170/ 6 N/A
CALUMET HARBOR 82 160/ 6/ 8 1012.4
BURNS HARBOR 81 170/ 2/ 3 1014.6R
MICHIGAN CITY 81 180/ 6/ 7 1011.9R
MICH CITY BUOY 79 77 160/ 4/ 4 1012.4R 1
ST. JOSEPH BUOY 81 77 160/ 6/ 8 1014.9R 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-160500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 75 73 93 S3 29.91R TC 24
GALESBURG* MOCLDY 74 71 91 CALM 29.94R TC 23
MACOMB* CLEAR 74 73 97 CALM 29.94R TC 23
PITTSFIELD* CLEAR 76 75 98 CALM 29.92R TC 24
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-160500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 75 73 92 S3 29.94R FOG TC 24
BLOOMINGTON CLEAR 74 73 97 S3 29.95R TC 23
DECATUR PTCLDY 77 73 87 SE6 29.93S TC 25
PEORIA CLEAR 79 73 82 SW3 29.92R HX 82 TC 26
LACON* PTCLDY 78 72 82 CALM 29.92R HX 80 TC 26
LINCOLN* CLEAR 75 75 100 CALM 29.92S TC 24
SPRINGFIELD CLEAR 74 72 93 S3 29.91S TC 23
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-160500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 74 74 98 CALM 29.94S TC 24
MATTOON MOCLDY 74 72 93 S6 29.92F TC 23
$$
ILZ079-100>102-160500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR N/A N/A N/A CALM 29.91F
CAHOKIA* CLEAR 76 73 91 CALM 29.90S TC 24
SPARTA* PTCLDY 76 74 96 CALM 29.93F TC 24
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 75 74 96 S7 29.92F TC 24
CAIRO* MOCLDY 76 73 91 S6 29.95S TC 25
EFFINGHAM* MOCLDY 73 73 99 CALM 29.95S TC 23
MARION MOCLDY 74 73 96 S7 29.93F TC 24
MT. VERNON MOCLDY 75 74 96 CALM 29.93F TC 24
CENTRALIA* PTCLDY 75 73 94 SE5 29.93F TC 24
SALEM* PTCLDY 76 74 93 SE3 29.93F TC 25
METROPOLIS* MOCLDY 74 73 96 CALM 29.96F TC 24
$$
ILZ067-068-072-073-078-083-087-091-160500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 76 75 97 S7 29.95R TC 24
FLORA* MOCLDY 75 N/A N/A SE7 29.94S TC 24
FAIRFIELD* MOCLDY 77 74 92 CALM 29.94S TC 25
HARRISBURG* MOCLDY 75 73 94 CALM 29.93F TC 24
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$