072
ASUS43 KLOT 041201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT FRI SEP 04 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.
ILZ001-002-007-009-015-016-024-041300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 75 70 84 CALM 29.90S TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 79;
STERLING* CLEAR 75 72 90 CALM 29.92R TC 24
SAVANNA* CLEAR 72 70 93 CALM 29.90R TC 22
ILZ003-004-008-010-011-017-018-041300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 70 87 CALM 29.92R TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 76;
FREEPORT* CLEAR 76 74 95 SW7 29.93R TC 24
ILZ005-006-012>014-019>023-041300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 76 70 82 NE3 29.92R TC 24
6HR MIN TEMP: 76; 6HR MAX TEMP: 81;
CHICAGO-MIDWAY PTCLDY 79 70 74 CALM 29.92R HX 82 TC 26
6HR MIN TEMP: 78; 6HR MAX TEMP: 83;
AURORA CLEAR 72 70 93 CALM 29.92R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 76;
JOLIET* CLEAR 74 73 95 CALM 29.92R TC 24
WAUKEGAN MOCLDY 70 69 97 NE5 29.94R TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 74; 6HR PCP: TRACE;
DUPAGE AIRPORT CLEAR 77 71 82 W6 29.92R TC 25
6HR MIN TEMP: 75; 6HR MAX TEMP: 79;
WHEELING PTCLDY 74 72 93 E10 29.95R TC 23
6HR MIN TEMP: 74; 6HR MAX TEMP: 78;
LANSING* CLEAR 73 70 88 CALM 29.93R TC 23
NORTHERLY ISL* N/A 79 68 69 CALM N/A HX 81 TC 26
LMZ740>746-041300-
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 74 73 350/ 10/ 14 1014.8R 2/ 3
WAUKEGAN HARBOR 73 71 350/ 8/ 12 1014.2R 1/ 3
WILMETTE BUOY 74 30/ 8/ 16 1016.2R 1
NORTHERLY ISL 80 210/ 5/ 9 N/A
CALUMET HARBOR 79 210/ 4/ 5 1013.2R
MICH CITY BUOY 76 74 190/ 4/ 4 N/A 1
ST. JOSEPH BUOY 76 74 200/ 6/ 8 1014.1R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-041300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 75 69 81 S7 29.96R TC 24
MACOMB* CLEAR 75 73 92 SW7 29.96S TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-041300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 76 72 87 SW9 29.97S TC 24
DECATUR CLEAR 76 70 82 SW8 29.97S TC 24
PEORIA CLEAR 76 71 85 SW5 29.94S TC 24
6HR MIN TEMP: 75; 6HR MAX TEMP: 81;
LINCOLN* CLEAR 74 74 100 CALM 29.96S TC 24
SPRINGFIELD CLEAR 78 70 76 SW5 29.96R HX 80 TC 26
6HR MIN TEMP: 76; 6HR MAX TEMP: 83;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-041300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 73 71 93 S5 29.97S TC 23
MATTOON CLEAR 78 71 79 S6 29.98R HX 80 TC 26
ILZ079-100>102-041300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 75 70 83 CALM 29.98S TC 24
CAHOKIA* CLEAR 74 70 87 CALM 29.98R TC 23
SPARTA* DRIZZLE 77 72 85 CALM 30.01R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-041300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 73 72 94 CALM 29.99R TC 23
EFFINGHAM* CLEAR 72 70 94 CALM 30.01R TC 22
MT. VERNON CLEAR 72 71 97 CALM 30.00R TC 22
CENTRALIA* CLEAR 75 71 88 MISG 29.99R TC 24
SALEM* CLEAR 75 72 89 MISG 29.99R TC 24
ILZ067-068-072-073-078-083-087-091-041300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 74 71 91 CALM 29.99R TC 23
FAIRFIELD* CLEAR 73 70 89 CALM 29.99R TC 23
HARRISBURG* CLEAR 73 73 99 CALM 30.00R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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