850
ASUS43 KLOT 200301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT SAT JUL 19 2025
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.
ILZ001-002-007-009-015-016-024-200400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 79 75 87 CALM 29.93R HX 83 TC 26
ILZ003-004-008-010-011-017-018-200400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 68 81 CALM 29.94R TC 23
ROCHELLE* CLEAR 72 70 94 SW5 29.94S TC 22
PERU* CLOUDY 74 72 94 CALM 29.94R TC 23
ILZ005-006-012>014-019>023-200400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 77 71 82 SW5 29.91R TC 25
CHICAGO-MIDWAY PTCLDY 79 69 71 W7 29.92R HX 81 TC 26
AURORA PTCLDY 76 71 85 SW3 29.93R TC 24
JOLIET* CLEAR 76 73 87 CALM 29.94R TC 25
WAUKEGAN CLEAR 74 70 87 SW5 29.91R TC 23
DUPAGE AIRPORT CLEAR 77 71 82 SW7 29.93R TC 25
KANKAKEE* CLEAR 73 71 93 CALM 29.95S TC 23
WHEELING CLEAR 75 72 90 CALM 29.93R TC 24
MORRIS* CLEAR 74 72 92 W5 29.93R TC 24
ROMEOVILLE* CLEAR 77 73 88 SW5 29.94S TC 25
LANSING* CLEAR 73 70 88 SW3 29.94R TC 23
NORTHERLY ISL* N/A 79 68 69 W3 N/A HX 81 TC 26
LMZ740>746-200400-
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 72 70 220/ 8/ 8 1012.5R
WINTHROP HARBOR 71 70 150/ 6/ 8 N/A 1
WAUKEGAN HARBOR 72 71 150/ 4/ 6 N/A 1
WILMETTE BUOY 74 210/ 4/ 6 1015.3R 1
CHICAGO BUOY 77 72 270/ 4/ 6 1013.3R 1
HARRISON CRIB 84 160/ 2/ 2 N/A
NORTHERLY ISL 79 250/ 3/ 4 N/A
CALUMET HARBOR 79 230/ 3/ 5 1012.3R
BURNS HARBOR 78 240/ 5/ 6 1013.9R
MICHIGAN CITY 78 220/ 5/ 6 1011.5R
MICH CITY BUOY 77 75 210/ 4/ 4 1011.6R 1
ST. JOSEPH BUOY 76 76 200/ 8/ 10 1013.9R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-200400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 78 76 93 SE3 29.93R HX 81 TC 26
GALESBURG* CLOUDY 76 76 100 CALM 29.96R TC 24
MACOMB* MOCLDY 76 75 99 CALM 29.97R TC 24
PITTSFIELD* PTCLDY 78 77 98 S3 29.95R HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-200400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 73 72 96 CALM 29.95S TC 23
BLOOMINGTON CLOUDY 76 74 93 S6 29.98R TC 24
DECATUR PTCLDY 77 74 90 SE3 29.97R TC 25
PEORIA MOCLDY 79 76 90 SW3 29.95R HX 83 TC 26
LACON* PTCLDY 75 72 90 CALM 29.94R TC 24
LINCOLN* MOCLDY 77 77 100 CALM 29.96R TC 25
SPRINGFIELD PTCLDY 75 73 93 CALM 29.95R TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 74 73 97 SW3 29.96S TC 23
MATTOON CLEAR 74 74 100 CALM 29.97R FOG TC 23
ILZ079-100>102-200400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 79 75 89 S6 29.96R HX 82 TC 26
BELLEVILLE CLEAR 80 76 86 SW3 29.94R HX 86 TC 27
CAHOKIA* CLEAR 80 76 87 CALM 29.95R HX 86 TC 27
SPARTA* PTCLDY 81 78 90 S6 29.99R HX 89 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 84 79 86 S5 30.00R HX 96 TC 29
EFFINGHAM* CLEAR 75 75 99 CALM 29.99R TC 24
MARION CLEAR 75 74 96 S5 30.00R TC 24
MT. VERNON CLEAR 76 75 97 SW3 29.98R TC 24
CENTRALIA* CLEAR 78 76 92 S6 29.97R HX 81 TC 26
SALEM* CLEAR 79 76 90 S6 29.97R HX 82 TC 26
METROPOLIS* PTCLDY 77 76 96 CALM 30.01R TC 25
ILZ067-068-072-073-078-083-087-091-200400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 74 74 100 S5 29.98R TC 23
FLORA* CLEAR 75 N/A N/A S6 29.97R TC 24
FAIRFIELD* CLEAR 74 73 95 S5 29.98R TC 24
HARRISBURG* PTCLDY 75 74 96 S3 30.00R TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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